added init files

docker-compose.yml

@@ -0,0 +1,18 @@
+version: '3.8'
+services:
+  frontend:
+    build: ./frontend
+    ports:
+      - "80:80"
+    depends_on:
+      - backend
+
+  backend:
+    build: ./backend
+    ports:
+      - "3001:3001"
+    environment:
+      - DATABASE_URL=file:./dev.db
+      - JWT_SECRET=your-secret-key
+
+  # Später: Database service hinzufügen