feat: add Docker support with private registry

- Add Dockerfile with vim, Korean locale, visual mode disabled
- Add docker-compose.yml with build/push support for reg.firstgarden.co.kr
- Add docker-entrypoint.sh for multi-service support
- Add .dockerignore
- Update README.md with Docker deployment guide
- Consolidate SERVICE_KEY into DATA_API_SERVICE_KEY

docker-compose.yml

@@ -0,0 +1,102 @@
+# ###################################################################
+# docker-compose.yml - FGTools 서비스 구성
+# ###################################################################
+# 사설 레지스트리: reg.firstgarden.co.kr
+#
+# 사용법:
+#   빌드:      docker-compose build
+#   푸시:      docker-compose push
+#   실행:      docker-compose up -d
+#   중지:      docker-compose down
+#   로그:      docker-compose logs -f
+# ###################################################################
+
+version: '3.8'
+
+x-common: &common
+  image: reg.firstgarden.co.kr/fgtools:latest
+  build:
+    context: .
+    dockerfile: Dockerfile
+  env_file:
+    - .env
+  environment:
+    - TZ=Asia/Seoul
+    - PYTHONIOENCODING=utf-8
+  restart: unless-stopped
+  networks:
+    - fgtools-network
+
+services:
+  # =================================================================
+  # Dashboard API - 대시보드 및 통계 API
+  # =================================================================
+  dashboard:
+    <<: *common
+    container_name: fgtools-dashboard
+    command: ["dashboard"]
+    ports:
+      - "5000:5000"
+    environment:
+      - FLASK_PORT=5000
+      - GUNICORN_WORKERS=2
+    volumes:
+      - ./logs:/app/logs
+      - ./data:/app/data
+      - ./conf:/app/conf:ro
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:5000/api/dashboard/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 10s
+
+  # =================================================================
+  # Weather API - 날씨 정보 API
+  # =================================================================
+  weather-api:
+    <<: *common
+    container_name: fgtools-weather
+    command: ["weather"]
+    ports:
+      - "5001:5001"
+    environment:
+      - FLASK_PORT=5001
+      - GUNICORN_WORKERS=2
+    volumes:
+      - ./logs:/app/logs
+      - ./data:/app/data
+      - ./conf:/app/conf:ro
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:5001/api/weather/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 10s
+
+  # =================================================================
+  # Webhook Server - 웹훅 수신 서버 (Notion 등)
+  # =================================================================
+  webhook:
+    <<: *common
+    container_name: fgtools-webhook
+    command: ["webhook"]
+    ports:
+      - "5002:5002"
+    environment:
+      - FLASK_PORT=5002
+      - GUNICORN_WORKERS=2
+    volumes:
+      - ./logs:/app/logs
+      - ./data:/app/data
+      - ./conf:/app/conf:ro
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:5002/webhook/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 10s
+
+networks:
+  fgtools-network:
+    driver: bridge