Complete backend infrastructure and authentication system

Co-authored-by: mblanke <9078342+mblanke@users.noreply.github.com>

docker-compose.yml

@@ -0,0 +1,51 @@
+version: '3.8'
+
+services:
+  db:
+    image: postgres:15
+    environment:
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: postgres
+      POSTGRES_DB: velocicompanion
+    ports:
+      - "5432:5432"
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U postgres"]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+
+  backend:
+    build:
+      context: ./backend
+      dockerfile: Dockerfile
+    ports:
+      - "8000:8000"
+    environment:
+      - DATABASE_URL=postgresql://postgres:postgres@db:5432/velocicompanion
+      - SECRET_KEY=your-secret-key-change-in-production-min-32-chars-long
+      - ACCESS_TOKEN_EXPIRE_MINUTES=30
+    depends_on:
+      db:
+        condition: service_healthy
+    volumes:
+      - ./backend:/app
+    command: uvicorn app.main:app --host 0.0.0.0 --port 8000 --reload
+
+  frontend:
+    build:
+      context: ./frontend
+      dockerfile: Dockerfile
+    ports:
+      - "3000:3000"
+    environment:
+      - REACT_APP_API_URL=http://localhost:8000
+    volumes:
+      - ./frontend:/app
+      - /app/node_modules
+    command: npm start
+
+volumes:
+  postgres_data: