Refactor Docker Compose examples and documentation

- Updated README.md to include new example files for minimal and production configurations with detailed instructions.
- Added compose.production-alt.example.yml for an annotated production setup.
- Introduced new example files: compose.minimal.example.yml, compose.production.example.yml, nginx.example.conf, and traefik.example.yml for better clarity and usability.
- Removed outdated configuration files and consolidated documentation for OCR language support.
- Adjusted Nginx and Traefik configurations to reflect best practices and added necessary comments for user guidance.
- Minor formatting and consistency improvements across documentation files.

docs/範例配置/生產環境配置.yml

@@ -1,46 +0,0 @@
-# ConvertX-CN 生產環境配置
-# 適用於：正式部署
-
-services:
-  convertx:
-    image: convertx/convertx-cn:latest
-    container_name: convertx-cn
-    restart: unless-stopped
-    ports:
-      - "127.0.0.1:3000:3000" # 只允許本機存取，透過反向代理對外
-    volumes:
-      - ./data:/app/data
-    environment:
-      # 必填：登入驗證金鑰（至少 32 字元）
-      - JWT_SECRET=${JWT_SECRET:?請設定 JWT_SECRET}
-
-      # 時區
-      - TZ=Asia/Taipei
-
-      # 安全性設定
-      - HTTP_ALLOWED=false # 禁止 HTTP（使用 HTTPS）
-      - TRUST_PROXY=true # 信任反向代理
-      - ACCOUNT_REGISTRATION=false # 關閉公開註冊
-
-      # 清理設定
-      - AUTO_DELETE_EVERY_N_HOURS=24
-
-    deploy:
-      resources:
-        limits:
-          memory: 4G
-        reservations:
-          memory: 2G
-
-    healthcheck:
-      test: ["CMD", "curl", "-f", "http://localhost:3000/healthcheck"]
-      interval: 30s
-      timeout: 10s
-      retries: 3
-      start_period: 60s
-
-    logging:
-      driver: json-file
-      options:
-        max-size: "10m"
-        max-file: "3"