docs: add 0.5.4 release notes

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).
 
+## [0.5.4] - 2026-06-04
+
+### New features
+- Added direct double-click access to Download Properties for unfinished downloads.
+- Added a `make verify` command for local build and Firefox extension manifest checks.
+
+### Changes
+- Updated Firefox integration to probe the same local fallback ports used by the app.
+- Updated global speed limiting so changes apply to active downloads through `aria2` RPC.
+- Declared SwiftPM resources and added development fallbacks for app icons and Firefox extension copying.
+- Narrowed saved site-login matching so plain host patterns match exact hosts unless a wildcard is used.
+
+### Fixes
+- Fixed browser handoff failures when the default local extension port is unavailable.
+- Fixed dropped `Referer` headers from browser extension requests.
+- Fixed scheduler configurations that could be enabled without any runnable queue target.
+- Fixed unsafe file names from URLs, metadata responses, and manual property edits.
+- Fixed a possible duplicate-open glitch when double-clicking unfinished downloads.
+
 ## [0.5.3] - 2026-06-04
 
 ### New features

README.md

@@ -47,10 +47,10 @@ Dark mode is shown by default with privacy-safe example downloads. Light mode is
 - 🎨 **Native SwiftUI:** Responsive Apple Silicon native UI.
 - 🎯 **Chunk Map Inspector:** Visually monitor active segment connections in real time.
 - 🗂️ **Smart Categories:** Automatic file organization (`Musics`, `Movies`, `Compressed`, etc.).
-- 🖱️ **Drag-and-Drop:** Seamlessly import URLs or text files directly into the app or Dock icon.
+- 🖱️ **Drag-and-Drop:** Import URLs, text files, and move queued downloads between queues.
 - 🛡️ **Reliability:** Automatic download recovery and retry handling.
 - 🔒 **Keychain Security:** Local macOS Keychain integration for site credentials.
-- ⚙️ **Power & Settings:** Cross-platform styled Settings UI, Speed Limiter, and system sleep prevention during active downloads.
+- ⚙️ **Power & Settings:** Cross-platform styled Settings UI, live Speed Limiter, and system sleep prevention during active downloads.
 
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