add watchtower to docker-compose and .env and gitea actions

.env.example

@@ -1,6 +1,10 @@
 # Skopíruj tento súbor ako .env a vyplň hodnoty
 # cp .env.example .env
 
+# Docker Hub
+DOCKERHUB_USERNAME=
+WATCHTOWER_TOKEN=
+
 # Databáza
 DB_SERVER=192.168.1.68
 DB_PORT=3306

.gitea/workflows/docker-build.yaml

@@ -29,3 +29,9 @@ jobs:
           tags: ${{ secrets.DOCKERHUB_USERNAME }}/calendarreminder-app:latest
           cache-from: type=registry,ref=${{ secrets.DOCKERHUB_USERNAME }}/calendarreminder-app:buildcache
           cache-to: type=registry,ref=${{ secrets.DOCKERHUB_USERNAME }}/calendarreminder-app:buildcache,mode=max
+
+      - name: Trigger Watchtower deploy
+        run: |
+          curl -sf \
+            -H "Authorization: Bearer ${{ secrets.WATCHTOWER_TOKEN }}" \
+            http://${{ secrets.TRUENAS_IP }}:8085/v1/update

docker-compose.yml

@@ -1,8 +1,13 @@
 services:
   app:
-    build: .
+    image: ${DOCKERHUB_USERNAME}/calendarreminder-app:latest
     ports:
       - "8080:8080"
+    depends_on:
+      db:
+        condition: service_healthy
+    labels:
+      - "com.centurylinklabs.watchtower.enable=true"
     environment:
       - ASPNETCORE_ENVIRONMENT=Production
       - ConnectionStrings__Default=Server=${DB_SERVER};Port=${DB_PORT};Database=${DB_NAME};User=${DB_USER};Password=${DB_PASSWORD};
@@ -32,3 +37,16 @@ services:
       timeout: 5s
       retries: 5
     restart: unless-stopped
+
+  watchtower:
+    image: containrrr/watchtower
+    ports:
+      - "8085:8080"
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+    environment:
+      - WATCHTOWER_LABEL_ENABLE=true
+      - WATCHTOWER_CLEANUP=true
+      - WATCHTOWER_HTTP_API_UPDATE=true
+      - WATCHTOWER_HTTP_API_TOKEN=${WATCHTOWER_TOKEN}
+    restart: unless-stopped