From 4e48f1e42c5a4955001fefdfea2c709c76175a28 Mon Sep 17 00:00:00 2001
From: nimbold <11913706+nimbold@users.noreply.github.com>
Date: Mon, 8 Jun 2026 01:06:00 +0330
Subject: [PATCH] fix: harden media download flow

---
 Scripts/create_app_bundle.sh                  |  10 +-
 Scripts/fix_table.py                          |  23 ---
 Scripts/fix_table_2.py                        |  62 -------
 Scripts/fix_table_final.py                    |  86 ----------
 Scripts/fix_window.py                         |  21 ---
 Scripts/remove_doubleclick.py                 |  45 -----
 Scripts/verify.sh                             |   1 +
 Sources/Firelink/AddDownloadsView.swift       |  17 +-
 Sources/Firelink/AppSettings.swift            |   6 +-
 Sources/Firelink/Aria2DownloadEngine.swift    |  14 +-
 Sources/Firelink/BinaryDownloader.swift       |   3 +
 Sources/Firelink/ChunkMapView.swift           |  32 ++--
 Sources/Firelink/ContentView.swift            |  18 +-
 Sources/Firelink/DownloadController.swift     | 142 +++++++++++++---
 Sources/Firelink/DownloadTable.swift          |  12 +-
 Sources/Firelink/FirelinkApp.swift            |  14 +-
 Sources/Firelink/GatekeeperConfig.swift       |   6 +-
 Sources/Firelink/LocalExtensionServer.swift   |   6 +-
 Sources/Firelink/MediaDetector.swift          |   6 +-
 Sources/Firelink/MediaDownloadEngine.swift    | 128 +++++++++++---
 Sources/Firelink/MediaEngineManager.swift     |  34 +++-
 Sources/Firelink/MediaExtractionEngine.swift  | 156 ++++++++++++++----
 .../Firelink/MediaInspectorInlineView.swift   |  25 ++-
 Sources/Firelink/SchedulerController.swift    |  26 +--
 Sources/Firelink/SchedulerView.swift          |  44 ++---
 .../Firelink/Settings/AboutSettingsPane.swift |   2 +-
 .../Settings/DownloadSettingsPane.swift       |   2 +-
 .../Settings/EngineSettingsPane.swift         |  18 +-
 .../Settings/IntegrationSettingsPane.swift    |   6 +-
 .../Settings/LookAndFeelSettingsPane.swift    |  10 +-
 .../Firelink/Settings/SettingsContainer.swift |   2 +-
 Sources/Firelink/SidebarView.swift            |   2 +-
 Sources/Firelink/SpeedLimiterView.swift       |  36 ++--
 generate_preview.py                           |  63 -------
 process_icon.py                               |  28 ++--
 test_128.png                                  | Bin 9514 -> 0 bytes
 36 files changed, 576 insertions(+), 530 deletions(-)
 delete mode 100644 Scripts/fix_table.py
 delete mode 100644 Scripts/fix_table_2.py
 delete mode 100644 Scripts/fix_table_final.py
 delete mode 100644 Scripts/fix_window.py
 delete mode 100644 Scripts/remove_doubleclick.py
 delete mode 100644 generate_preview.py
 delete mode 100644 test_128.png

diff --git a/Scripts/create_app_bundle.sh b/Scripts/create_app_bundle.sh
index 3acc3e8..3bbb20d 100755
--- a/Scripts/create_app_bundle.sh
+++ b/Scripts/create_app_bundle.sh
@@ -4,8 +4,10 @@ set -euo pipefail
 ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
 APP_NAME="Firelink"
 CONFIGURATION="${CONFIGURATION:-release}"
-MARKETING_VERSION="${MARKETING_VERSION:-0.1.0}"
-BUILD_NUMBER="${BUILD_NUMBER:-1}"
+DEFAULT_MARKETING_VERSION="$(git describe --tags --abbrev=0 2>/dev/null | sed 's/^v//' || true)"
+DEFAULT_BUILD_NUMBER="$(git rev-list --count HEAD 2>/dev/null || true)"
+MARKETING_VERSION="${MARKETING_VERSION:-${DEFAULT_MARKETING_VERSION:-0.1.0}}"
+BUILD_NUMBER="${BUILD_NUMBER:-${DEFAULT_BUILD_NUMBER:-1}}"
 APP_DIR="$ROOT_DIR/build/$APP_NAME.app"
 CONTENTS_DIR="$APP_DIR/Contents"
 MACOS_DIR="$CONTENTS_DIR/MacOS"
@@ -35,12 +37,12 @@ ARIA2C_PATH=$(which aria2c || true)
 if [[ -n "$ARIA2C_PATH" && -x "$ARIA2C_PATH" ]]; then
   echo "Bundling aria2c from $ARIA2C_PATH..."
   cp "$ARIA2C_PATH" "$RESOURCES_DIR/aria2c"
-  
+
   if ! command -v dylibbundler &> /dev/null; then
     echo "Installing dylibbundler..."
     brew install dylibbundler
   fi
-  
+
   FRAMEWORKS_DIR="$CONTENTS_DIR/Frameworks"
   mkdir -p "$FRAMEWORKS_DIR"
   dylibbundler -od -b -x "$RESOURCES_DIR/aria2c" -d "$FRAMEWORKS_DIR" -p "@executable_path/../Frameworks/"
diff --git a/Scripts/fix_table.py b/Scripts/fix_table.py
deleted file mode 100644
index 41a57a5..0000000
--- a/Scripts/fix_table.py
+++ /dev/null
@@ -1,23 +0,0 @@
-import re
-
-with open("Sources/Firelink/DownloadTable.swift", "r") as f:
-    content = f.read()
-
-# Remove doubleClickableCell block
-content = re.sub(r'    private func doubleClickableCell.*?    }\n\n', '', content, flags=re.DOTALL)
-
-# Remove doubleClickableCell wrappers from TableColumn
-content = re.sub(r'doubleClickableCell\(for: item\) \{\n\s*(.*?)\n\s*\}', r'\1', content, flags=re.DOTALL)
-
-# Add simultaneousGesture to Table
-table_end = content.find('            .environment(\\.defaultMinListRowHeight, settings.listRowDensity.minRowHeight)')
-gesture = '''            .simultaneousGesture(TapGesture(count: 2).onEnded {
-                if let id = selection.first, let item = controller.downloads.first(where: { $0.id == id }) {
-                    performPrimaryAction(for: item)
-                }
-            })
-'''
-content = content[:table_end] + gesture + content[table_end:]
-
-with open("Sources/Firelink/DownloadTable.swift", "w") as f:
-    f.write(content)
diff --git a/Scripts/fix_table_2.py b/Scripts/fix_table_2.py
deleted file mode 100644
index 7087c7e..0000000
--- a/Scripts/fix_table_2.py
+++ /dev/null
@@ -1,62 +0,0 @@
-import re
-
-with open("Sources/Firelink/DownloadTable.swift", "r") as f:
-    content = f.read()
-
-# Fix size to use bytesText if sizeBytes is nil or 0
-old_size = '''                TableColumn("Size", value: \\.sortableSize) { item in
-                    Text(ByteFormatter.string(item.sizeBytes))
-                            .monospacedDigit()
-                            .lineLimit(1)
-                            .truncationMode(.tail)
-                }'''
-new_size = '''                TableColumn("Size", value: \\.sortableSize) { item in
-                    if let size = item.sizeBytes, size > 0 {
-                        Text(ByteFormatter.string(size))
-                            .monospacedDigit()
-                            .lineLimit(1)
-                            .truncationMode(.tail)
-                    } else if item.bytesText != "-" && !item.bytesText.isEmpty {
-                        Text(item.bytesText)
-                            .monospacedDigit()
-                            .lineLimit(1)
-                            .truncationMode(.tail)
-                    } else {
-                        Text("Unknown")
-                            .monospacedDigit()
-                            .lineLimit(1)
-                            .truncationMode(.tail)
-                    }
-                }'''
-content = content.replace(old_size, new_size)
-
-# Add allowsHitTesting(false) to text to fix single click interception
-old_text = '''                            Text(item.fileName)
-                                .font(.headline)
-                                .lineLimit(1)
-                                .truncationMode(.tail)'''
-new_text = '''                            Text(item.fileName)
-                                .font(.headline)
-                                .lineLimit(1)
-                                .truncationMode(.tail)
-                                .allowsHitTesting(false)'''
-content = content.replace(old_text, new_text)
-
-# Change performPrimaryAction to use id
-old_action = 'openWindow(value: item.id)'
-new_action = 'openWindow(id: "download-properties", value: item.id)'
-content = content.replace(old_action, new_action)
-
-with open("Sources/Firelink/DownloadTable.swift", "w") as f:
-    f.write(content)
-
-with open("Sources/Firelink/FirelinkApp.swift", "r") as f:
-    app_content = f.read()
-
-app_content = app_content.replace(
-    'WindowGroup("Download Properties", for: UUID.self)',
-    'WindowGroup("Download Properties", id: "download-properties", for: UUID.self)'
-)
-
-with open("Sources/Firelink/FirelinkApp.swift", "w") as f:
-    f.write(app_content)
diff --git a/Scripts/fix_table_final.py b/Scripts/fix_table_final.py
deleted file mode 100644
index 7007377..0000000
--- a/Scripts/fix_table_final.py
+++ /dev/null
@@ -1,86 +0,0 @@
-with open("Sources/Firelink/FirelinkApp.swift", "r") as f:
-    app_content = f.read()
-
-app_content = app_content.replace(
-    'WindowGroup("Download Properties", id: "download-properties", for: String.self) { $downloadIDString in\n            if let idString = downloadIDString, let downloadID = UUID(uuidString: idString) {',
-    'WindowGroup("Download Properties", id: "download-properties", for: UUID.self) { $downloadID in\n            if let downloadID {'
-)
-
-with open("Sources/Firelink/FirelinkApp.swift", "w") as f:
-    f.write(app_content)
-
-with open("Sources/Firelink/DownloadTable.swift", "r") as f:
-    table_content = f.read()
-
-# Fix openWindow in performPrimaryAction
-table_content = table_content.replace(
-    'openWindow(id: "download-properties", value: item.id.uuidString)',
-    'openWindow(id: "download-properties", value: item.id)'
-)
-
-# Fix openWindow in rowContextMenu
-table_content = table_content.replace(
-    'openWindow(value: target.id)',
-    'openWindow(id: "download-properties", value: target.id)'
-)
-
-# Remove simultaneousGesture from Table
-import re
-table_content = re.sub(
-    r'\s*\.simultaneousGesture\(TapGesture\(count: 2\)\.onEnded \{\s*if let id = selection\.first, let item = controller\.downloads\.first\(where: \{ \$0\.id == id \}\) \{\s*performPrimaryAction\(for: item\)\s*\}\s*\}\)',
-    '',
-    table_content
-)
-
-# Replace the File Name TableColumn to use doubleClickableCell
-old_column = '''                TableColumn("File Name", value: \\.fileName) { item in
-                    HStack(alignment: .top, spacing: 8) {
-                            Image(systemName: item.category.symbolName)
-                                .font(.title3)
-                                .foregroundStyle(categoryColor(for: item.category))
-                                .frame(width: 22)
-                            Text(item.fileName)
-                                .font(.headline)
-                                .lineLimit(1)
-                                .truncationMode(.tail)
-                                .allowsHitTesting(false)
-                        .draggable(item.id.uuidString)
-                    }
-                }'''
-
-new_column = '''                TableColumn("File Name", value: \\.fileName) { item in
-                    doubleClickableCell(for: item) {
-                        HStack(alignment: .top, spacing: 8) {
-                            Image(systemName: item.category.symbolName)
-                                .font(.title3)
-                                .foregroundStyle(categoryColor(for: item.category))
-                                .frame(width: 22)
-                            Text(item.fileName)
-                                .font(.headline)
-                                .lineLimit(1)
-                                .truncationMode(.tail)
-                                .allowsHitTesting(false)
-                        }
-                        .draggable(item.id.uuidString)
-                    }
-                }'''
-
-table_content = table_content.replace(old_column, new_column)
-
-# Add doubleClickableCell helper
-helper = '''    private func performPrimaryAction(for item: DownloadItem) {'''
-
-helper_new = '''    private func doubleClickableCell<Content: View>(for item: DownloadItem, @ViewBuilder content: () -> Content) -> some View {
-        content()
-            .contentShape(Rectangle())
-            .simultaneousGesture(TapGesture(count: 2).onEnded {
-                performPrimaryAction(for: item)
-            })
-    }
-
-    private func performPrimaryAction(for item: DownloadItem) {'''
-
-table_content = table_content.replace(helper, helper_new)
-
-with open("Sources/Firelink/DownloadTable.swift", "w") as f:
-    f.write(table_content)
diff --git a/Scripts/fix_window.py b/Scripts/fix_window.py
deleted file mode 100644
index e08d4cc..0000000
--- a/Scripts/fix_window.py
+++ /dev/null
@@ -1,21 +0,0 @@
-with open("Sources/Firelink/FirelinkApp.swift", "r") as f:
-    app_content = f.read()
-
-old_group = '''        WindowGroup("Download Properties", id: "download-properties", for: UUID.self) { $downloadID in
-            if let downloadID {'''
-new_group = '''        WindowGroup("Download Properties", id: "download-properties", for: String.self) { $downloadIDString in
-            if let idString = downloadIDString, let downloadID = UUID(uuidString: idString) {'''
-app_content = app_content.replace(old_group, new_group)
-
-with open("Sources/Firelink/FirelinkApp.swift", "w") as f:
-    f.write(app_content)
-
-with open("Sources/Firelink/DownloadTable.swift", "r") as f:
-    table_content = f.read()
-
-old_open1 = 'openWindow(id: "download-properties", value: item.id)'
-new_open1 = 'openWindow(id: "download-properties", value: item.id.uuidString)'
-table_content = table_content.replace(old_open1, new_open1)
-
-with open("Sources/Firelink/DownloadTable.swift", "w") as f:
-    f.write(table_content)
diff --git a/Scripts/remove_doubleclick.py b/Scripts/remove_doubleclick.py
deleted file mode 100644
index a5da007..0000000
--- a/Scripts/remove_doubleclick.py
+++ /dev/null
@@ -1,45 +0,0 @@
-with open("Sources/Firelink/DownloadTable.swift", "r") as f:
-    content = f.read()
-
-old_column = '''                TableColumn("File Name", value: \\.fileName) { item in
-                    doubleClickableCell(for: item) {
-                        HStack(alignment: .top, spacing: 8) {
-                            Image(systemName: item.category.symbolName)
-                                .font(.title3)
-                                .foregroundStyle(categoryColor(for: item.category))
-                                .frame(width: 22)
-                            Text(item.fileName)
-                                .font(.headline)
-                                .lineLimit(1)
-                                .truncationMode(.tail)
-                                .allowsHitTesting(false)
-                        }
-                        .draggable(item.id.uuidString)
-                    }
-                }'''
-
-new_column = '''                TableColumn("File Name", value: \\.fileName) { item in
-                    HStack(alignment: .top, spacing: 8) {
-                        Image(systemName: item.category.symbolName)
-                            .font(.title3)
-                            .foregroundStyle(categoryColor(for: item.category))
-                            .frame(width: 22)
-                        Text(item.fileName)
-                            .font(.headline)
-                            .lineLimit(1)
-                            .truncationMode(.tail)
-                            .allowsHitTesting(false)
-                    }
-                    .draggable(item.id.uuidString)
-                }'''
-
-content = content.replace(old_column, new_column)
-
-import re
-
-# Remove doubleClickableCell function block
-pattern = r'\s*private func doubleClickableCell<Content: View>\(for item: DownloadItem, @ViewBuilder content: \(\) -> Content\) -> some View \{\s*content\(\)\s*\.contentShape\(Rectangle\(\)\)\s*\.simultaneousGesture\(TapGesture\(count: 2\)\.onEnded \{\s*performPrimaryAction\(for: item\)\s*\}\)\s*\}'
-content = re.sub(pattern, '', content)
-
-with open("Sources/Firelink/DownloadTable.swift", "w") as f:
-    f.write(content)
diff --git a/Scripts/verify.sh b/Scripts/verify.sh
index ccec882..2edbf8a 100755
--- a/Scripts/verify.sh
+++ b/Scripts/verify.sh
@@ -5,4 +5,5 @@ ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
 cd "$ROOT_DIR"
 
 swift build
+git diff --check
 python3 -m json.tool Extensions/Firefox/manifest.json >/dev/null
diff --git a/Sources/Firelink/AddDownloadsView.swift b/Sources/Firelink/AddDownloadsView.swift
index 804e78a..1ecd706 100644
--- a/Sources/Firelink/AddDownloadsView.swift
+++ b/Sources/Firelink/AddDownloadsView.swift
@@ -493,9 +493,16 @@ struct AddDownloadsView: View {
         let urls = DownloadURLParser.parse(text)
         metadataTask?.cancel()
 
-        if let first = urls.first, MediaDetector.isSupportedMedia(url: first) {
+        let mediaURL: URL? = {
+            guard urls.count == 1, let first = urls.first, MediaDetector.isSupportedMedia(url: first) else {
+                return nil
+            }
+            return first
+        }()
+
+        if let mediaURL {
             withAnimation(.spring(response: 0.4, dampingFraction: 0.7)) {
-                detectedMediaURL = first
+                detectedMediaURL = mediaURL
             }
         } else {
             withAnimation {
@@ -522,6 +529,12 @@ struct AddDownloadsView: View {
             saveLogin = false
         }
 
+        guard mediaURL == nil else {
+            pendingDownloads = []
+            metadataTask = nil
+            return
+        }
+
         metadataTask = Task {
             var loaded: [PendingDownload] = []
             for url in urls {
diff --git a/Sources/Firelink/AppSettings.swift b/Sources/Firelink/AppSettings.swift
index 5fcfac1..3017efa 100644
--- a/Sources/Firelink/AppSettings.swift
+++ b/Sources/Firelink/AppSettings.swift
@@ -116,11 +116,11 @@ final class AppSettings: ObservableObject {
     @Published var appTheme: AppTheme = .system {
         didSet { save() }
     }
-    
+
     @Published var appFontSize: AppFontSize = .standard {
         didSet { save() }
     }
-    
+
     @Published var listRowDensity: ListRowDensity = .standard {
         didSet { save() }
     }
@@ -342,7 +342,7 @@ final class AppSettings: ObservableObject {
             let data = await Task.detached(priority: .background) {
                 try? JSONEncoder().encode(stored)
             }.value
-            
+
             guard !Task.isCancelled, let encoded = data else { return }
             defaults.set(encoded, forKey: storageKey)
         }
diff --git a/Sources/Firelink/Aria2DownloadEngine.swift b/Sources/Firelink/Aria2DownloadEngine.swift
index aa437e7..1c5efd4 100644
--- a/Sources/Firelink/Aria2DownloadEngine.swift
+++ b/Sources/Firelink/Aria2DownloadEngine.swift
@@ -91,10 +91,10 @@ final class Aria2DownloadEngine {
                 // Close the write file handle in the parent process immediately
                 // This guarantees readToEnd() won't hang waiting for the parent itself
                 outputPipe.fileHandleForWriting.closeFile()
-                
+
                 let data = try? outputPipe.fileHandleForReading.readToEnd()
                 process.waitUntilExit()
-                
+
                 guard process.terminationStatus == 0, let data = data else { return nil }
 
                 let output = String(data: data, encoding: .utf8) ?? ""
@@ -230,7 +230,7 @@ final class Aria2DownloadEngine {
         rpcPort: Int,
         rpcSecret: String,
         process: Process,
-        completionGate: CompletionGate
+        completionGate: CompletionGate<Void>
     ) -> Task<Void, Never> {
         Task.detached {
             while !Task.isCancelled && process.isRunning {
@@ -527,16 +527,16 @@ final class LockedDataBuffer: @unchecked Sendable {
     }
 }
 
-final class CompletionGate: @unchecked Sendable {
+final class CompletionGate<Success>: @unchecked Sendable {
     private let lock = NSLock()
     private var didComplete = false
-    private let completion: @Sendable (Result<Void, Error>) -> Void
+    private let completion: @Sendable (Result<Success, Error>) -> Void
 
-    init(_ completion: @escaping @Sendable (Result<Void, Error>) -> Void) {
+    init(_ completion: @escaping @Sendable (Result<Success, Error>) -> Void) {
         self.completion = completion
     }
 
-    func complete(_ result: Result<Void, Error>) {
+    func complete(_ result: Result<Success, Error>) {
         lock.lock()
         let shouldComplete = !didComplete
         if shouldComplete {
diff --git a/Sources/Firelink/BinaryDownloader.swift b/Sources/Firelink/BinaryDownloader.swift
index b2c3f1a..9310dba 100644
--- a/Sources/Firelink/BinaryDownloader.swift
+++ b/Sources/Firelink/BinaryDownloader.swift
@@ -9,6 +9,7 @@ enum BinaryDownloaderError: LocalizedError {
     case permissionFailed(Error)
     case unzipFailed
     case unsupportedDownloadURL
+    case missingChecksum
     case checksumMismatch
 
     var errorDescription: String? {
@@ -27,6 +28,8 @@ enum BinaryDownloaderError: LocalizedError {
             "Could not extract the downloaded add-on archive."
         case .unsupportedDownloadURL:
             "The add-on URL must be HTTP or HTTPS."
+        case .missingChecksum:
+            "The add-on configuration is missing a SHA-256 checksum."
         case .checksumMismatch:
             "The downloaded add-on did not match the expected SHA-256 checksum."
         }
diff --git a/Sources/Firelink/ChunkMapView.swift b/Sources/Firelink/ChunkMapView.swift
index 806851c..c118a96 100644
--- a/Sources/Firelink/ChunkMapView.swift
+++ b/Sources/Firelink/ChunkMapView.swift
@@ -2,12 +2,12 @@ import SwiftUI
 
 struct ChunkMapView: View {
     let item: DownloadItem
-    
+
     @State private var bitfield: String = ""
     @State private var numPieces: Int = 0
     @State private var pollTask: Task<Void, Never>?
     @State private var isVisible = false
-    
+
     var body: some View {
         VStack(alignment: .leading, spacing: 8) {
             if numPieces > 0 {
@@ -34,11 +34,11 @@ struct ChunkMapView: View {
             }
         }
     }
-    
+
     private func startPolling() {
         pollTask?.cancel()
         guard let port = item.rpcPort, let secret = item.rpcSecret, item.status == .downloading else { return }
-        
+
         pollTask = Task {
             while !Task.isCancelled {
                 await fetchStatus(port: port, secret: secret)
@@ -50,23 +50,23 @@ struct ChunkMapView: View {
             }
         }
     }
-    
+
     private func fetchStatus(port: Int, secret: String) async {
         guard let url = URL(string: "http://127.0.0.1:\(port)/jsonrpc") else { return }
         var request = URLRequest(url: url)
         request.httpMethod = "POST"
         request.addValue("application/json", forHTTPHeaderField: "Content-Type")
-        
+
         let payload: [String: Any] = [
             "jsonrpc": "2.0",
             "method": "aria2.tellActive",
             "id": "1",
             "params": ["token:\(secret)", ["bitfield", "numPieces"]]
         ]
-        
+
         guard let data = try? JSONSerialization.data(withJSONObject: payload) else { return }
         request.httpBody = data
-        
+
         do {
             let (responseData, _) = try await URLSession.shared.data(for: request)
             guard let json = try JSONSerialization.jsonObject(with: responseData) as? [String: Any],
@@ -74,11 +74,11 @@ struct ChunkMapView: View {
                   let active = result.first else {
                 return
             }
-            
+
             let fetchedBitfield = active["bitfield"] as? String ?? ""
             let fetchedNumPiecesStr = active["numPieces"] as? String ?? "0"
             let fetchedNumPieces = Int(fetchedNumPiecesStr) ?? 0
-            
+
             await MainActor.run {
                 self.bitfield = fetchedBitfield
                 self.numPieces = fetchedNumPieces
@@ -92,7 +92,7 @@ struct ChunkMapView: View {
 struct ChunkGrid: View {
     let bitfield: String
     let numPieces: Int
-    
+
     private var pieces: [Bool] {
         var result = [Bool]()
         result.reserveCapacity(numPieces)
@@ -110,7 +110,7 @@ struct ChunkGrid: View {
         }
         return result
     }
-    
+
     var body: some View {
         let itemPieces = pieces
         Canvas { context, size in
@@ -118,10 +118,10 @@ struct ChunkGrid: View {
             let spacing: CGFloat = 2
             let cornerSize = CGSize(width: 2, height: 2)
             let width = size.width
-            
+
             let x: CGFloat = 0
             let y: CGFloat = 0
-            
+
             let completedPath = Path { p in
                 var cx = x
                 var cy = y
@@ -136,7 +136,7 @@ struct ChunkGrid: View {
                     }
                 }
             }
-            
+
             let pendingPath = Path { p in
                 var cx: CGFloat = 0
                 var cy: CGFloat = 0
@@ -151,7 +151,7 @@ struct ChunkGrid: View {
                     }
                 }
             }
-            
+
             context.fill(pendingPath, with: .color(Color.primary.opacity(0.08)))
             context.fill(completedPath, with: .color(Color.accentColor))
         }
diff --git a/Sources/Firelink/ContentView.swift b/Sources/Firelink/ContentView.swift
index 7fc863d..d99b0c3 100644
--- a/Sources/Firelink/ContentView.swift
+++ b/Sources/Firelink/ContentView.swift
@@ -154,6 +154,14 @@ struct ContentView: View {
             }
             .keyboardShortcut("a", modifiers: .command)
             .opacity(0)
+
+            Button("") {
+                if let item = selectedItems.first {
+                    performPrimaryAction(for: item)
+                }
+            }
+            .keyboardShortcut(.return, modifiers: [])
+            .opacity(0)
         }
         .confirmationDialog(
             "Delete \(selection.count) Download\(selection.count == 1 ? "" : "s")",
@@ -181,7 +189,7 @@ struct ContentView: View {
         }
         selection.removeAll()
     }
-    
+
     private func handlePaste(queueID: UUID?) {
         guard let text = NSPasteboard.general.string(forType: .string), !text.isEmpty else { return }
         controller.pendingPasteboardText = text
@@ -194,6 +202,14 @@ struct ContentView: View {
         selection = Set(items.map { $0.id })
     }
 
+    private func performPrimaryAction(for item: DownloadItem) {
+        if item.status == .completed {
+            NSWorkspace.shared.open(URL(fileURLWithPath: item.destinationPath))
+        } else {
+            openWindow(id: "download-properties", value: item.id)
+        }
+    }
+
     private func hasActiveDownloads(in queueID: UUID?) -> Bool {
         if let queueID {
             return controller.downloads.contains { $0.status == .downloading && $0.queueID == queueID }
diff --git a/Sources/Firelink/DownloadController.swift b/Sources/Firelink/DownloadController.swift
index 77d98d8..e8ae66e 100644
--- a/Sources/Firelink/DownloadController.swift
+++ b/Sources/Firelink/DownloadController.swift
@@ -61,7 +61,7 @@ final class DownloadController: ObservableObject {
                 }
             }
             .store(in: &cancellables)
-            
+
         $downloads
             .dropFirst()
             .debounce(for: .seconds(2.0), scheduler: RunLoop.main)
@@ -69,7 +69,7 @@ final class DownloadController: ObservableObject {
                 self?.saveDownloads()
             }
             .store(in: &cancellables)
-            
+
         NotificationCenter.default.publisher(for: NSApplication.willTerminateNotification)
             .sink { [weak self] _ in
                 self?.saveDownloads()
@@ -535,15 +535,17 @@ final class DownloadController: ObservableObject {
                         $0.message = "Checking media add-ons..."
                     }
                     try await MediaEngineManager.shared.ensureAvailable(addons: [.ytDlp, .ffmpeg])
+                    guard let liveItem = activeDownloadItem(id: item.id) else { return }
+
                     update(item.id) {
                         guard $0.status == .downloading else { return }
                         $0.message = "Starting yt-dlp..."
                     }
                     let handle = try await mediaEngine.start(
-                        item: item,
+                        item: liveItem,
                         cookieSource: settings.mediaCookieSource,
                         proxyConfiguration: settings.downloadProxyConfiguration,
-                        speedLimitKiBPerSecond: effectiveSpeedLimitKiBPerSecond(for: item),
+                        speedLimitKiBPerSecond: effectiveSpeedLimitKiBPerSecond(for: liveItem),
                         progress: { [weak self] progress in
                             Task { @MainActor in
                                 self?.update(item.id) {
@@ -569,12 +571,20 @@ final class DownloadController: ObservableObject {
                         },
                         completion: { [weak self] result in
                             Task { @MainActor in
-                                self?.handleCompletion(item: item, result: result, isMedia: true)
+                                self?.handleMediaCompletion(item: item, result: result)
                             }
                         }
                     )
+                    guard activeDownloadItem(id: item.id) != nil else {
+                        handle.cancel()
+                        return
+                    }
                     activeMediaHandles[item.id] = handle
+                    saveDownloads()
+                    applySpeedLimitsToActiveDownloads()
+                    updateSleepActivity()
                 } catch {
+                    guard shouldHandleStartFailure(for: item.id) else { return }
                     handleDownloadFailure(itemID: item.id, error: error)
                     applySpeedLimitsToActiveDownloads()
                     updateSleepActivity()
@@ -602,7 +612,7 @@ final class DownloadController: ObservableObject {
                     },
                     completion: { [weak self] result in
                         Task { @MainActor in
-                            self?.handleCompletion(item: item, result: result, isMedia: false)
+                            self?.handleCompletion(item: item, result: result)
                         }
                     }
                 )
@@ -624,12 +634,20 @@ final class DownloadController: ObservableObject {
         }
     }
 
-    private func handleCompletion(item: DownloadItem, result: Result<Void, Error>, isMedia: Bool) {
-        if isMedia {
-            activeMediaHandles[item.id] = nil
-        } else {
-            activeHandles[item.id] = nil
+    private func activeDownloadItem(id: UUID) -> DownloadItem? {
+        downloads.first { $0.id == id && $0.status == .downloading }
+    }
+
+    private func shouldHandleStartFailure(for id: UUID) -> Bool {
+        guard let item = downloads.first(where: { $0.id == id }) else {
+            automaticRetryCounts[id] = nil
+            return false
         }
+        return item.status != .paused && item.status != .canceled
+    }
+
+    private func handleCompletion(item: DownloadItem, result: Result<Void, Error>) {
+        activeHandles[item.id] = nil
 
         switch result {
         case .success:
@@ -641,7 +659,7 @@ final class DownloadController: ObservableObject {
                 $0.etaText = "-"
                 $0.message = "Saved to \($0.destinationPath)"
                 $0.autoResumeOnLaunch = false
-                
+
                 if let attr = try? FileManager.default.attributesOfItem(atPath: $0.destinationPath),
                    let size = attr[.size] as? Int64 {
                     $0.sizeBytes = size
@@ -663,6 +681,45 @@ final class DownloadController: ObservableObject {
         self.updateSleepActivity()
     }
 
+    private func handleMediaCompletion(item: DownloadItem, result: Result<URL, Error>) {
+        activeMediaHandles[item.id] = nil
+
+        switch result {
+        case .success(let outputURL):
+            self.automaticRetryCounts[item.id] = nil
+            self.update(item.id) {
+                $0.status = .completed
+                $0.progress = 1
+                $0.speedText = "-"
+                $0.etaText = "-"
+                $0.connectionCount = 0
+                $0.destinationDirectory = outputURL.deletingLastPathComponent()
+                $0.fileName = outputURL.lastPathComponent
+                $0.category = FileClassifier.category(forFileName: $0.fileName)
+                $0.message = "Saved to \(outputURL.path)"
+                $0.autoResumeOnLaunch = false
+
+                if let attr = try? FileManager.default.attributesOfItem(atPath: outputURL.path),
+                   let size = attr[.size] as? Int64 {
+                    $0.sizeBytes = size
+                    $0.bytesText = ByteFormatter.string(size)
+                }
+            }
+            self.saveDownloads()
+            self.showNotification(title: "Download Completed", body: outputURL.lastPathComponent)
+        case .failure(let error):
+            if self.downloads.first(where: { $0.id == item.id })?.status == .paused ||
+                self.downloads.first(where: { $0.id == item.id })?.status == .canceled {
+                return
+            }
+            self.handleDownloadFailure(itemID: item.id, error: error)
+        }
+
+        self.pumpQueue()
+        self.applySpeedLimitsToActiveDownloads()
+        self.updateSleepActivity()
+    }
+
     private func update(_ id: UUID, mutate: (inout DownloadItem) -> Void) {
         guard let index = downloads.firstIndex(where: { $0.id == id }) else { return }
         mutate(&downloads[index])
@@ -747,6 +804,14 @@ final class DownloadController: ObservableObject {
     }
 
     private func handleDownloadFailure(itemID: UUID, error: Error) {
+        guard let currentItem = downloads.first(where: { $0.id == itemID }) else {
+            automaticRetryCounts[itemID] = nil
+            return
+        }
+        guard currentItem.status != .paused, currentItem.status != .canceled else {
+            return
+        }
+
         let retryCount = automaticRetryCounts[itemID] ?? 0
 
         guard isAutomaticallyRecoverable(error), retryCount < maxAutomaticRetries else {
@@ -779,16 +844,51 @@ final class DownloadController: ObservableObject {
     }
 
     private func isAutomaticallyRecoverable(_ error: Error) -> Bool {
-        guard let engineError = error as? Aria2DownloadEngine.EngineError else {
-            return true
+        if let engineError = error as? Aria2DownloadEngine.EngineError {
+            switch engineError {
+            case .executableNotFound, .unsupportedProxy:
+                return false
+            case .launchFailed:
+                return true
+            }
         }
 
-        switch engineError {
-        case .executableNotFound, .unsupportedProxy:
-            return false
-        case .launchFailed:
-            return true
+        if let mediaError = error as? MediaDownloadEngine.EngineError {
+            switch mediaError {
+            case .missingEngine:
+                return false
+            case .launchFailed(let message):
+                return isRecoverableMediaFailure(message)
+            }
         }
+
+        return true
+    }
+
+    private func isRecoverableMediaFailure(_ message: String) -> Bool {
+        let lowercased = message.lowercased()
+        let permanentMarkers = [
+            "requires browser cookies",
+            "choose a browser",
+            "challenge solving failed",
+            "install deno or node",
+            "requested format is not available",
+            "unsupported url",
+            "private video",
+            "sign in",
+            "not a bot",
+            "video unavailable",
+            "no video formats found",
+            "no audio formats found",
+            "ffmpeg is not installed",
+            "yt-dlp is not installed"
+        ]
+
+        if permanentMarkers.contains(where: { lowercased.contains($0) }) {
+            return false
+        }
+
+        return true
     }
 
     private func isAllowedToStart(_ item: DownloadItem) -> Bool {
@@ -897,7 +997,7 @@ final class DownloadController: ObservableObject {
                 try FileManager.default.createDirectory(at: directory, withIntermediateDirectories: true, attributes: nil)
                 let state = StoredDownloadState(queues: queuesCopy, downloads: downloadsCopy)
                 let data = try JSONEncoder().encode(state)
-                
+
                 guard !Task.isCancelled else { return }
                 try data.write(to: storageURL, options: .atomic)
             } catch {
@@ -937,7 +1037,7 @@ final class DownloadController: ObservableObject {
                 if isLegacyDownloadList, item.queueID == nil {
                     adjusted.queueID = DownloadQueue.mainQueueID
                 }
-                
+
                 if adjusted.credentials != nil, let storedPassword = KeychainCredentialStore.password(for: adjusted.id) {
                     adjusted.credentials?.password = storedPassword
                 }
diff --git a/Sources/Firelink/DownloadTable.swift b/Sources/Firelink/DownloadTable.swift
index 5d05881..3a0bac4 100644
--- a/Sources/Firelink/DownloadTable.swift
+++ b/Sources/Firelink/DownloadTable.swift
@@ -156,14 +156,6 @@ struct DownloadTable: View {
         }
     }
 
-    private func performPrimaryAction(for item: DownloadItem) {
-        if item.status == .completed {
-            openFile(item)
-        } else {
-            openWindow(id: "download-properties", value: item.id)
-        }
-    }
-
     @ViewBuilder
     private func statusCell(for item: DownloadItem) -> some View {
         let message = item.message.trimmingCharacters(in: .whitespacesAndNewlines)
@@ -311,12 +303,12 @@ struct DownloadTable: View {
                 ZStack {
                     RoundedRectangle(cornerRadius: 4)
                         .fill(Color.secondary.opacity(0.15))
-                    
+
                     RoundedRectangle(cornerRadius: 4)
                         .fill(statusColor(for: item.status))
                         .frame(width: max(0, proxy.size.width * item.progress))
                         .frame(maxWidth: .infinity, alignment: .leading)
-                    
+
                     Text(item.progress.formatted(.percent.precision(.fractionLength(0))))
                         .font(.system(size: 11, weight: .medium, design: .monospaced))
                         .foregroundColor(.primary)
diff --git a/Sources/Firelink/FirelinkApp.swift b/Sources/Firelink/FirelinkApp.swift
index a9b21f9..da7212f 100644
--- a/Sources/Firelink/FirelinkApp.swift
+++ b/Sources/Firelink/FirelinkApp.swift
@@ -4,7 +4,7 @@ import Sparkle
 final class SparkleUpdater: NSObject, ObservableObject, SPUUpdaterDelegate {
     private var _controller: SPUStandardUpdaterController?
     var controller: SPUStandardUpdaterController { _controller! }
-    
+
     @Published var isChecking = false
     @Published var updateStatus: String?
     @Published var foundUpdateItem: SUAppcastItem?
@@ -13,7 +13,7 @@ final class SparkleUpdater: NSObject, ObservableObject, SPUUpdaterDelegate {
         super.init()
         self._controller = SPUStandardUpdaterController(startingUpdater: true, updaterDelegate: self, userDriverDelegate: nil)
     }
-    
+
     func checkForUpdates() {
         guard controller.updater.canCheckForUpdates else {
             isChecking = false
@@ -41,7 +41,7 @@ final class SparkleUpdater: NSObject, ObservableObject, SPUUpdaterDelegate {
             self.updateStatus = "You're up to date!"
         }
     }
-    
+
     func updater(_ updater: SPUUpdater, didAbortWithError error: Error) {
         DispatchQueue.main.async {
             let nsError = error as NSError
@@ -49,7 +49,7 @@ final class SparkleUpdater: NSObject, ObservableObject, SPUUpdaterDelegate {
                 // SUNoUpdateError (1001), handled by updaterDidNotFindUpdate
                 return
             }
-            
+
             self.isChecking = false
             self.updateStatus = "Update check failed: \(error.localizedDescription)"
         }
@@ -70,7 +70,7 @@ struct FirelinkApp: App {
     @StateObject private var controller: DownloadController
     @StateObject private var schedulerController: SchedulerController
     @AppStorage("showMenuBarIcon") private var showMenuBarIcon = true
-    
+
     // Server must be retained to keep listening
     private let extensionServer: LocalExtensionServer?
 
@@ -82,7 +82,7 @@ struct FirelinkApp: App {
         _settings = StateObject(wrappedValue: settings)
         _controller = StateObject(wrappedValue: controller)
         _schedulerController = StateObject(wrappedValue: SchedulerController(downloadController: controller))
-        
+
         extensionServer = LocalExtensionServer(downloadController: controller)
         extensionServer?.start()
         controller.extensionServerPort = extensionServer?.port
@@ -136,7 +136,7 @@ struct FirelinkApp: App {
                     NotificationCenter.default.post(name: NSNotification.Name("OpenAddDownloadsWindow"), object: nil)
                 }
                 .keyboardShortcut("n", modifiers: [.command])
-                
+
                 Divider()
 
                 Button("Start Queue") {
diff --git a/Sources/Firelink/GatekeeperConfig.swift b/Sources/Firelink/GatekeeperConfig.swift
index d874b8d..95d2117 100644
--- a/Sources/Firelink/GatekeeperConfig.swift
+++ b/Sources/Firelink/GatekeeperConfig.swift
@@ -6,7 +6,7 @@ struct AddonConfig: Codable, Equatable, Sendable {
     let macX64: URL?
     let macArm64SHA256: String?
     let macX64SHA256: String?
-    
+
     enum CodingKeys: String, CodingKey {
         case version
         case macArm64 = "mac-arm64"
@@ -14,7 +14,7 @@ struct AddonConfig: Codable, Equatable, Sendable {
         case macArm64SHA256 = "mac-arm64-sha256"
         case macX64SHA256 = "mac-x64-sha256"
     }
-    
+
     /// Returns the appropriate download URL for the current system architecture
     var currentArchURL: URL? {
         #if arch(arm64)
@@ -40,7 +40,7 @@ struct AddonConfig: Codable, Equatable, Sendable {
 struct GatekeeperConfig: Codable, Equatable, Sendable {
     let ytDlp: AddonConfig?
     let ffmpeg: AddonConfig?
-    
+
     enum CodingKeys: String, CodingKey {
         case ytDlp = "yt-dlp"
         case ffmpeg
diff --git a/Sources/Firelink/LocalExtensionServer.swift b/Sources/Firelink/LocalExtensionServer.swift
index d9c0934..8706dbb 100644
--- a/Sources/Firelink/LocalExtensionServer.swift
+++ b/Sources/Firelink/LocalExtensionServer.swift
@@ -20,7 +20,7 @@ final class LocalExtensionServer: @unchecked Sendable {
     init?(downloadController: DownloadController) {
         self.downloadController = downloadController
         let parameters = NWParameters.tcp
-        
+
         var createdListener: NWListener?
         var selectedPort: UInt16?
         for portValue in Constants.portRange {
@@ -33,12 +33,12 @@ final class LocalExtensionServer: @unchecked Sendable {
                 continue
             }
         }
-        
+
         guard let createdListener else {
             print("Failed to create listener on ports 6412-6422")
             return nil
         }
-        
+
         self.listener = createdListener
         self.port = selectedPort ?? 6412
     }
diff --git a/Sources/Firelink/MediaDetector.swift b/Sources/Firelink/MediaDetector.swift
index d95bd65..085a32a 100644
--- a/Sources/Firelink/MediaDetector.swift
+++ b/Sources/Firelink/MediaDetector.swift
@@ -12,13 +12,13 @@ enum MediaDetector {
         "reddit.com", "v.redd.it",
         "soundcloud.com"
     ]
-    
+
     static func isSupportedMedia(url: URL) -> Bool {
         guard let host = url.host?.lowercased() else { return false }
-        
+
         for domain in supportedDomains {
             if host == domain || host.hasSuffix(".\(domain)") {
-                // Ignore raw files that happen to be hosted on these domains, if any, 
+                // Ignore raw files that happen to be hosted on these domains, if any,
                 // though usually these domains serve web pages for media.
                 return true
             }
diff --git a/Sources/Firelink/MediaDownloadEngine.swift b/Sources/Firelink/MediaDownloadEngine.swift
index a7a273e..1c8de62 100644
--- a/Sources/Firelink/MediaDownloadEngine.swift
+++ b/Sources/Firelink/MediaDownloadEngine.swift
@@ -4,11 +4,11 @@ final class MediaDownloadEngine: @unchecked Sendable {
     struct Handle {
         let cancel: @Sendable () -> Void
     }
-    
+
     enum EngineError: LocalizedError {
         case missingEngine(String)
         case launchFailed(String)
-        
+
         var errorDescription: String? {
             switch self {
             case .missingEngine(let msg): return msg
@@ -16,7 +16,7 @@ final class MediaDownloadEngine: @unchecked Sendable {
             }
         }
     }
-    
+
     func start(
         item: DownloadItem,
         cookieSource: BrowserCookieSource,
@@ -24,34 +24,34 @@ final class MediaDownloadEngine: @unchecked Sendable {
         speedLimitKiBPerSecond: Int?,
         progress: @escaping @Sendable (DownloadProgress) -> Void,
         messageUpdate: @escaping @Sendable (String) -> Void,
-        completion: @escaping @Sendable (Result<Void, Error>) -> Void
+        completion: @escaping @Sendable (Result<URL, Error>) -> Void
     ) async throws -> Handle {
         let ytDlpURL = await MediaEngineManager.shared.binaryPath(for: .ytDlp)
         let ffmpegURL = await MediaEngineManager.shared.binaryPath(for: .ffmpeg)
-        
+
         guard FileManager.default.isExecutableFile(atPath: ytDlpURL.path) else {
             throw EngineError.missingEngine("yt-dlp is not installed. Please check Settings > Add-ons.")
         }
         guard FileManager.default.isExecutableFile(atPath: ffmpegURL.path) else {
             throw EngineError.missingEngine("ffmpeg is not installed. Please check Settings > Add-ons.")
         }
-        
+
         try FileManager.default.createDirectory(at: item.destinationDirectory, withIntermediateDirectories: true)
-        
+
         let process = Process()
         process.executableURL = ytDlpURL
-        
+
         var arguments = [
             "--newline",
             "--ffmpeg-location", ffmpegURL.path,
             "--extractor-args", "youtube:player_client=ios,tv",
             "-o", item.destinationPath
         ]
-        
+
         if let format = item.mediaFormatSelector {
             arguments.append("-f")
             arguments.append(format)
-            
+
             if item.isAudioOnlyMedia == true {
                 let audioFormat = item.fileName.fileExtension(defaultValue: "mp3")
                 arguments.append(contentsOf: ["-x", "--audio-format", audioFormat, "--audio-quality", "0"])
@@ -80,7 +80,7 @@ final class MediaDownloadEngine: @unchecked Sendable {
 
         arguments.append(item.url.absoluteString)
         process.arguments = arguments
-        
+
         let outputPipe = Pipe()
         let errorPipe = Pipe()
         process.standardOutput = outputPipe
@@ -88,9 +88,11 @@ final class MediaDownloadEngine: @unchecked Sendable {
 
         let parser = YTDLPProgressParser()
         let errorBuffer = LockedDataBuffer()
+        let outputPathTracker = YTDLPOutputPathTracker()
         let completionGate = CompletionGate(completion)
         let outputHandler = YTDLPOutputHandler(
             parser: parser,
+            outputPathTracker: outputPathTracker,
             progress: progress,
             messageUpdate: messageUpdate
         )
@@ -109,24 +111,24 @@ final class MediaDownloadEngine: @unchecked Sendable {
                 outputHandler.handle(text)
             }
         }
-        
+
         process.terminationHandler = { finishedProcess in
             outputPipe.fileHandleForReading.readabilityHandler = nil
             errorPipe.fileHandleForReading.readabilityHandler = nil
-            
+
             if finishedProcess.terminationStatus == 0 {
-                completionGate.complete(.success(()))
+                completionGate.complete(.success(Self.resolvedOutputURL(for: item, tracker: outputPathTracker)))
             } else {
                 let errorString = String(data: errorBuffer.data, encoding: .utf8)?.trimmingCharacters(in: .whitespacesAndNewlines) ?? "Unknown Error"
                 completionGate.complete(.failure(EngineError.launchFailed(Self.cleanErrorMessage(errorString, status: finishedProcess.terminationStatus))))
             }
         }
-        
+
         try process.run()
         messageUpdate("Fetching media data...")
         outputPipe.fileHandleForWriting.closeFile()
         errorPipe.fileHandleForWriting.closeFile()
-        
+
         return Handle(cancel: {
             if process.isRunning {
                 process.terminate()
@@ -134,6 +136,34 @@ final class MediaDownloadEngine: @unchecked Sendable {
         })
     }
 
+    private static func resolvedOutputURL(for item: DownloadItem, tracker: YTDLPOutputPathTracker) -> URL {
+        let expectedURL = URL(fileURLWithPath: item.destinationPath)
+        if FileManager.default.fileExists(atPath: expectedURL.path) {
+            return expectedURL
+        }
+
+        if let observedURL = tracker.lastExistingOutputURL {
+            return observedURL
+        }
+
+        let baseName = expectedURL.deletingPathExtension().lastPathComponent
+        guard let contents = try? FileManager.default.contentsOfDirectory(
+            at: item.destinationDirectory,
+            includingPropertiesForKeys: [.contentModificationDateKey],
+            options: [.skipsHiddenFiles]
+        ) else {
+            return expectedURL
+        }
+
+        return contents
+            .filter { $0.deletingPathExtension().lastPathComponent == baseName }
+            .max { lhs, rhs in
+                let lhsDate = (try? lhs.resourceValues(forKeys: [.contentModificationDateKey]).contentModificationDate) ?? .distantPast
+                let rhsDate = (try? rhs.resourceValues(forKeys: [.contentModificationDateKey]).contentModificationDate) ?? .distantPast
+                return lhsDate < rhsDate
+            } ?? expectedURL
+    }
+
     private static func cleanErrorMessage(_ message: String, status: Int32) -> String {
         guard !message.isEmpty else {
             return "Exit code \(status)"
@@ -164,15 +194,18 @@ final class MediaDownloadEngine: @unchecked Sendable {
 
 final class YTDLPOutputHandler: @unchecked Sendable {
     private let parser: YTDLPProgressParser
+    private let outputPathTracker: YTDLPOutputPathTracker
     private let progress: @Sendable (DownloadProgress) -> Void
     private let messageUpdate: @Sendable (String) -> Void
 
     init(
         parser: YTDLPProgressParser,
+        outputPathTracker: YTDLPOutputPathTracker,
         progress: @escaping @Sendable (DownloadProgress) -> Void,
         messageUpdate: @escaping @Sendable (String) -> Void
     ) {
         self.parser = parser
+        self.outputPathTracker = outputPathTracker
         self.progress = progress
         self.messageUpdate = messageUpdate
     }
@@ -180,6 +213,7 @@ final class YTDLPOutputHandler: @unchecked Sendable {
     func handle(_ text: String) {
         for line in text.split(whereSeparator: \.isNewline) {
             let stringLine = String(line)
+            outputPathTracker.observe(stringLine)
             if let update = parser.parse(stringLine) {
                 progress(update)
                 messageUpdate("Downloading Media")
@@ -215,6 +249,60 @@ final class YTDLPOutputHandler: @unchecked Sendable {
     }
 }
 
+final class YTDLPOutputPathTracker: @unchecked Sendable {
+    private let lock = NSLock()
+    private var observedPaths: [String] = []
+    private let quotedPathRegex = try? NSRegularExpression(pattern: #""([^"]+)""#)
+
+    var lastExistingOutputURL: URL? {
+        lock.withLock {
+            observedPaths
+                .reversed()
+                .map { URL(fileURLWithPath: $0) }
+                .first { FileManager.default.fileExists(atPath: $0.path) }
+        }
+    }
+
+    func observe(_ line: String) {
+        let candidates = pathCandidates(from: line)
+        guard !candidates.isEmpty else { return }
+
+        lock.withLock {
+            for candidate in candidates where !observedPaths.contains(candidate) {
+                observedPaths.append(candidate)
+            }
+        }
+    }
+
+    private func pathCandidates(from line: String) -> [String] {
+        var paths: [String] = []
+
+        if line.contains("Destination:"),
+           let destination = line.components(separatedBy: "Destination:").last?.trimmingCharacters(in: .whitespacesAndNewlines),
+           destination.hasPrefix("/") {
+            paths.append(destination.trimmingCharacters(in: CharacterSet(charactersIn: "\"")))
+        }
+
+        for quoted in quotedCaptures(in: line) where quoted.hasPrefix("/") {
+            paths.append(quoted)
+        }
+
+        return paths
+    }
+
+    private func quotedCaptures(in text: String) -> [String] {
+        guard let quotedPathRegex else { return [] }
+        let range = NSRange(text.startIndex..<text.endIndex, in: text)
+        return quotedPathRegex.matches(in: text, range: range).compactMap { match in
+            guard match.numberOfRanges > 1,
+                  let captureRange = Range(match.range(at: 1), in: text) else {
+                return nil
+            }
+            return String(text[captureRange])
+        }
+    }
+}
+
 private extension String {
     func fileExtension(defaultValue: String) -> String {
         let ext = (self as NSString).pathExtension.trimmingCharacters(in: .whitespacesAndNewlines).lowercased()
@@ -227,14 +315,14 @@ final class YTDLPProgressParser: @unchecked Sendable {
     private let speedRegex = try? NSRegularExpression(pattern: #"at\s+([^\s]+)"#)
     private let etaRegex = try? NSRegularExpression(pattern: #"ETA\s+([^\s]+)"#)
     private let sizeRegex = try? NSRegularExpression(pattern: #"of\s+~?([0-9.]+[a-zA-Z]+)"#)
-    
+
     func parse(_ line: String) -> DownloadProgress? {
         if line.contains("[download]") && line.contains("%") {
             let fraction = (Double(firstCapture(in: line, regex: percentageRegex) ?? "0") ?? 0) / 100.0
             let speed = firstCapture(in: line, regex: speedRegex) ?? "-"
             let eta = firstCapture(in: line, regex: etaRegex) ?? "-"
             let size = firstCapture(in: line, regex: sizeRegex) ?? "-"
-            
+
             return DownloadProgress(
                 fraction: min(max(fraction, 0), 1),
                 bytesText: size,
@@ -248,7 +336,7 @@ final class YTDLPProgressParser: @unchecked Sendable {
             let eta = firstCapture(in: line, regex: try? NSRegularExpression(pattern: #"ETA:([^\]]+)"#)) ?? "-"
             let size = firstCapture(in: line, regex: try? NSRegularExpression(pattern: #"/([^\s\(]+)\("#)) ?? "-"
             let cn = Int(firstCapture(in: line, regex: try? NSRegularExpression(pattern: #"CN:(\d+)"#)) ?? "1") ?? 1
-            
+
             return DownloadProgress(
                 fraction: min(max(fraction, 0), 1),
                 bytesText: size,
@@ -259,7 +347,7 @@ final class YTDLPProgressParser: @unchecked Sendable {
         }
         return nil
     }
-    
+
     private func firstCapture(in text: String, regex: NSRegularExpression?) -> String? {
         guard let regex else { return nil }
         let range = NSRange(text.startIndex..<text.endIndex, in: text)
diff --git a/Sources/Firelink/MediaEngineManager.swift b/Sources/Firelink/MediaEngineManager.swift
index eebe03d..496a60c 100644
--- a/Sources/Firelink/MediaEngineManager.swift
+++ b/Sources/Firelink/MediaEngineManager.swift
@@ -38,6 +38,7 @@ final class MediaEngineManager: ObservableObject {
         let bundleID = Bundle.main.bundleIdentifier ?? "com.firelink.app"
         return appSupport.appendingPathComponent(bundleID).appendingPathComponent("Addons", isDirectory: true)
     }
+    private var installTasks: [AddonType: Task<Void, Error>] = [:]
 
     private init() {
         checkLocalInstallation()
@@ -49,6 +50,7 @@ final class MediaEngineManager: ObservableObject {
 
     func checkLocalInstallation() {
         for addon in AddonType.allCases {
+            guard installTasks[addon] == nil else { continue }
             let path = binaryPath(for: addon)
             if FileManager.default.isExecutableFile(atPath: path.path) {
                 if let version = UserDefaults.standard.string(forKey: addon.defaultsKey) {
@@ -79,9 +81,10 @@ final class MediaEngineManager: ObservableObject {
         let config = try await fetchLatestConfig()
 
         try await withThrowingTaskGroup(of: Void.self) { group in
-            for addon in requiredAddons where shouldInstall(addon: addon, config: config) {
+            for addon in requiredAddons where shouldInstall(addon: addon, config: config) || installTasks[addon] != nil {
+                let task = installationTask(for: addon, from: config)
                 group.addTask {
-                    try await self.install(addon: addon, from: config)
+                    try await task.value
                 }
             }
 
@@ -93,9 +96,9 @@ final class MediaEngineManager: ObservableObject {
         checkLocalInstallation()
         let missingAddons = requiredAddons.filter { addon in
             switch state(for: addon) {
-            case .installed, .downloading:
+            case .installed:
                 return false
-            case .notInstalled, .failed:
+            case .downloading, .notInstalled, .failed:
                 return true
             }
         }
@@ -120,13 +123,26 @@ final class MediaEngineManager: ObservableObject {
         case .notInstalled, .failed:
             return true
         case .downloading:
-            return false
+            return true
         case .installed(let version):
             guard let configVersion else { return false }
             return version != configVersion
         }
     }
 
+    private func installationTask(for addon: AddonType, from config: GatekeeperConfig) -> Task<Void, Error> {
+        if let task = installTasks[addon] {
+            return task
+        }
+
+        let task = Task { @MainActor in
+            defer { self.installTasks[addon] = nil }
+            try await self.install(addon: addon, from: config)
+        }
+        installTasks[addon] = task
+        return task
+    }
+
     private func state(for addon: AddonType) -> AddonState {
         switch addon {
         case .ytDlp: return ytDlpState
@@ -159,6 +175,12 @@ final class MediaEngineManager: ObservableObject {
             throw URLError(.badURL)
         }
 
+        guard let expectedSHA256 = addonConfig.currentArchSHA256?.trimmingCharacters(in: .whitespacesAndNewlines),
+              !expectedSHA256.isEmpty else {
+            setState(for: addon, to: .failed(error: "Missing SHA-256 checksum for add-on"))
+            throw BinaryDownloaderError.missingChecksum
+        }
+
         do {
             try FileManager.default.createDirectory(at: addonsDirectory, withIntermediateDirectories: true, attributes: nil)
             let destination = binaryPath(for: addon)
@@ -166,7 +188,7 @@ final class MediaEngineManager: ObservableObject {
             try await BinaryDownloader.download(
                 from: downloadURL,
                 to: destination,
-                expectedSHA256: addonConfig.currentArchSHA256
+                expectedSHA256: expectedSHA256
             ) { progress in
                 Task { @MainActor in
                     self.setState(for: addon, to: .downloading(progress: progress))
diff --git a/Sources/Firelink/MediaExtractionEngine.swift b/Sources/Firelink/MediaExtractionEngine.swift
index c97c41b..edff250 100644
--- a/Sources/Firelink/MediaExtractionEngine.swift
+++ b/Sources/Firelink/MediaExtractionEngine.swift
@@ -20,7 +20,7 @@ struct MediaMetadata: Decodable, Sendable {
     let thumbnail: URL?
     let duration: Double?
     let formats: [RawMediaFormat]?
-    
+
     var displayUploader: String? {
         channel ?? uploader
     }
@@ -34,6 +34,7 @@ struct CleanFormatOption: Identifiable, Equatable, Sendable {
     let symbol: String
     let outputExtension: String
     let detail: String
+    let estimatedBytes: Int64?
 }
 
 enum MediaExtractionEngine {
@@ -44,7 +45,7 @@ enum MediaExtractionEngine {
         case invalidOutput
         case parsingFailed(Error)
         case timedOut
-        
+
         var errorDescription: String? {
             switch self {
             case .processFailed(let msg): return "Extraction failed: \(msg)"
@@ -54,7 +55,7 @@ enum MediaExtractionEngine {
             }
         }
     }
-    
+
     static func fetchMetadata(
         for url: URL,
         cookieSource: BrowserCookieSource,
@@ -151,9 +152,6 @@ enum MediaExtractionEngine {
         var options: [CleanFormatOption] = []
         let rawFormats = metadata.formats ?? []
 
-        let heights = rawFormats.compactMap { $0.height }.filter { $0 > 0 }
-        let maxHeight = heights.max() ?? 0
-
         let standardResolutions = [
             (2160, "4K"),
             (1440, "1440p"),
@@ -164,7 +162,9 @@ enum MediaExtractionEngine {
         ]
 
         let availableResolutions = standardResolutions.filter { resolution, _ in
-            maxHeight == 0 || maxHeight >= resolution - 100
+            rawFormats.contains { format in
+                isVideo(format) && (format.height ?? 0) > 0 && (format.height ?? 0) <= resolution && (format.height ?? 0) >= resolution - 100
+            }
         }
         let videoQualities = [(nil as Int?, "Best")] + availableResolutions.map { (Optional($0.0), $0.1) }
         let videoContainers = [
@@ -175,47 +175,139 @@ enum MediaExtractionEngine {
 
         for (height, qualityName) in videoQualities {
             for (container, containerName) in videoContainers {
+                guard hasVideoFormat(rawFormats, height: height, container: container) else { continue }
+                let estimatedBytes = estimatedVideoBytes(rawFormats, height: height, container: container)
                 options.append(CleanFormatOption(
                     name: "\(qualityName) \(containerName)",
                     formatSelector: videoSelector(height: height, container: container),
                     isAudioOnly: false,
                     symbol: "play.tv.fill",
                     outputExtension: container,
-                    detail: height == nil ? "Best available video" : "Up to \(qualityName)"
+                    detail: optionDetail(
+                        base: height == nil ? "Best available video" : "Up to \(qualityName)",
+                        estimatedBytes: estimatedBytes
+                    ),
+                    estimatedBytes: estimatedBytes
                 ))
             }
         }
 
-        options.append(CleanFormatOption(
-            name: "Audio MP3",
-            formatSelector: "bestaudio/best",
-            isAudioOnly: true,
-            symbol: "music.note",
-            outputExtension: "mp3",
-            detail: "Converted with ffmpeg"
-        ))
+        if hasAudioFormat(rawFormats, preferredExtension: nil) {
+            let estimatedBytes = estimatedAudioBytes(rawFormats, preferredExtension: nil)
+            options.append(CleanFormatOption(
+                name: "Audio MP3",
+                formatSelector: "bestaudio/best",
+                isAudioOnly: true,
+                symbol: "music.note",
+                outputExtension: "mp3",
+                detail: optionDetail(base: "Converted with ffmpeg", estimatedBytes: estimatedBytes),
+                estimatedBytes: estimatedBytes
+            ))
+        }
 
-        options.append(CleanFormatOption(
-            name: "Audio M4A",
-            formatSelector: "bestaudio[ext=m4a]/bestaudio/best",
-            isAudioOnly: true,
-            symbol: "waveform",
-            outputExtension: "m4a",
-            detail: "Prefer native M4A"
-        ))
+        if hasAudioFormat(rawFormats, preferredExtension: "m4a") {
+            let estimatedBytes = estimatedAudioBytes(rawFormats, preferredExtension: "m4a")
+            options.append(CleanFormatOption(
+                name: "Audio M4A",
+                formatSelector: "bestaudio[ext=m4a]/bestaudio/best",
+                isAudioOnly: true,
+                symbol: "waveform",
+                outputExtension: "m4a",
+                detail: optionDetail(base: "Prefer native M4A", estimatedBytes: estimatedBytes),
+                estimatedBytes: estimatedBytes
+            ))
+        }
 
-        options.append(CleanFormatOption(
-            name: "Audio Opus",
-            formatSelector: "bestaudio[ext=webm]/bestaudio/best",
-            isAudioOnly: true,
-            symbol: "waveform",
-            outputExtension: "opus",
-            detail: "Efficient audio"
-        ))
+        if hasAudioFormat(rawFormats, preferredExtension: "webm") {
+            let estimatedBytes = estimatedAudioBytes(rawFormats, preferredExtension: "webm")
+            options.append(CleanFormatOption(
+                name: "Audio Opus",
+                formatSelector: "bestaudio[ext=webm]/bestaudio/best",
+                isAudioOnly: true,
+                symbol: "waveform",
+                outputExtension: "opus",
+                detail: optionDetail(base: "Efficient audio", estimatedBytes: estimatedBytes),
+                estimatedBytes: estimatedBytes
+            ))
+        }
 
         return options
     }
 
+    private static func hasVideoFormat(_ formats: [RawMediaFormat], height: Int?, container: String) -> Bool {
+        formats.contains { format in
+            guard isVideo(format), matchesHeight(format, height: height) else { return false }
+            return container == "mkv" || format.ext?.caseInsensitiveCompare(container) == .orderedSame
+        }
+    }
+
+    private static func hasAudioFormat(_ formats: [RawMediaFormat], preferredExtension: String?) -> Bool {
+        formats.contains { format in
+            guard isAudio(format) else { return false }
+            guard let preferredExtension else { return true }
+            return format.ext?.caseInsensitiveCompare(preferredExtension) == .orderedSame
+        }
+    }
+
+    private static func estimatedVideoBytes(_ formats: [RawMediaFormat], height: Int?, container: String) -> Int64? {
+        let videoBytes = formats
+            .filter { format in
+                guard isVideo(format), matchesHeight(format, height: height) else { return false }
+                return container == "mkv" || format.ext?.caseInsensitiveCompare(container) == .orderedSame
+            }
+            .compactMap { formatSize($0) }
+            .max()
+
+        guard let videoBytes else { return nil }
+        let audioBytes = estimatedAudioBytes(formats, preferredExtension: container == "webm" ? "webm" : "m4a") ??
+            estimatedAudioBytes(formats, preferredExtension: nil) ??
+            0
+        return videoBytes + audioBytes
+    }
+
+    private static func estimatedAudioBytes(_ formats: [RawMediaFormat], preferredExtension: String?) -> Int64? {
+        let preferred = formats
+            .filter { format in
+                guard isAudio(format) else { return false }
+                guard let preferredExtension else { return true }
+                return format.ext?.caseInsensitiveCompare(preferredExtension) == .orderedSame
+            }
+            .compactMap { formatSize($0) }
+            .max()
+
+        if preferred != nil || preferredExtension == nil {
+            return preferred
+        }
+
+        return estimatedAudioBytes(formats, preferredExtension: nil)
+    }
+
+    private static func isVideo(_ format: RawMediaFormat) -> Bool {
+        guard let vcodec = format.vcodec?.lowercased(), vcodec != "none" else { return false }
+        return true
+    }
+
+    private static func isAudio(_ format: RawMediaFormat) -> Bool {
+        let acodec = format.acodec?.lowercased()
+        let vcodec = format.vcodec?.lowercased()
+        return acodec != nil && acodec != "none" && (vcodec == nil || vcodec == "none")
+    }
+
+    private static func matchesHeight(_ format: RawMediaFormat, height: Int?) -> Bool {
+        guard let height else { return true }
+        guard let formatHeight = format.height else { return false }
+        return formatHeight <= height && formatHeight >= height - 100
+    }
+
+    private static func formatSize(_ format: RawMediaFormat) -> Int64? {
+        format.filesize ?? format.filesize_approx
+    }
+
+    private static func optionDetail(base: String, estimatedBytes: Int64?) -> String {
+        guard let estimatedBytes, estimatedBytes > 0 else { return base }
+        return "\(base) - ~\(ByteFormatter.string(estimatedBytes))"
+    }
+
     private static func videoSelector(height: Int?, container: String) -> String {
         let filter = heightFilter(height)
         switch container {
diff --git a/Sources/Firelink/MediaInspectorInlineView.swift b/Sources/Firelink/MediaInspectorInlineView.swift
index 85fa19d..15abb4a 100644
--- a/Sources/Firelink/MediaInspectorInlineView.swift
+++ b/Sources/Firelink/MediaInspectorInlineView.swift
@@ -33,7 +33,7 @@ struct MediaInspectorInlineView: View {
             if isLoading {
                 ProgressView()
                     .controlSize(.regular)
-                
+
                 let ytState = engineManager.ytDlpState
                 let ffState = engineManager.ffmpegState
 
@@ -117,6 +117,13 @@ struct MediaInspectorInlineView: View {
                             .frame(width: 90)
                         }
                     }
+
+                    if let selected = resolveSelectedOption() {
+                        Text(selected.detail)
+                            .font(.caption)
+                            .foregroundStyle(.secondary)
+                            .lineLimit(1)
+                    }
                 }
 
                 Spacer(minLength: 16)
@@ -147,6 +154,10 @@ struct MediaInspectorInlineView: View {
             loadTask?.cancel()
             loadTask = nil
         }
+        .onChange(of: url) { _, _ in loadMetadata() }
+        .onChange(of: cookieSource) { _, _ in loadMetadata() }
+        .onChange(of: credentials) { _, _ in loadMetadata() }
+        .onChange(of: transferOptions) { _, _ in loadMetadata() }
         .onChange(of: selectedType) { _, _ in ensureValidSelection() }
         .onChange(of: options) { _, _ in ensureValidSelection() }
     }
@@ -216,6 +227,8 @@ struct MediaInspectorInlineView: View {
         loadTask?.cancel()
         isLoading = true
         errorMessage = nil
+        metadata = nil
+        options = []
 
         loadTask = Task {
             do {
@@ -233,9 +246,13 @@ struct MediaInspectorInlineView: View {
                 guard !Task.isCancelled else { return }
 
                 await MainActor.run {
-                    self.metadata = fetchedMetadata
-                    self.options = fetchedOptions
-                    self.ensureValidSelection()
+                    if fetchedOptions.isEmpty {
+                        self.errorMessage = "No downloadable media formats were found."
+                    } else {
+                        self.metadata = fetchedMetadata
+                        self.options = fetchedOptions
+                        self.ensureValidSelection()
+                    }
                     self.loadTask = nil
                     withAnimation { self.isLoading = false }
                 }
diff --git a/Sources/Firelink/SchedulerController.swift b/Sources/Firelink/SchedulerController.swift
index 9bd9365..588b2f1 100644
--- a/Sources/Firelink/SchedulerController.swift
+++ b/Sources/Firelink/SchedulerController.swift
@@ -49,7 +49,7 @@ final class SchedulerController: ObservableObject {
 
     private let defaults = UserDefaults.standard
     private let storageKey = "Firelink.SchedulerSettings.v1"
-    
+
     // We only trigger once per minute to prevent multiple triggers in the same minute
     private var lastTriggeredMinute: Date?
 
@@ -68,14 +68,14 @@ final class SchedulerController: ObservableObject {
 
         checkAutomationPermission()
         startTimer()
-        
+
         $settings
             .dropFirst()
             .sink { _ in
                 // We do NOT save instantly here to UserDefaults because the UI will have a "Save" button
             }
             .store(in: &cancellables)
-            
+
         // Observe downloads to check if we should trigger post-action
         downloadController.$downloads
             .dropFirst()
@@ -84,7 +84,7 @@ final class SchedulerController: ObservableObject {
             }
             .store(in: &cancellables)
     }
-    
+
     func saveSettings() {
         if let data = try? JSONEncoder().encode(settings) {
             defaults.set(data, forKey: storageKey)
@@ -112,7 +112,7 @@ final class SchedulerController: ObservableObject {
 
         let startHour = calendar.component(.hour, from: settings.startTime)
         let startMinute = calendar.component(.minute, from: settings.startTime)
-        
+
         let currentHour = calendar.component(.hour, from: now)
         let currentMinute = calendar.component(.minute, from: now)
         let currentWeekday = calendar.component(.weekday, from: now)
@@ -141,26 +141,26 @@ final class SchedulerController: ObservableObject {
         }
 
         guard !runnableQueueIDs.isEmpty else { return }
-        
+
         isRunning = true
-        
+
         for queueID in runnableQueueIDs {
             downloadController.startQueue(queueID: queueID)
         }
-        
+
         checkIfRunningFinished()
     }
 
     private func checkIfRunningFinished() {
         guard isRunning else { return }
-        
+
         let targetQueueIDs = effectiveTargetQueueIDs()
         let hasActiveItems = targetQueueIDs.contains { queueID in
             downloadController.queueItems(for: queueID).contains {
                 $0.status == .queued || $0.status == .downloading
             }
         }
-        
+
         if !hasActiveItems {
             isRunning = false
             performPostAction()
@@ -173,7 +173,7 @@ final class SchedulerController: ObservableObject {
 
     private func performPostAction() {
         guard settings.postQueueAction != .doNothing else { return }
-        
+
         var scriptCode = ""
         switch settings.postQueueAction {
         case .sleep:
@@ -185,9 +185,9 @@ final class SchedulerController: ObservableObject {
         case .doNothing:
             break
         }
-        
+
         guard !scriptCode.isEmpty else { return }
-        
+
         var error: NSDictionary?
         if let script = NSAppleScript(source: scriptCode) {
             script.executeAndReturnError(&error)
diff --git a/Sources/Firelink/SchedulerView.swift b/Sources/Firelink/SchedulerView.swift
index b49692f..e9ff851 100644
--- a/Sources/Firelink/SchedulerView.swift
+++ b/Sources/Firelink/SchedulerView.swift
@@ -4,7 +4,7 @@ struct SchedulerView: View {
     @EnvironmentObject private var downloadController: DownloadController
     @EnvironmentObject private var schedulerController: SchedulerController
     @State private var showSaveToast: Bool = false
-    
+
     // Local state to hold edits before saving
     @State private var isEnabled: Bool = false
     @State private var startTime: Date = Date()
@@ -12,12 +12,12 @@ struct SchedulerView: View {
     @State private var selectedDays: Set<SchedulerDay> = []
     @State private var postQueueAction: PostQueueAction = .doNothing
     @State private var targetQueueIDs: Set<UUID> = []
-    
+
     var body: some View {
         VStack(spacing: 0) {
             headerView
             Divider()
-            
+
             ScrollView {
                 VStack(alignment: .leading, spacing: 24) {
                     VStack(alignment: .leading, spacing: 24) {
@@ -27,7 +27,7 @@ struct SchedulerView: View {
                     }
                     .opacity(isEnabled ? 1.0 : 0.5)
                     .disabled(!isEnabled)
-                    
+
                     Divider()
                     permissionsSection
                 }
@@ -49,7 +49,7 @@ struct SchedulerView: View {
             }
         }
     }
-    
+
     private var headerView: some View {
         HStack {
             Toggle(isOn: $isEnabled) {
@@ -57,15 +57,15 @@ struct SchedulerView: View {
                     .font(.title2.weight(.bold))
             }
             .toggleStyle(.switch)
-            
+
             Spacer()
-            
+
             Button("Save Settings") {
                 saveState()
                 withAnimation(.spring()) {
                     showSaveToast = true
                 }
-                
+
                 DispatchQueue.main.asyncAfter(deadline: .now() + 2.5) {
                     withAnimation {
                         showSaveToast = false
@@ -76,18 +76,18 @@ struct SchedulerView: View {
         }
         .padding(24)
     }
-    
+
     private var timeSelectionSection: some View {
         VStack(alignment: .leading, spacing: 16) {
             Text("Start Time")
                 .font(.headline)
-            
+
             DatePicker("Time", selection: $startTime, displayedComponents: [.hourAndMinute])
                 .datePickerStyle(.stepperField)
                 .labelsHidden()
-            
+
             Toggle("Everyday", isOn: $isEveryday)
-            
+
             if !isEveryday {
                 HStack(spacing: 12) {
                     ForEach(SchedulerDay.allCases) { day in
@@ -107,12 +107,12 @@ struct SchedulerView: View {
             }
         }
     }
-    
+
     private var queueSelectionSection: some View {
         VStack(alignment: .leading, spacing: 16) {
             Text("Queues to Start")
                 .font(.headline)
-            
+
             if downloadController.queues.isEmpty {
                 Text("No queues available")
                     .foregroundStyle(.secondary)
@@ -134,12 +134,12 @@ struct SchedulerView: View {
             }
         }
     }
-    
+
     private var postActionSection: some View {
         VStack(alignment: .leading, spacing: 16) {
             Text("After Completion")
                 .font(.headline)
-            
+
             Picker("Action", selection: $postQueueAction) {
                 ForEach(PostQueueAction.allCases) { action in
                     Text(action.rawValue).tag(action)
@@ -149,17 +149,17 @@ struct SchedulerView: View {
             .pickerStyle(.radioGroup)
         }
     }
-    
+
     private var permissionsSection: some View {
         VStack(alignment: .leading, spacing: 12) {
             Text("System Permissions")
                 .font(.headline)
-            
+
             Text("Firelink needs Automation permission to control Finder in order to automatically sleep, restart, or shut down your Mac after downloads finish.")
                 .font(.subheadline)
                 .foregroundStyle(.secondary)
                 .fixedSize(horizontal: false, vertical: true)
-            
+
             if schedulerController.hasAutomationPermission {
                 Button("Revoke Permissions") {
                     schedulerController.openAutomationPermissionSettings()
@@ -173,7 +173,7 @@ struct SchedulerView: View {
             }
         }
     }
-    
+
     private var toastView: some View {
         VStack {
             Spacer()
@@ -192,7 +192,7 @@ struct SchedulerView: View {
         }
         .allowsHitTesting(false)
     }
-    
+
     private func loadState() {
         isEnabled = schedulerController.settings.isEnabled
         startTime = schedulerController.settings.startTime
@@ -203,7 +203,7 @@ struct SchedulerView: View {
             ? [DownloadQueue.mainQueueID]
             : schedulerController.settings.targetQueueIDs
     }
-    
+
     private func saveState() {
         schedulerController.settings.isEnabled = isEnabled
         schedulerController.settings.startTime = startTime
diff --git a/Sources/Firelink/Settings/AboutSettingsPane.swift b/Sources/Firelink/Settings/AboutSettingsPane.swift
index 9abf968..ae61099 100644
--- a/Sources/Firelink/Settings/AboutSettingsPane.swift
+++ b/Sources/Firelink/Settings/AboutSettingsPane.swift
@@ -66,7 +66,7 @@ struct AboutSettingsPane: View {
                             Label("Check for Updates", systemImage: "arrow.clockwise")
                         }
                         .disabled(sparkleUpdater.isChecking)
-                        
+
                         Button {
                             NSWorkspace.shared.open(projectURL.appendingPathComponent("releases"))
                         } label: {
diff --git a/Sources/Firelink/Settings/DownloadSettingsPane.swift b/Sources/Firelink/Settings/DownloadSettingsPane.swift
index b6568bf..abb9a9a 100644
--- a/Sources/Firelink/Settings/DownloadSettingsPane.swift
+++ b/Sources/Firelink/Settings/DownloadSettingsPane.swift
@@ -24,7 +24,7 @@ struct DownloadSettingsPane: View {
                     .font(.caption)
                     .foregroundStyle(.secondary)
             }
-            
+
             Section {
                 LabeledContent("Global speed limit") {
                     HStack {
diff --git a/Sources/Firelink/Settings/EngineSettingsPane.swift b/Sources/Firelink/Settings/EngineSettingsPane.swift
index 3291534..5a4968c 100644
--- a/Sources/Firelink/Settings/EngineSettingsPane.swift
+++ b/Sources/Firelink/Settings/EngineSettingsPane.swift
@@ -42,25 +42,25 @@ struct EngineSettingsPane: View {
                         .foregroundStyle(.secondary)
                 }
             }
-            
+
             Section("Media Engine (yt-dlp & ffmpeg)") {
                 addonStatusRow(title: "yt-dlp", state: engineManager.ytDlpState)
                 addonStatusRow(title: "ffmpeg", state: engineManager.ffmpegState)
-                
+
                 HStack(spacing: 12) {
                     Button("Check for Updates") {
                         Task {
                             isCheckingForUpdates = true
                             updateCheckResult = nil
                             try? await Task.sleep(nanoseconds: 800_000_000)
-                            
+
                             do {
                                 try await engineManager.ensureInstalled()
                                 updateCheckResult = "Up to date."
                             } catch {
                                 updateCheckResult = "Update failed."
                             }
-                            
+
                             isCheckingForUpdates = false
                             try? await Task.sleep(nanoseconds: 3_000_000_000)
                             if !isCheckingForUpdates {
@@ -69,7 +69,7 @@ struct EngineSettingsPane: View {
                         }
                     }
                     .disabled(isDownloadingMediaEngines || isCheckingForUpdates)
-                    
+
                     if isCheckingForUpdates {
                         ProgressView().controlSize(.small)
                         Text("Checking...")
@@ -80,10 +80,10 @@ struct EngineSettingsPane: View {
                             .foregroundStyle(.secondary)
                             .font(.subheadline)
                     }
-                    
+
                     Spacer()
                 }
-                
+
                 Picker("Browser Cookies", selection: $settings.mediaCookieSource) {
                     ForEach(BrowserCookieSource.allCases, id: \.self) { source in
                         Text(source.rawValue).tag(source)
@@ -110,13 +110,13 @@ struct EngineSettingsPane: View {
             version = await Aria2DownloadEngine.versionString() ?? "Unavailable"
         }
     }
-    
+
     private var isDownloadingMediaEngines: Bool {
         if case .downloading = engineManager.ytDlpState { return true }
         if case .downloading = engineManager.ffmpegState { return true }
         return false
     }
-    
+
     @ViewBuilder
     private func addonStatusRow(title: String, state: AddonState) -> some View {
         LabeledContent(title) {
diff --git a/Sources/Firelink/Settings/IntegrationSettingsPane.swift b/Sources/Firelink/Settings/IntegrationSettingsPane.swift
index d14cc8d..5982baa 100644
--- a/Sources/Firelink/Settings/IntegrationSettingsPane.swift
+++ b/Sources/Firelink/Settings/IntegrationSettingsPane.swift
@@ -23,12 +23,12 @@ struct IntegrationSettingsPane: View {
                 }
                 .padding(.vertical, 4)
             }
-            
+
             Section("Installation") {
                 VStack(alignment: .leading, spacing: 16) {
                     Text("Firelink Companion is officially available on the Mozilla Add-on store. Install it to easily intercept downloads and send media directly to Firelink.")
                         .foregroundStyle(.secondary)
-                    
+
                     Button {
                         if let url = URL(string: "https://addons.mozilla.org/en-US/firefox/addon/firelink-companion/") {
                             NSWorkspace.shared.open(url)
@@ -57,7 +57,7 @@ struct IntegrationSettingsPane: View {
                     }
                 }
             }
-            
+
             Section("Permissions & Privacy") {
                 Text("The Firelink extension uses download, context menu, storage, active tab, scripting, and local Firelink endpoint permissions. It reads the active tab URL for per-site settings and explicit right-click actions, and forwards download URLs only when you use a Firelink action or enable global capture.")
                     .font(.caption)
diff --git a/Sources/Firelink/Settings/LookAndFeelSettingsPane.swift b/Sources/Firelink/Settings/LookAndFeelSettingsPane.swift
index 7d0df1d..382a671 100644
--- a/Sources/Firelink/Settings/LookAndFeelSettingsPane.swift
+++ b/Sources/Firelink/Settings/LookAndFeelSettingsPane.swift
@@ -14,29 +14,29 @@ struct LookAndFeelSettingsPane: View {
                     }
                 }
                 .pickerStyle(.radioGroup)
-                
+
                 Text("Select a color palette for the app's user interface.")
                     .font(.caption)
                     .foregroundStyle(.secondary)
             }
-            
+
             Section("Display") {
                 Picker("Font Size", selection: $settings.appFontSize) {
                     ForEach(AppFontSize.allCases) { size in
                         Text(size.rawValue).tag(size)
                     }
                 }
-                
+
                 Picker("List Row Density", selection: $settings.listRowDensity) {
                     ForEach(ListRowDensity.allCases) { density in
                         Text(density.rawValue).tag(density)
                     }
                 }
             }
-            
+
             Section("Menu Bar") {
                 Toggle("Show menu bar icon", isOn: $showMenuBarIcon)
-                
+
                 Text("Provides quick access to downloads and queues from the macOS menu bar.")
                     .font(.caption)
                     .foregroundStyle(.secondary)
diff --git a/Sources/Firelink/Settings/SettingsContainer.swift b/Sources/Firelink/Settings/SettingsContainer.swift
index 119a367..a904191 100644
--- a/Sources/Firelink/Settings/SettingsContainer.swift
+++ b/Sources/Firelink/Settings/SettingsContainer.swift
@@ -31,7 +31,7 @@ struct SettingsPaneContainer: View {
             }
             .padding(.horizontal, 32)
             .padding(.vertical, 16)
-            
+
             Divider()
 
             ScrollView {
diff --git a/Sources/Firelink/SidebarView.swift b/Sources/Firelink/SidebarView.swift
index c5d491a..bea13fb 100644
--- a/Sources/Firelink/SidebarView.swift
+++ b/Sources/Firelink/SidebarView.swift
@@ -98,7 +98,7 @@ struct SidebarView: View {
                 }
                 .buttonStyle(.plain)
             }
-            
+
             Section("Tools") {
                 Label("Scheduler", systemImage: "calendar.badge.clock")
                     .tag(SidebarSelection.scheduler)
diff --git a/Sources/Firelink/SpeedLimiterView.swift b/Sources/Firelink/SpeedLimiterView.swift
index 6511837..03c88a8 100644
--- a/Sources/Firelink/SpeedLimiterView.swift
+++ b/Sources/Firelink/SpeedLimiterView.swift
@@ -3,16 +3,16 @@ import SwiftUI
 struct SpeedLimiterView: View {
     @EnvironmentObject private var settings: AppSettings
     @State private var showSaveToast: Bool = false
-    
+
     // Local state to hold edits before saving
     @State private var isEnabled: Bool = false
     @State private var speedLimitKiBPerSecond: Int = 1024
-    
+
     var body: some View {
         VStack(spacing: 0) {
             headerView
             Divider()
-            
+
             ScrollView {
                 VStack(alignment: .leading, spacing: 24) {
                     limitSelectionSection
@@ -33,7 +33,7 @@ struct SpeedLimiterView: View {
             }
         }
     }
-    
+
     private var headerView: some View {
         HStack {
             Toggle(isOn: $isEnabled) {
@@ -41,15 +41,15 @@ struct SpeedLimiterView: View {
                     .font(.title2.weight(.bold))
             }
             .toggleStyle(.switch)
-            
+
             Spacer()
-            
+
             Button("Save Limit") {
                 saveState()
                 withAnimation(.spring()) {
                     showSaveToast = true
                 }
-                
+
                 DispatchQueue.main.asyncAfter(deadline: .now() + 2.5) {
                     withAnimation {
                         showSaveToast = false
@@ -60,29 +60,29 @@ struct SpeedLimiterView: View {
         }
         .padding(24)
     }
-    
+
     private var limitSelectionSection: some View {
         VStack(alignment: .leading, spacing: 16) {
             Text("Global Speed Limit")
                 .font(.headline)
-            
+
             Text("This limit applies globally to all active downloads. Individual downloads can also have their own specific limits defined in their properties.")
                 .font(.subheadline)
                 .foregroundStyle(.secondary)
-            
+
             HStack {
                 Stepper(value: $speedLimitKiBPerSecond, in: 1...10_485_760, step: 512) {
                     Text("Maximum Speed:")
                 }
-                
+
                 TextField("Speed", value: $speedLimitKiBPerSecond, format: .number)
                     .textFieldStyle(.roundedBorder)
                     .frame(width: 80)
-                
+
                 Text("KiB/s")
                     .foregroundStyle(.secondary)
             }
-            
+
             // Helpful presets
             HStack(spacing: 12) {
                 Button("1 MB/s") { speedLimitKiBPerSecond = 1024 }
@@ -93,7 +93,7 @@ struct SpeedLimiterView: View {
             .padding(.top, 8)
         }
     }
-    
+
     private var toastView: some View {
         VStack {
             Spacer()
@@ -112,20 +112,20 @@ struct SpeedLimiterView: View {
         }
         .allowsHitTesting(false)
     }
-    
+
     @AppStorage("lastCustomSpeedLimit") private var lastCustomSpeedLimit: Int = 1024
-    
+
     private func loadState() {
         let currentLimit = settings.globalSpeedLimitKiBPerSecond
         isEnabled = currentLimit > 0
         speedLimitKiBPerSecond = currentLimit > 0 ? currentLimit : lastCustomSpeedLimit
     }
-    
+
     private func saveState() {
         // Clamp to ensure it doesn't break aria2
         let clampedSpeed = max(min(speedLimitKiBPerSecond, 10_485_760), 1)
         speedLimitKiBPerSecond = clampedSpeed
-        
+
         lastCustomSpeedLimit = clampedSpeed
         settings.globalSpeedLimitKiBPerSecond = isEnabled ? clampedSpeed : 0
     }
diff --git a/generate_preview.py b/generate_preview.py
deleted file mode 100644
index 7986b5c..0000000
--- a/generate_preview.py
+++ /dev/null
@@ -1,63 +0,0 @@
-import sys
-from PIL import Image, ImageDraw
-
-def generate_gradient_preview(src_path, dest_path):
-    img = Image.open(src_path).convert("RGBA")
-    width, height = img.size
-    pixels = img.load()
-    
-    # Background color from an inner point
-    bg_color = pixels[100, 100]
-    
-    # Define gradient colors
-    # Top color: slightly lighter/richer blue (e.g. #1E2541)
-    # Bottom color: darker navy (e.g. #0A0D1A)
-    top_color = (30, 37, 65, 255)
-    bottom_color = (10, 13, 26, 255)
-    
-    # Create new image
-    new_img = Image.new("RGBA", (width, height))
-    new_pixels = new_img.load()
-    
-    for y in range(height):
-        # Interpolate background color for this row
-        ratio = y / float(height - 1)
-        grad_r = int(top_color[0] * (1 - ratio) + bottom_color[0] * ratio)
-        grad_g = int(top_color[1] * (1 - ratio) + bottom_color[1] * ratio)
-        grad_b = int(top_color[2] * (1 - ratio) + bottom_color[2] * ratio)
-        grad_color = (grad_r, grad_g, grad_b, 255)
-        
-        for x in range(width):
-            p = pixels[x, y]
-            
-            # distance from original background color
-            dist = max(abs(p[0]-bg_color[0]), abs(p[1]-bg_color[1]), abs(p[2]-bg_color[2]))
-            
-            if dist < 15:
-                # purely background
-                new_pixels[x, y] = grad_color
-            elif dist < 60:
-                # anti-aliased edge, blend
-                alpha = (dist - 15) / 45.0
-                r = int(p[0] * alpha + grad_color[0] * (1 - alpha))
-                g = int(p[1] * alpha + grad_color[1] * (1 - alpha))
-                b = int(p[2] * alpha + grad_color[2] * (1 - alpha))
-                new_pixels[x, y] = (r, g, b, 255)
-            else:
-                # purely logo
-                new_pixels[x, y] = p
-                
-    # Apply rounded rectangle mask
-    radius = int(width * 0.225)
-    mask = Image.new("L", (width, height), 0)
-    draw = ImageDraw.Draw(mask)
-    draw.rounded_rectangle((0, 0, width, height), radius=radius, fill=255)
-    new_img.putalpha(mask)
-    
-    # Resize to something reasonable for preview
-    preview = new_img.resize((512, 512), Image.Resampling.LANCZOS)
-    preview.save(dest_path)
-    print("Preview saved to", dest_path)
-
-if __name__ == '__main__':
-    generate_gradient_preview(sys.argv[1], sys.argv[2])
diff --git a/process_icon.py b/process_icon.py
index 3209e02..5a3395e 100644
--- a/process_icon.py
+++ b/process_icon.py
@@ -3,32 +3,32 @@ from PIL import Image, ImageDraw
 
 def process_images(src_path):
     img = Image.open(src_path).convert("RGBA")
-    
+
     # Crop the 28px black padding
     img = img.crop((28, 28, 1226, 1226))
     width, height = img.size
     pixels = img.load()
-    
+
     # Lighter color (+1) at top, original color (0) at bottom
     bg_color = pixels[100, 100]
     # Use a 1.9x multiplier for a subtle, modern "lit from above" macOS effect
     top_color = (min(255, int(bg_color[0] * 1.9)), min(255, int(bg_color[1] * 1.9)), min(255, int(bg_color[2] * 1.9)), 255)
     bottom_color = (bg_color[0], bg_color[1], bg_color[2], 255)
-    
+
     new_img = Image.new("RGBA", (width, height))
     new_pixels = new_img.load()
-    
+
     for y in range(height):
         ratio = y / float(height - 1)
         grad_r = int(top_color[0] * (1 - ratio) + bottom_color[0] * ratio)
         grad_g = int(top_color[1] * (1 - ratio) + bottom_color[1] * ratio)
         grad_b = int(top_color[2] * (1 - ratio) + bottom_color[2] * ratio)
         grad_color = (grad_r, grad_g, grad_b, 255)
-        
+
         for x in range(width):
             p = pixels[x, y]
             dist = max(abs(p[0]-bg_color[0]), abs(p[1]-bg_color[1]), abs(p[2]-bg_color[2]))
-            
+
             # Replace pure black corners or background with gradient
             if p[0] < 15 and p[1] < 15 and p[2] < 15:
                 new_pixels[x, y] = grad_color
@@ -42,7 +42,7 @@ def process_images(src_path):
                 new_pixels[x, y] = (r, g, b, 255)
             else:
                 new_pixels[x, y] = p
-                
+
     img = new_img
     radius = int(width * 0.225)
     mask = Image.new("L", (width, height), 0)
@@ -53,17 +53,17 @@ def process_images(src_path):
     # Save standard png
     img_1024 = img.resize((1024, 1024), Image.Resampling.LANCZOS)
     img_1024.save("Resources/AppIcon.png")
-    
+
     # Save Firefox extension icons
     img_48 = img.resize((48, 48), Image.Resampling.LANCZOS)
     img_48.save("Extensions/Firefox/icons/icon-48.png")
     img_128 = img.resize((128, 128), Image.Resampling.LANCZOS)
     img_128.save("Extensions/Firefox/icons/icon-128.png")
-    
+
     # MenuBarIconTemplate (64x64 monochrome)
     data = img.getdata()
     new_data = []
-    
+
     for item in data:
         r, g, b, a = item
         if r > 100 and r > b * 1.5 and a > 0:
@@ -71,14 +71,14 @@ def process_images(src_path):
             new_data.append((0, 0, 0, alpha))
         else:
             new_data.append((0, 0, 0, 0))
-            
+
     menu_bar_full = Image.new("RGBA", img.size)
     menu_bar_full.putdata(new_data)
-    
+
     menu_bar_64 = menu_bar_full.resize((64, 64), Image.Resampling.LANCZOS)
     menu_bar_64.save("Sources/Firelink/Assets.xcassets/MenuBarIcon.imageset/MenuBarIconTemplate.png")
-    
+
     print("Done generating main PNGs")
-    
+
 if __name__ == '__main__':
     process_images(sys.argv[1])
diff --git a/test_128.png b/test_128.png
deleted file mode 100644
index 09b5ca037312c092c7eee6610a7e794ff7a5da6f..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

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