Introduce drone to create build pipelines.

drone/.env

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+DB_USER=drone
+DB_NAME=drone
+DB_PASS=zTzCTAC4u8o3*n!D6bNSLF4PYpaBNy
+

drone/docker-compose.yaml

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+version: "3.9"
+
+volumes:
+  drone:
+    name: drone
+  drone-db:
+    name: drone-db
+
+networks:
+  proxy:
+    external: true
+  drone:
+    name: drone
+    external: false
+
+services:
+  drone:
+    image: drone/drone:2
+    container_name: drone
+    hostname: drone
+    environment:
+      DRONE_GITEA_SERVER: https://cs-git.ddnss.de
+      DRONE_GITEA_CLIENT_ID: a18b7e7b-b1fa-4f1a-8a48-18e50fbc1b41
+      DRONE_GITEA_CLIENT_SECRET: jfyIpOz4E2uk3V1PcgBK9bHTMQtjbJmUvVJi5cRJex1T
+      DRONE_RPC_SECRET: 3800abd1e957cc5aa82c584e0b3201a7
+      DRONE_SERVER_HOST: drone.lan
+      DRONE_SERVER_PROTO: http
+      DRONE_DATABASE_DRIVER: postgres
+      DRONE_DATABASE_DATASOURCE: postgres://${DB_USER}:${DB_PASS}@drone-db:5432/${DB_NAME}?sslmode=disable
+    restart: unless-stopped
+    depends_on:
+      - drone-db
+    volumes:
+      - drone:/data
+    networks:
+      - proxy
+      - drone
+    labels:
+      - "traefik.enable=true"
+      - "traefik.http.routers.drone.entrypoints=web"
+      - "traefik.http.routers.drone.rule=Host(`drone.lan`)"
+      - "traefik.http.services.drone.loadbalancer.server.port=80"
+
+  drone-db:
+    image: postgres:14-alpine
+    container_name: drone-db
+    hostname: drone-db
+    restart: unless-stopped
+    volumes:
+      - drone-db:/var/lib/postgresql/data
+    networks:
+      - drone
+    environment:
+      POSTGRES_PASSWORD: ${DB_PASS}
+      POSTGRES_USER: ${DB_USER}
+      POSTGRES_DB: ${DB_NAME}
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U $DB_USER"]
+
+  drone-runner:
+    image: drone/drone-runner-docker:1
+    container_name: drone-runner
+    hostname: drone-runner
+    environment:
+      DRONE_RPC_PROTO: http
+      DRONE_RPC_HOST: drone.lan
+      DRONE_RPC_SECRET: 3800abd1e957cc5aa82c584e0b3201a7
+      DRONE_RUNNER_CAPACITY: 2
+      DRONE_RUNNER_NAME: drone-runner
+    restart: always
+    depends_on:
+      - drone
+    networks:
+      - drone
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+    ports:
+      - "3000:3000"