chore: add Drone CI/CD, docker-compose, deploy script and update Dockerfile to Java 21

docker-compose.yml

@@ -0,0 +1,32 @@
+version: '3.8'
+
+services:
+  app:
+    image: 192.168.31.253/yescent/par:latest
+    container_name: par-server
+    restart: unless-stopped
+    ports:
+      - "${APP_PORT:-9012}:8080"
+    volumes:
+      - ${DATA_ROOT:-./data}/static/configs:/app/static/configs
+      - ${DATA_ROOT:-./data}/static/admin:/app/static/admin
+      - ${LOG_ROOT:-./logs}:/app/logs
+    environment:
+      TZ: "Asia/Shanghai"
+      JAVA_OPTS: "-Xms256m -Xmx512m"
+      MYSQL_HOST: "${MYSQL_HOST:-host.docker.internal}"
+      MYSQL_PORT: "${MYSQL_PORT:-3306}"
+      MYSQL_DB: "${MYSQL_DB:-par_registry}"
+      MYSQL_USER: "${MYSQL_USER:-root}"
+      MYSQL_PASSWORD: "${MYSQL_PASSWORD:-root}"
+      HMAC_SECRET: "${HMAC_SECRET:-}"
+      PAR_STATIC_PATH: "/app/static"
+      PAR_ADMIN_PATH: "/app/static/admin"
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
+    healthcheck:
+      test: ["CMD", "wget", "-qO-", "http://localhost:8080/health"]
+      interval: 30s
+      timeout: 5s
+      retries: 3
+      start_period: 60s