Upgrade Listmonk to v5.0.0 (#112)

* Update Listmonk to version 5.0.0

Also move environment variables to Dokploy's environment management.

* Refactor Listmonk upgrade to v5.0.0

Move unused env variables back to compose file. Remove unnecessary setup container.

blueprints/listmonk/docker-compose.yml

@@ -3,42 +3,40 @@ services:
     image: postgres:17-alpine
     ports:
       - 5432
-
     environment:
-      - POSTGRES_PASSWORD=listmonk
       - POSTGRES_USER=listmonk
+      - POSTGRES_PASSWORD=listmonk
       - POSTGRES_DB=listmonk
     restart: unless-stopped
     healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U listmonk"]
+      test: [ "CMD-SHELL", "pg_isready -U listmonk" ]
       interval: 10s
       timeout: 5s
       retries: 6
     volumes:
       - listmonk-data:/var/lib/postgresql/data
 
-  setup:
-    image: listmonk/listmonk:v4.1.0
-
-    volumes:
-      - ../files/config.toml:/listmonk/config.toml
-    depends_on:
-      - db
-    command:
-      [
-        sh,
-        -c,
-        "sleep 3 && ./listmonk --install --idempotent --yes --config config.toml",
-      ]
-
   app:
     restart: unless-stopped
-    image: listmonk/listmonk:v4.1.0
+    image: listmonk/listmonk:v5.0.0
     environment:
+      - LISTMONK_app__address=0.0.0.0:9000
+      - LISTMONK_db__user=listmonk
+      - LISTMONK_db__password=listmonk
+      - LISTMONK_db__database=listmonk
+      - LISTMONK_db__host=db
+      - LISTMONK_db__port=5432
+      - LISTMONK_db__ssl_mode=disable
+      - LISTMONK_db__max_open=25
+      - LISTMONK_db__max_idle=25
+      - LISTMONK_db__max_lifetime=300s
       - TZ=Etc/UTC
     depends_on:
       - db
-      - setup
+    command: [ sh, -c, "./listmonk --install --idempotent --yes --config '' && ./listmonk --upgrade --yes --config '' && ./listmonk --config ''" ]
+      # --config (file) param is set to empty so that listmonk only uses the env vars (below) for config.
+      # --install --idempotent ensures that DB installation happens only once on an empty DB, on the first ever start.
+      # --upgrade automatically runs any DB migrations when a new image is pulled.
     volumes:
       - ../files/config.toml:/listmonk/config.toml
       - listmonk-uploads:/listmonk/uploads

blueprints/listmonk/template.toml

@@ -25,5 +25,5 @@ max_open = 25
 max_idle = 25
 max_lifetime = "300s"
 
-params = "" 
+params = ""
 """