Rebuild: fresh AdonisJS 7 API app on Postgres

The rebuild branch starts over (REBUILD.md): the API starter kit, with
Postgres instead of SQLite (its own database, DB_SEARCH_PATH for a
shared one in development) and the #lib alias. Phase 1's code is
imported from the current app module by module.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

config/app.ts

@@ -32,6 +32,10 @@ export const http = defineConfig({
    */
   useAsyncLocalStorage: false,
 
+  router: {
+    matcher: 'tree',
+  },
+
   /**
    * Redirect configuration controls the behavior of
    * response.redirect().back() and query string forwarding.