v1.1.0

============================================================
📜 REA-IDM — Project Changelog

�[1m�[36m🚧 [Unreleased]�[0m

�[32mADDED�[0m:
• IDM-style custom right-click context menu for download items (Resume/Pause, Open File, Open Folder, Redownload, Copy URL, Clear Temp, Properties, and Delete) with smart viewport positioning
• Automatic window layout and size persistence (width, height, coordinates, and maximized state) with multi-display bounds validation
• Preferences & Settings modal dialog with default download directory selection, concurrency controls, and auto-clean temp cache toggle upon download deletion
• In-app Clear Temp & Cache dialog to scan, calculate reclaimable disk storage, and purge incomplete downloads (.rea-meta & preallocated chunks) with reset-progress or complete-removal modes
• Add transfer size breakdown (downloaded of total bytes) and real-time server Resume Capability badges (Resume: Yes/No) across table rows and dialogs
• Comprehensive application logging and diagnostics system with real-time UI log viewer, level filters (ERROR/WARN/INFO/DEBUG), file persistence (logs/rea-idm.log), export, and clipboard copy
• Add IDM-style Individual Download Dialog with real-time transfer telemetry, multi-segment threads visualizer, in-dialog Pause/Resume, Open File, Open Folder, and cancel controls
• Created root AGENTS.md documenting mandatory continuous changelog policy, GitHub CI integration readiness, and architectural standards.
�[33mFIXED�[0m:
• Fix titlebar brand version displaying Electron runtime version (v44.9.0) instead of package.json release version
• Fix progress loss and reset to 0 B/Queued on window close [X] by implementing graceful queue shutdown, periodic progress auto-persistence, and disk chunk state recovery
• Fix uncatchable Undici assert(!this.paused) socket-end crash by migrating SegmentWorker to native Node HTTP/HTTPS streaming and adding main process uncaught exception guards
• Fix row checkbox becoming unclickable and losing checked state during active download progress via persistent selection state and targeted cell updates

�[1m�[36m📦 [v1.1.0] — 2026-10-18�[0m

�[32mADDED�[0m:
• Enabled on-demand resolution switching and HTML5 movie_player availableQualityLevels extraction for YouTube HD/4K streams.
• Added Google Video stream clen size extraction, dynamic stream sorting prioritizing combined 720p/360p audio+video formats, and clean video title formatting.
• Directory path display badges in download list rows and Segments modal with one-click folder opening.
• Interactive Delete confirmation modal with option checklist to delete from list only or also remove file from directory/disk.
• Workspace engineering rule for continuous changelog tracking.
• In-App Release Notes modal viewer accessible from titlebar badge and toolbar button.
• Automated changelog management system with CLI and interactive in-app viewer.
�[35mCHANGED�[0m:
• Improved task filename resolution in Queue Manager to protect explicit video titles and handle extensionless/fallback downloads.
�[33mFIXED�[0m:
• Fixed YouTube 1080p/4K Fetch & DL trigger by implementing automated player Settings Gear switching and auto-download on stream capture.
• Eliminated 0-byte stalled downloads by rejecting browser-memory blob: URLs and properly forwarding YouTube session cookies, Referer, and Origin headers.
• Resolved YouTube video capture failure by implementing an IDM-style MAIN_WORLD bridge (yt-bridge.js) that directly hooks player responses and bypasses YouTube CSP restrictions.

�[1m�[36m📦 [v1.0.0] — 2026-10-18�[0m

�[32mADDED�[0m:
• Core Multi-Segment Engine:
• High-performance parallel chunk downloader with configurable 1–32 connections.
• Dynamic chunk splitting algorithm for lagging or stalled connections.
• Stream-to-disk chunk storage with auto-allocation and instant zero-copy assembly.
• Crash recovery & instant resume via persistent JSON chunk state store.
• Token-bucket Speed Limiter for smooth, real-time bandwidth throttling.
• Queue Manager & CLI:
• Centralized priority download queue with concurrent worker slots.
• Command-line interface with interactive progress bars and commands (add, list, pause, resume, delete, clean).
• Modern Desktop Application:
• Sleek frameless dark-mode UI with custom native-like titlebar and window controls.
• Interactive download table with multi-segment chunk progress visualization bars.
• Category filters (All, Downloading, Completed, Paused, Compressed, Documents, Music, Programs, Videos).
• Real-time 60FPS bandwidth telemetry canvas chart and active threads monitor.
• Full keyboard shortcuts (Ctrl+V to paste download link, Esc to dismiss modals).
• Multi-Segment Allocation inspector modal to view live speeds per HTTP connection.
• WebSocket IPC Bridge (Port 41719):
• High-speed bi-directional event bus linking Desktop App, CLI, and Browser Extension.
• Browser WebExtension Integration:
• Manifest V3 extension for Chrome, Edge, Brave, and Opera.
• Full right-click context menu integration ("Download with REA-IDM" on links, media, selections, and pages).
• Injected Floating Video Sniffer widget over video players.
• YouTube in-page stream extractor supporting multiple quality options (720p HD, 360p, 1080p Full HD, Audio M4A/Opus).
• Automatic download interception with cookie, referer, and user-agent forwarding.
�[33mFIXED�[0m:
• Fixed Electron preload script CommonJS sandbox compatibility to restore window controls (Close, Minimize, Maximize).
• Fixed false positive detection of .webmanifest file matching .webm video streams.
• Fixed YouTube /videoplayback range queries to ensure full video stream downloads instead of fragments.
• Fixed sidebar category click event listener targeting .nav-item.
• Replaced clunky separated telemetry boxes with a cohesive, full-width status footer.
• Added re-entrancy recursion guard on application shutdown.

v1.0.0

============================================================
📜 REA-IDM — Project Changelog

�[1m�[36m🚧 [Unreleased]�[0m

�[32mADDED�[0m:
• IDM-style custom right-click context menu for download items (Resume/Pause, Open File, Open Folder, Redownload, Copy URL, Clear Temp, Properties, and Delete) with smart viewport positioning
• Automatic window layout and size persistence (width, height, coordinates, and maximized state) with multi-display bounds validation
• Preferences & Settings modal dialog with default download directory selection, concurrency controls, and auto-clean temp cache toggle upon download deletion
• In-app Clear Temp & Cache dialog to scan, calculate reclaimable disk storage, and purge incomplete downloads (.rea-meta & preallocated chunks) with reset-progress or complete-removal modes
• Add transfer size breakdown (downloaded of total bytes) and real-time server Resume Capability badges (Resume: Yes/No) across table rows and dialogs
• Comprehensive application logging and diagnostics system with real-time UI log viewer, level filters (ERROR/WARN/INFO/DEBUG), file persistence (logs/rea-idm.log), export, and clipboard copy
• Add IDM-style Individual Download Dialog with real-time transfer telemetry, multi-segment threads visualizer, in-dialog Pause/Resume, Open File, Open Folder, and cancel controls
• Created root AGENTS.md documenting mandatory continuous changelog policy, GitHub CI integration readiness, and architectural standards.
�[33mFIXED�[0m:
• Fix titlebar brand version displaying Electron runtime version (v44.9.0) instead of package.json release version
• Fix progress loss and reset to 0 B/Queued on window close [X] by implementing graceful queue shutdown, periodic progress auto-persistence, and disk chunk state recovery
• Fix uncatchable Undici assert(!this.paused) socket-end crash by migrating SegmentWorker to native Node HTTP/HTTPS streaming and adding main process uncaught exception guards
• Fix row checkbox becoming unclickable and losing checked state during active download progress via persistent selection state and targeted cell updates

�[1m�[36m📦 [v1.1.0] — 2026-10-18�[0m

�[32mADDED�[0m:
• Enabled on-demand resolution switching and HTML5 movie_player availableQualityLevels extraction for YouTube HD/4K streams.
• Added Google Video stream clen size extraction, dynamic stream sorting prioritizing combined 720p/360p audio+video formats, and clean video title formatting.
• Directory path display badges in download list rows and Segments modal with one-click folder opening.
• Interactive Delete confirmation modal with option checklist to delete from list only or also remove file from directory/disk.
• Workspace engineering rule for continuous changelog tracking.
• In-App Release Notes modal viewer accessible from titlebar badge and toolbar button.
• Automated changelog management system with CLI and interactive in-app viewer.
�[35mCHANGED�[0m:
• Improved task filename resolution in Queue Manager to protect explicit video titles and handle extensionless/fallback downloads.
�[33mFIXED�[0m:
• Fixed YouTube 1080p/4K Fetch & DL trigger by implementing automated player Settings Gear switching and auto-download on stream capture.
• Eliminated 0-byte stalled downloads by rejecting browser-memory blob: URLs and properly forwarding YouTube session cookies, Referer, and Origin headers.
• Resolved YouTube video capture failure by implementing an IDM-style MAIN_WORLD bridge (yt-bridge.js) that directly hooks player responses and bypasses YouTube CSP restrictions.

�[1m�[36m📦 [v1.0.0] — 2026-10-18�[0m

�[32mADDED�[0m:
• Core Multi-Segment Engine:
• High-performance parallel chunk downloader with configurable 1–32 connections.
• Dynamic chunk splitting algorithm for lagging or stalled connections.
• Stream-to-disk chunk storage with auto-allocation and instant zero-copy assembly.
• Crash recovery & instant resume via persistent JSON chunk state store.
• Token-bucket Speed Limiter for smooth, real-time bandwidth throttling.
• Queue Manager & CLI:
• Centralized priority download queue with concurrent worker slots.
• Command-line interface with interactive progress bars and commands (add, list, pause, resume, delete, clean).
• Modern Desktop Application:
• Sleek frameless dark-mode UI with custom native-like titlebar and window controls.
• Interactive download table with multi-segment chunk progress visualization bars.
• Category filters (All, Downloading, Completed, Paused, Compressed, Documents, Music, Programs, Videos).
• Real-time 60FPS bandwidth telemetry canvas chart and active threads monitor.
• Full keyboard shortcuts (Ctrl+V to paste download link, Esc to dismiss modals).
• Multi-Segment Allocation inspector modal to view live speeds per HTTP connection.
• WebSocket IPC Bridge (Port 41719):
• High-speed bi-directional event bus linking Desktop App, CLI, and Browser Extension.
• Browser WebExtension Integration:
• Manifest V3 extension for Chrome, Edge, Brave, and Opera.
• Full right-click context menu integration ("Download with REA-IDM" on links, media, selections, and pages).
• Injected Floating Video Sniffer widget over video players.
• YouTube in-page stream extractor supporting multiple quality options (720p HD, 360p, 1080p Full HD, Audio M4A/Opus).
• Automatic download interception with cookie, referer, and user-agent forwarding.
�[33mFIXED�[0m:
• Fixed Electron preload script CommonJS sandbox compatibility to restore window controls (Close, Minimize, Maximize).
• Fixed false positive detection of .webmanifest file matching .webm video streams.
• Fixed YouTube /videoplayback range queries to ensure full video stream downloads instead of fragments.
• Fixed sidebar category click event listener targeting .nav-item.
• Replaced clunky separated telemetry boxes with a cohesive, full-width status footer.
• Added re-entrancy recursion guard on application shutdown.