docs: update documentation and add Docker configuration for v0.3.0

- Update README.md with v0.3.0 completion status and improved setup instructions
- Update export/progress.md with completed tasks (53/55, 96% progress)
- Update export/architecture.md with current project structure and implementation status
- Add docker-compose.yml with PostgreSQL service
- Add Dockerfile.backend for production builds
- Add frontend/Dockerfile for multi-stage builds
- Update .gitignore with comprehensive rules for Python, Node.js, and Docker

Project status:
- v0.2.0: Database and Backend API ✅
- v0.3.0: Frontend React implementation ✅
- v0.4.0: Reports and visualization (planned)

docker-compose.yml

@@ -0,0 +1,70 @@
+version: '3.8'
+
+services:
+  # PostgreSQL Database
+  postgres:
+    image: postgres:15-alpine
+    container_name: mockupaws-postgres
+    restart: unless-stopped
+    environment:
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: postgres
+      POSTGRES_DB: mockupaws
+    ports:
+      - "5432:5432"
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U postgres"]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+    networks:
+      - mockupaws-network
+
+  # Backend API (Opzionale - per produzione)
+  # Per sviluppo, usa: uv run uvicorn src.main:app --reload
+  # backend:
+  #   build:
+  #     context: .
+  #     dockerfile: Dockerfile.backend
+  #   container_name: mockupaws-backend
+  #   restart: unless-stopped
+  #   environment:
+  #     DATABASE_URL: postgresql+asyncpg://postgres:postgres@postgres:5432/mockupaws
+  #     API_V1_STR: /api/v1
+  #     PROJECT_NAME: mockupAWS
+  #   ports:
+  #     - "8000:8000"
+  #   depends_on:
+  #     postgres:
+  #       condition: service_healthy
+  #   volumes:
+  #     - ./src:/app/src
+  #   networks:
+  #     - mockupaws-network
+
+  # Frontend React (Opzionale - per produzione)
+  # Per sviluppo, usa: cd frontend && npm run dev
+  # frontend:
+  #   build:
+  #     context: ./frontend
+  #     dockerfile: Dockerfile.frontend
+  #   container_name: mockupaws-frontend
+  #   restart: unless-stopped
+  #   environment:
+  #     VITE_API_URL: http://localhost:8000
+  #   ports:
+  #     - "3000:80"
+  #   depends_on:
+  #     - backend
+  #   networks:
+  #     - mockupaws-network
+
+volumes:
+  postgres_data:
+    driver: local
+
+networks:
+  mockupaws-network:
+    driver: bridge