fix: add missing api/index.ts and appData.location for BBB integration

- Created api/index.ts to export add handler (fixes server import)
- Added appData.location to _metadata.ts so BBB appears in Location dropdown
- Added email and dirName fields matching other conferencing apps pattern

Author: chaudl113

packages/app-store/bigbluebutton/_metadata.ts

@@ -14,4 +14,13 @@ export const metadata = {
   slug: "bigbluebutton",
   title: "BigBlueButton",
   isGlobal: false,
+  email: "support@bigbluebutton.org",
+  appData: {
+    location: {
+      linkType: "dynamic",
+      type: "integrations:bigbluebutton_video",
+      label: "BigBlueButton",
+    },
+  },
+  dirName: "bigbluebutton",
 } as AppMeta;

packages/app-store/bigbluebutton/api/index.ts

@@ -0,0 +1 @@
+export { default as add } from "./add";