Persist Gitea config and skip install wizard

Add gitea_config volume for /etc/gitea so app.ini survives restarts.
Set INSTALL_LOCK=true to skip the setup wizard since all config is
provided via environment variables.

Made-with: Cursor

docker/ss-atlas/templates/stack-template.yml

@@ -35,8 +35,10 @@ services:
       GITEA__server__DOMAIN: "{{.Subdomain}}.{{.Domain}}"
       GITEA__server__ROOT_URL: "https://{{.Subdomain}}.{{.Domain}}"
       GITEA__server__HTTP_PORT: "3000"
+      GITEA__security__INSTALL_LOCK: "true"
     volumes:
       - gitea_data:/var/lib/gitea
+      - gitea_config:/etc/gitea
     networks:
       - traefik_net
       - backend
@@ -78,5 +80,7 @@ networks:
 volumes:
   gitea_data:
     driver: local
+  gitea_config:
+    driver: local
   db_data:
     driver: local