refactor: stabilize game, tutor, and analysis flows

docker-compose.yml

@@ -17,17 +17,9 @@ services:
 
     environment:
       - NODE_ENV=production
-      # Data Privacy & Imprint Configuration
       - IMPRINT_URL=${IMPRINT_URL:-}
       - DATA_PRIVACY_RESPONSIBLE_PERSON=${DATA_PRIVACY_RESPONSIBLE_PERSON:-}
 
-    volumes:
-      # Persist Wikipedia cache to avoid re-fetching on container restart
-      - wikipedia-cache:/app/public/wikipedia
-      # Persist tactical puzzles and downloads (user-generated data)
-      - tactical-fixtures:/app/fixtures
-      - puzzle-downloads:/app/downloads
-
     healthcheck:
       test: ["CMD", "node", "-e", "require('http').get('http://localhost:3050', (r) => {process.exit(r.statusCode === 200 ? 0 : 1)})"]
       interval: 30s
@@ -41,11 +33,3 @@ services:
 networks:
   chess-tutor-network:
     driver: bridge
-
-volumes:
-  wikipedia-cache:
-    driver: local
-  tactical-fixtures:
-    driver: local
-  puzzle-downloads:
-    driver: local