fix(scripts): import installPluginFromDirectory from plugin-store

The helper is exported from plugin-store, not plugin-install.

Co-authored-by: Cursor <cursoragent@cursor.com>

packages/server/src/api/scripts.js

@@ -14,10 +14,10 @@ import {
   resolveScriptRef,
   uninstallPlugin,
   createBlankPlugin,
+  installPluginFromDirectory,
 } from "../../plugin-store.js";
 import {
   installExamplePlugin,
-  installPluginFromDirectory,
   installPluginFromGit,
   installPluginFromZipBuffer,
 } from "../../plugin-install.js";