add drone scrape config to prometheus

docker-compose.yml

@@ -75,6 +75,8 @@ services:
       - '--web.console.libraries=/etc/prometheus/console_libraries'
       - '--web.console.templates=/etc/prometheus/consoles'
       - '--web.enable-lifecycle'
+    environment:
+      DRONE_API_KEY: ${DRONE_API_KEY}
     networks:
       - traefik-public
     user: '0'

prometheus.yaml

@@ -7,6 +7,14 @@ scrape_configs:
     static_configs:
       - targets:
         - "traefik:8080"
+  - job_name: 'drone'
+    metrics_path: /metrics
+    static_configs:
+      - targets:
+        - "drone:80"
+    authorization:
+      type: Bearer
+      credentials: '${DRONE_API_KEY}'
   #  - job_name: node_exporter
   #    static_configs:
   #      - targets: