feat: harden plugin api for separate repos, signed updates and generic external login

tsconfig.json

@@ -8,10 +8,7 @@
       "path": "./tsconfig.node.json"
     },
     {
-      "path": "./tsconfig.plugins.backend.json"
-    },
-    {
-      "path": "./tsconfig.plugins.frontend.json"
+      "path": "./tsconfig.plugins.json"
     }
   ],
   "compilerOptions": {