chore: 增加 Docker 单容器部署

生产用 Dockerfile + compose 嵌入前端二进制，run.sh docker 一键构建启动。

Co-authored-by: Cursor <cursoragent@cursor.com>

docker-compose.yml

@@ -0,0 +1,36 @@
+# opsx-licence Docker 部署（单容器：管理后台 + /api）
+# 用法:
+#   cp .env.example .env   # 填 JWT / Waffo
+#   docker compose up -d --build
+#   # 或旧版: docker-compose up -d --build
+# 署名 Logan.Li
+
+services:
+  opsx-licence:
+    image: opsx-licence:${VERSION:-latest}
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: opsx-licence
+    restart: unless-stopped
+    ports:
+      - "${HOST_PORT:-9001}:9001"
+    env_file:
+      - .env
+    environment:
+      TZ: Asia/Shanghai
+      PORT: "9001"
+      GIN_MODE: ${GIN_MODE:-release}
+      DB_DRIVER: sqlite
+      DB_NAME: /data/db.sqlite3
+    volumes:
+      - licence_data:/data
+    healthcheck:
+      test: ["CMD", "curl", "-fsS", "http://127.0.0.1:9001/health"]
+      interval: 15s
+      timeout: 3s
+      retries: 5
+      start_period: 15s
+
+volumes:
+  licence_data: