feat: Add persistent settings and multiple layouts support

- Add settings manager to persist symbol, timeframe, and layouts
- Support multiple layouts for comprehensive chart analysis
- Remove debug screenshots for cleaner logs
- Update AI analysis with professional trading prompt
- Add multi-screenshot analysis for better trading insights
- Update analyze API to use saved settings and multiple layouts

docker-compose.yml

@@ -0,0 +1,20 @@
+version: '3.8'
+services:
+  app:
+    build: .
+    ports:
+      - "3000:3000"
+    volumes:
+      - ./:/app
+      - /app/node_modules
+      - ./screenshots:/app/screenshots
+    environment:
+      - NODE_ENV=development
+      - PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true
+      - PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium
+      - TZ=Europe/Berlin
+    env_file:
+      - .env
+    # Uncomment for debugging
+    # command: ["npm", "run", "dev"]
+    # entrypoint: ["/bin/bash"]