chore: upgrade to 15.20 (postgres db overlay)

Reviewed-on: https://git.coopcloud.tech/coop-cloud/gitea/pulls/48

compose.postgres.yml

@@ -10,7 +10,7 @@ services:
     secrets:
       - db_password
   db:
-    image: postgres:15.19
+    image: postgres:15.20
     deploy:
       labels:
         backupbot.backup.pre-hook: "/pg_backup.sh backup"

compose.yml

@@ -3,7 +3,7 @@ version: "3.8"
 
 services:
   app:
-    image: "gitea/gitea:28.2.0-rootless"
+    image: "gitea/gitea:28.3.0-rootless"
     configs:
       - source: app_ini
         target: /etc/gitea/app.ini
@@ -87,7 +87,7 @@ services:
         - "traefik.http.middlewares.${STACK_NAME}_cors.headers.accesscontrolalloworiginlist=https://${GITEA_CORS_ALLOW_DOMAIN}"
         - "traefik.http.middlewares.${STACK_NAME}_cors.headers.accesscontrolmaxage=100"
         - "traefik.http.middlewares.${STACK_NAME}_cors.headers.addvaryheader=true"
-        - coop-cloud.${STACK_NAME}.version=3.6.10+28.2.0-rootless
+        - coop-cloud.${STACK_NAME}.version=3.6.11+28.3.0-rootless
 
 
 networks:

renovate.json

@@ -0,0 +1,6 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:recommended"
+  ]
+}