feat(ui): SoC Refactoring & Config Validation

- Theme Context ausgelagert (ThemeContext.tsx + useDarkMode.ts)
- Config Validation mit TMDB-API-Key Pflicht (config_validation.py)
- Cache Key Centralization (cache/keys.py)
- CD-Ripping mit abcde implementiert (Worker)
- Docker Compose mit Healthchecks & LOG_LEVEL
- ROADMAP.md & SAVEPOINT.md aktualisiert

docker-compose.yml

@@ -11,6 +11,13 @@ services:
       - TMDB_API_KEY=${TMDB_API_KEY}
       - THETVDB_API_KEY=${THETVDB_API_KEY}
       - JWT_SECRET_KEY=${JWT_SECRET_KEY}
+      - LOG_LEVEL=INFO
+    healthcheck:
+      test: ["CMD-SHELL", "python -c 'import urllib.request; urllib.request.urlopen(\"http://localhost:8000/health\")'"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 10s
     ports:
       - "8000:8000"
     volumes:
@@ -38,6 +45,7 @@ services:
       - TMDB_API_KEY=${TMDB_API_KEY}
       - THETVDB_API_KEY=${THETVDB_API_KEY}
       - JWT_SECRET_KEY=${JWT_SECRET_KEY}
+      - LOG_LEVEL=INFO
     volumes:
       - media:/app/media
       - temp:/app/temp