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Complete implementation of accessibility utilities across fakemui components: **New Files**: - src/utils/accessibility.ts - Core accessibility utilities (moved from legacy) - src/utils/accessibility.module.scss - Accessibility SCSS styles - src/utils/useAccessible.ts - React hooks for accessibility: * useAccessible() - Generate test IDs and ARIA attributes * useKeyboardNavigation() - Handle keyboard events * useFocusManagement() - Programmatic focus control * useLiveRegion() - Screen reader announcements * useFocusTrap() - Focus trapping for modals **Component Updates**: - Button.tsx - Added data-testid and ARIA support via useAccessible hook - TextField.tsx - Added data-testid, aria-invalid, aria-describedby support **Documentation**: - docs/ACCESSIBILITY_INTEGRATION.md - Complete integration guide with examples **Features**: - 50+ preset test ID generators (form, canvas, settings, navigation, etc.) - ARIA attribute patterns for buttons, toggles, dialogs, tabs, live regions - Keyboard navigation helpers (Enter, Escape, Arrow keys, Tab) - Accessibility validators (hasLabel, isKeyboardAccessible, etc.) - Fully typed TypeScript with AccessibilityFeature, Component, Action types All components now support reliable testing via data-testid and screen reader access via ARIA attributes. Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
MetaBuilder Media Daemon
A C++ Docker daemon for media processing, radio streaming, and TV channel simulation with a modular plugin architecture.
Features
🎬 Job Queue System
- Video transcoding (H.264, H.265, VP9, AV1)
- Audio transcoding (MP3, AAC, FLAC, Opus)
- Document conversion (PDF, Office formats)
- Image processing (resize, convert, optimize)
- Priority queuing with configurable workers
📻 Radio Streaming
- Live audio streaming with multiple quality levels
- Playlist scheduling and auto-DJ
- Crossfading and audio normalization
- Metadata injection (artist, title, album art)
- Icecast/Shoutcast compatible output
📺 TV Channel Simulation
- Multi-channel scheduling system
- EPG (Electronic Program Guide) generation
- Bumpers, commercials, and interstitials
- Live-to-VOD and VOD-to-Live workflows
- HLS/DASH output for web players
🔌 Plugin Architecture
- Dynamic plugin loading (.so/.dll)
- Hot-reload support in development mode
- Plugin API for custom processors
- Built-in plugins: FFmpeg, ImageMagick, Pandoc
🔗 DBAL Integration
- Job status notifications to users
- Progress tracking in real-time
- User permission checks
- Multi-tenant isolation
Architecture
┌─────────────────────────────────────────────────────────────┐
│ Media Daemon │
├─────────────────────────────────────────────────────────────┤
│ ┌─────────────┐ ┌─────────────┐ ┌─────────────┐ │
│ │ HTTP API │ │ WebSocket │ │ gRPC │ │
│ │ (Drogon) │ │ (Live) │ │ (Internal) │ │
│ └──────┬──────┘ └──────┬──────┘ └──────┬──────┘ │
│ └────────────────┼────────────────┘ │
│ ▼ │
│ ┌───────────────────────────────────────────────────────┐ │
│ │ Core Engine │ │
│ │ ┌─────────┐ ┌─────────┐ ┌─────────┐ ┌─────────┐ │ │
│ │ │ Job │ │ Radio │ │ TV │ │ Plugin │ │ │
│ │ │ Queue │ │ Engine │ │ Engine │ │ Manager │ │ │
│ │ └────┬────┘ └────┬────┘ └────┬────┘ └────┬────┘ │ │
│ └───────┼────────────┼────────────┼────────────┼───────┘ │
│ └────────────┴────────────┴────────────┘ │
│ ▼ │
│ ┌───────────────────────────────────────────────────────┐ │
│ │ Plugin System │ │
│ │ ┌────────┐ ┌────────┐ ┌────────┐ ┌────────┐ │ │
│ │ │FFmpeg │ │ImageMag│ │Pandoc │ │Custom │ │ │
│ │ │Plugin │ │Plugin │ │Plugin │ │Plugins │ │ │
│ │ └────────┘ └────────┘ └────────┘ └────────┘ │ │
│ └───────────────────────────────────────────────────────┘ │
│ ▼ │
│ ┌───────────────────────────────────────────────────────┐ │
│ │ DBAL Client (Notifications) │ │
│ └───────────────────────────────────────────────────────┘ │
└─────────────────────────────────────────────────────────────┘
Quick Start
# Build
docker build -t metabuilder/media-daemon -f Dockerfile .
# Run
docker run -d \
-p 8090:8090 \
-v /media:/data/media \
-e DBAL_URL=http://dbal:8080 \
metabuilder/media-daemon
API Endpoints
Job Queue
POST /api/jobs- Submit a new jobGET /api/jobs/:id- Get job statusGET /api/jobs- List jobs (filtered by user/tenant)DELETE /api/jobs/:id- Cancel a job
Radio
POST /api/radio/channels- Create radio channelGET /api/radio/channels/:id/stream- Get stream URLPOST /api/radio/channels/:id/playlist- Update playlistGET /api/radio/channels/:id/now-playing- Current track info
TV Channels
POST /api/tv/channels- Create TV channelGET /api/tv/channels/:id/schedule- Get EPGPOST /api/tv/channels/:id/schedule- Update scheduleGET /api/tv/channels/:id/stream.m3u8- HLS playlist
Plugins
GET /api/plugins- List loaded pluginsPOST /api/plugins/:id/reload- Hot-reload plugin (dev mode)
Configuration
See config/media-daemon.yaml for full configuration options.