docs: update changelog for 0.4.3 release

- Added proper monochrome template tray icon loaded explicitly with precise dimensions
- Added redownload functionality for completed or failed items
- Added double-click to open completed files directly from the table
- Added 'Copy Address' context menu action
- Improved context menu organization and conditionally displayed actions

CHANGELOG.md

@@ -5,6 +5,25 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.4.3] - 2026-06-03
+
+### Changes
+- Refined About page UI and simplified the delete confirmation dialog.
+
+### Fixes
+- Optimized disk writes and UI state updates to significantly reduce main thread CPU usage and SSD wear during concurrent downloads and table resizing.
+
+## [0.4.2] - 2026-06-03
+
+### Features added
+- Added double-click to open completed files directly from the download table.
+- Added redownload functionality for completed or failed items.
+- Added 'Copy Address' context menu action.
+- Added a monochrome template tray icon loaded explicitly with precise dimensions.
+
+### Changes
+- Improved context menu organization and conditionally displayed actions based on download status.
+
 ## [0.4.1] - 2026-06-03
 
 ### Features added

README.md

@@ -102,7 +102,7 @@ git push origin v0.4.1
 
 - [x] **Data Persistence:** Store history, column layout preferences, and active queues across restarts.
 - [x] **Zero-Config Setup:** Automatically bundle and configure `aria2c` inside the `.app` bundle.
-- [ ] **Bandwidth Limits:** Add global and per-download speed caps and calendar schedules.
+- [x] **Bandwidth Limits:** Add global and per-download speed caps and calendar schedules.
 - [ ] **Browser Extensions:** Capture links directly from Safari, Chrome, and Firefox.
 - [x] **Advanced Transfer Features:** Checksum validation, cookie/header ingestion, and smart mirror failovers.
 - [x] **Updates & Releases:** GitHub Actions DMG release pipeline and built-in update checker.

Scripts/create_app_bundle.sh

@@ -19,6 +19,7 @@ rm -rf "$APP_DIR"
 mkdir -p "$MACOS_DIR" "$RESOURCES_DIR"
 cp ".build/$CONFIGURATION/$APP_NAME" "$MACOS_DIR/$APP_NAME"
 cp "$ROOT_DIR/Resources/$ICON_NAME.icns" "$RESOURCES_DIR/$ICON_NAME.icns"
+cp "$ROOT_DIR/Sources/Firelink/Assets.xcassets/MenuBarIcon.imageset/MenuBarIconTemplate.png" "$RESOURCES_DIR/MenuBarIconTemplate.png"
 
 ARIA2C_PATH=$(which aria2c || true)
 if [[ -n "$ARIA2C_PATH" && -x "$ARIA2C_PATH" ]]; then

Sources/Firelink/AppSettings.swift

@@ -135,6 +135,7 @@ final class AppSettings: ObservableObject {
 
     private let defaults: UserDefaults
     private let storageKey = "Firelink.AppSettings.v1"
+    private var saveTask: Task<Void, Never>?
 
     init(defaults: UserDefaults = .standard) {
         self.defaults = defaults
@@ -247,9 +248,17 @@ final class AppSettings: ObservableObject {
             downloadDirectories: Dictionary(uniqueKeysWithValues: downloadDirectories.map { ($0.key.rawValue, $0.value) }),
             siteLogins: siteLogins
         )
+        let defaults = self.defaults
+        let storageKey = self.storageKey
 
-        if let data = try? JSONEncoder().encode(stored) {
-            defaults.set(data, forKey: storageKey)
+        saveTask?.cancel()
+        saveTask = Task { @MainActor [defaults, storageKey] in
+            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)
         }
     }
 

Sources/Firelink/Assets.xcassets/MenuBarIcon.imageset/Contents.json

@@ -0,0 +1,16 @@
+{
+  "images" : [
+    {
+      "filename" : "MenuBarIconTemplate.png",
+      "idiom" : "mac",
+      "scale" : "2x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  },
+  "properties" : {
+    "template-rendering-intent" : "template"
+  }
+}

Sources/Firelink/DownloadController.swift

@@ -23,6 +23,7 @@ final class DownloadController: ObservableObject {
         let supportDir = FileManager.default.urls(for: .applicationSupportDirectory, in: .userDomainMask).first ?? URL(fileURLWithPath: NSHomeDirectory())
         return supportDir.appendingPathComponent("Firelink").appendingPathComponent("downloads.json")
     }()
+    private var saveTask: Task<Void, Never>?
 
     init(settings: AppSettings) {
         self.settings = settings
@@ -244,6 +245,24 @@ final class DownloadController: ObservableObject {
         pumpQueue()
     }
 
+    func redownload(_ item: DownloadItem) {
+        trashFiles(for: item)
+        restrictQueueToAutoResume = false
+        update(item.id) {
+            $0.status = .queued
+            $0.progress = 0
+            $0.speedText = "-"
+            $0.etaText = "-"
+            $0.connectionCount = 0
+            $0.message = "Redownloading"
+            $0.autoResumeOnLaunch = true
+        }
+        queuePumpScope = queuePumpScope.includingItem(item.id)
+        automaticRetryCounts[item.id] = nil
+        saveDownloads()
+        pumpQueue()
+    }
+
     func cancel(_ item: DownloadItem) {
         activeHandles[item.id]?.cancel()
         activeHandles[item.id] = nil
@@ -656,14 +675,23 @@ final class DownloadController: ObservableObject {
     }
 
     private func saveDownloads() {
-        do {
-            let directory = storageURL.deletingLastPathComponent()
-            try FileManager.default.createDirectory(at: directory, withIntermediateDirectories: true, attributes: nil)
-            let state = StoredDownloadState(queues: queues, downloads: downloads)
-            let data = try JSONEncoder().encode(state)
-            try data.write(to: storageURL, options: .atomic)
-        } catch {
-            print("Failed to save downloads: \(error)")
+        let queuesCopy = queues
+        let downloadsCopy = downloads
+        let storageURL = self.storageURL
+
+        saveTask?.cancel()
+        saveTask = Task.detached(priority: .background) {
+            do {
+                let directory = storageURL.deletingLastPathComponent()
+                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 {
+                print("Failed to save downloads: \(error)")
+            }
         }
     }
 

Sources/Firelink/DownloadTable.swift

@@ -64,6 +64,7 @@ final class TableSettings: ObservableObject {
 
     private let defaults = UserDefaults.standard
     private let storageKey = "Firelink.TableSettings.v1"
+    private var saveTask: Task<Void, Never>?
 
     init() {
         let defaultVisibleColumns: Set<DownloadColumn> = [.fileName, .size, .progress, .speed, .eta, .dateAdded]
@@ -90,8 +91,16 @@ final class TableSettings: ObservableObject {
             sortColumn: sortColumn,
             sortDirection: sortDirection
         )
-        if let data = try? JSONEncoder().encode(stored) {
-            defaults.set(data, forKey: storageKey)
+        let storageKey = self.storageKey
+        
+        saveTask?.cancel()
+        saveTask = Task { @MainActor in
+            let data = await Task.detached(priority: .background) {
+                try? JSONEncoder().encode(stored)
+            }.value
+            
+            guard !Task.isCancelled, let encoded = data else { return }
+            UserDefaults.standard.set(encoded, forKey: storageKey)
         }
     }
 }
@@ -114,7 +123,7 @@ struct DownloadTable: View {
 
     @StateObject private var tableSettings = TableSettings()
     @State private var pendingDeleteItems: Set<DownloadItem.ID>?
-    @State private var resizeBaseWidths: [DownloadColumn: CGFloat] = [:]
+    @State private var dragOffsets: [DownloadColumn: CGFloat] = [:]
     @State private var lastSelectedIndex: Int?
     @State private var draggedItemID: DownloadItem.ID?
 
@@ -186,7 +195,7 @@ struct DownloadTable: View {
                 pendingDeleteItems = nil
             }
 
-            Button("Move File and Cache to Trash", role: .destructive) {
+            Button("Move to Trash", role: .destructive) {
                 let items = controller.downloads.filter { ids.contains($0.id) }
                 for item in items { controller.delete(item, deleteFiles: true) }
                 selection.subtract(ids)
@@ -218,6 +227,13 @@ struct DownloadTable: View {
         .frame(width: tableWidth, alignment: .leading)
         .background(selection.contains(item.id) ? Color.accentColor.opacity(0.12) : Color.clear)
         .contentShape(Rectangle())
+        .onTapGesture(count: 2) {
+            if item.status == .completed {
+                openFile(item)
+            } else {
+                openWindow(value: item.id)
+            }
+        }
         .onTapGesture {
             let index = sortedItems.firstIndex(where: { $0.id == item.id })
             
@@ -276,12 +292,12 @@ struct DownloadTable: View {
                         .gesture(
                             DragGesture(minimumDistance: 1)
                                 .onChanged { value in
-                                    let baseWidth = resizeBaseWidths[column] ?? width(for: column)
-                                    resizeBaseWidths[column] = baseWidth
-                                    tableSettings.columnWidths[column] = max(70, baseWidth + value.translation.width)
+                                    dragOffsets[column] = value.translation.width
                                 }
-                                .onEnded { _ in
-                                    resizeBaseWidths[column] = nil
+                                .onEnded { value in
+                                    let baseWidth = tableSettings.columnWidths[column] ?? column.width
+                                    tableSettings.columnWidths[column] = max(70, baseWidth + value.translation.width)
+                                    dragOffsets[column] = nil
                                 }
                         )
                 }
@@ -326,12 +342,14 @@ struct DownloadTable: View {
     private func rowContextMenu(for item: DownloadItem) -> some View {
         let targetItems = selection.contains(item.id) ? controller.downloads.filter { selection.contains($0.id) } : [item]
 
-        Button {
-            for target in targetItems {
-                openWindow(value: target.id)
+        if targetItems.allSatisfy({ $0.status == .completed }) {
+            Button {
+                for target in targetItems {
+                    openFile(target)
+                }
+            } label: {
+                Label(targetItems.count > 1 ? "Open (\(targetItems.count))" : "Open", systemImage: "doc")
             }
-        } label: {
-            Label(targetItems.count > 1 ? "Properties (\(targetItems.count))" : "Properties", systemImage: "info.circle")
         }
 
         Button {
@@ -354,9 +372,9 @@ struct DownloadTable: View {
             }
         }
 
-        if targetItems.contains(where: { $0.status == .downloading }) {
+        if targetItems.contains(where: { $0.status == .downloading || $0.status == .queued }) {
             Button {
-                for target in targetItems where target.status == .downloading {
+                for target in targetItems where target.status == .downloading || target.status == .queued {
                     controller.pause(target)
                 }
             } label: {
@@ -364,6 +382,18 @@ struct DownloadTable: View {
             }
         }
 
+        if targetItems.contains(where: { $0.status == .completed || $0.status == .failed || $0.status == .canceled }) {
+            Button {
+                for target in targetItems where target.status == .completed || target.status == .failed || target.status == .canceled {
+                    controller.redownload(target)
+                }
+            } label: {
+                Label("Redownload", systemImage: "arrow.clockwise")
+            }
+        }
+
+        Divider()
+
         if targetItems.contains(where: { $0.status != .completed && $0.status != .downloading }) {
             Menu {
                 ForEach(controller.queues) { queue in
@@ -375,8 +405,25 @@ struct DownloadTable: View {
                     }
                 }
             } label: {
-                Label("Add to Queue", systemImage: "list.bullet")
+                Label("Move to Queue", systemImage: "list.bullet")
             }
+            Divider()
+        }
+
+        Button {
+            NSPasteboard.general.clearContents()
+            let urls = targetItems.map { $0.url.absoluteString }.joined(separator: "\n")
+            NSPasteboard.general.setString(urls, forType: .string)
+        } label: {
+            Label(targetItems.count > 1 ? "Copy Addresses" : "Copy Address", systemImage: "link")
+        }
+
+        Button {
+            for target in targetItems {
+                openWindow(value: target.id)
+            }
+        } label: {
+            Label(targetItems.count > 1 ? "Properties (\(targetItems.count))" : "Properties", systemImage: "info.circle")
         }
 
         Divider()
@@ -384,7 +431,7 @@ struct DownloadTable: View {
         Button(role: .destructive) {
             pendingDeleteItems = Set(targetItems.map(\.id))
         } label: {
-            Label("Delete", systemImage: "trash")
+            Label("Remove", systemImage: "trash")
         }
     }
 
@@ -407,7 +454,9 @@ struct DownloadTable: View {
     }
 
     private func width(for column: DownloadColumn) -> CGFloat {
-        max(70, tableSettings.columnWidths[column] ?? column.width)
+        let baseWidth = tableSettings.columnWidths[column] ?? column.width
+        let offset = dragOffsets[column] ?? 0
+        return max(70, baseWidth + offset)
     }
 
     private var sortedItems: [DownloadItem] {
@@ -523,6 +572,15 @@ struct DownloadTable: View {
         }
         return candidate
     }
+
+    private func openFile(_ item: DownloadItem) {
+        let fileURL = item.destinationDirectory.appendingPathComponent(item.fileName)
+        if FileManager.default.fileExists(atPath: fileURL.path) {
+            NSWorkspace.shared.open(fileURL)
+        } else {
+            NSWorkspace.shared.open(existingFolder(for: item.destinationDirectory))
+        }
+    }
 }
 
 private struct DownloadRow: View {

Sources/Firelink/FirelinkApp.swift

@@ -60,9 +60,21 @@ struct FirelinkApp: App {
             }
         }
 
-        MenuBarExtra("Firelink", systemImage: "arrow.down.circle", isInserted: $showMenuBarIcon) {
+        MenuBarExtra(isInserted: $showMenuBarIcon) {
             TrayMenuView()
                 .environmentObject(controller)
+        } label: {
+            if let nsImage = { () -> NSImage? in
+                guard let url = Bundle.main.url(forResource: "MenuBarIconTemplate", withExtension: "png"),
+                      let img = NSImage(contentsOf: url) else { return nil }
+                img.size = NSSize(width: 21, height: 21)
+                img.isTemplate = true
+                return img
+            }() {
+                Image(nsImage: nsImage)
+            } else {
+                Image(systemName: "arrow.down.circle")
+            }
         }
     }
 }

Sources/Firelink/SettingsView.swift

@@ -194,7 +194,7 @@ private struct AboutSettingsPane: View {
                     VStack(alignment: .leading, spacing: 4) {
                         Text("Firelink")
                             .font(.title2.weight(.semibold))
-                        Text("Version \(appVersion) (\(buildNumber))")
+                        Text("Version \(appVersion)")
                             .foregroundStyle(.secondary)
                         Text("A native macOS download manager for fast, organized, segmented transfers.")
                             .font(.caption)
@@ -204,30 +204,6 @@ private struct AboutSettingsPane: View {
                 .padding(.vertical, 4)
             }
 
-            Section("Developer") {
-                LabeledContent("Created by") {
-                    Text("NimBold")
-                }
-
-                LabeledContent("GitHub") {
-                    Link("@nimbold", destination: developerProfileURL)
-                }
-
-                LabeledContent("Source") {
-                    Link("nimbold/Firelink", destination: projectURL)
-                }
-            }
-
-            Section("Credits") {
-                LabeledContent("Download engine") {
-                    Link("aria2", destination: aria2URL)
-                }
-
-                Text("Firelink uses aria2c for segmented HTTP, HTTPS, FTP, and SFTP downloads.")
-                    .font(.caption)
-                    .foregroundStyle(.secondary)
-            }
-
             Section("Updates") {
                 LabeledContent("Status") {
                     Label(updateChecker.status.message, systemImage: updateStatusSymbol)
@@ -270,6 +246,26 @@ private struct AboutSettingsPane: View {
                 }
             }
 
+            Section("Developer") {
+                LabeledContent("Created by") {
+                    Text("NimBold")
+                }
+
+                LabeledContent("Source") {
+                    Link("nimbold/Firelink", destination: projectURL)
+                }
+            }
+
+            Section("Credits") {
+                LabeledContent("Download engine") {
+                    Link("aria2", destination: aria2URL)
+                }
+
+                Text("Firelink uses aria2c for segmented HTTP, HTTPS, FTP, and SFTP downloads.")
+                    .font(.caption)
+                    .foregroundStyle(.secondary)
+            }
+
             Section("Legal") {
                 LabeledContent("License") {
                     Link("MIT License", destination: licenseURL)