fix: Dashboard plugin detection with pnpm

packages/dashboard/vite/utils/plugin-discovery.ts

@@ -420,8 +420,9 @@ export async function findVendurePluginFiles({
     const globStart = Date.now();
     const files = await glob(patterns, {
         ignore: [
-            // Standard test & doc files
-            '**/node_modules/**/node_modules/**',
+            // Skip nested node_modules (transitive deps) but not .pnpm directory.
+            // [!.] ensures .pnpm paths are kept since pnpm stores all packages there.
+            '**/node_modules/[!.]*/**/node_modules/**',
             '**/*.spec.js',
             '**/*.test.js',
         ],