Add watchtower.

watchtower/docker-compose.yaml

@@ -0,0 +1,19 @@
+---
+version: '3.9'
+
+services:
+    watchtower:
+        image: containrrr/watchtower
+        restart: unless-stopped
+        volumes:
+            - /var/run/docker.sock:/var/run/docker.sock
+            - /etc/timezone:/etc/timezone:ro
+        env_file:
+            - /srv/secrets/watchtower/docker-compose.env # for: WATCHTOWER_NOTIFICATION_URL (format: "telegram://<API_KEY>@telegram?chats=<CHAT_ID>")
+            # chat id: https://api.telegram.org/botXXX:YYYYY/getUpdates (replace the XXX: YYYYY with your BOT HTTP API Token
+        environment:
+            WATCHTOWER_CLEANUP: 1
+            WATCHTOWER_INCLUDE_RESTARTING: 1
+            WATCHTOWER_NOTIFICATIONS: shoutrrr
+            WATCHTOWER_NOTIFICATIONS_HOSTNAME: golem.linux.it
+            # WATCHTOWER_NOTIFICATION_TEMPLATE: "{{range .}}{{.Time.Format \"2006-01-02 15:04:05\"}} ({{.Level}}): {{.Message}}{{println}}{{end}}"