fix(postiz,ente,lobehub): address testing feedback

- postiz: add postiz-rebuild helper for env changes & social provider setup
- ente: rewrite ente-setup Step 4 to use direct SQL instead of flaky CLI
- ente: improve ente-upgrade-subscription to bypass interactive prompts
- lobehub: replace broken ParadeDB APT repo (402) with GitHub release .deb

json/postiz.json

@@ -37,7 +37,7 @@
             "type": "warning"
         },
         {
-            "text": "NEXT_PUBLIC_* variables are baked at build time. If you change the IP/URL, rebuild with: cd /opt/postiz && pnpm run build",
+            "text": "NEXT_PUBLIC_* variables are baked at build time. If you change the IP/URL or add social provider keys, rebuild with: postiz-rebuild",
             "type": "info"
         }
     ]