Default per-user main.py; invite-only by default

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

src/static/script.js

@@ -89,7 +89,11 @@ class TextEditor {
     this.updateWorkspaceBanner();
     this.prewarmPyWorker();
     this.fetchViewerRole()
-      .finally(() => this.loadInitialDirectoryState().then(() => this.restoreSessionTabs()));
+      .finally(() =>
+        this.loadInitialDirectoryState().then(() =>
+          this.restoreSessionTabs().then(() => this.ensureDefaultMainOpen())
+        )
+      );
   }
 
   async fetchViewerRole() {
@@ -308,6 +312,13 @@ class TextEditor {
     this.saveSessionState();
   }
 
+  async ensureDefaultMainOpen() {
+    if (this.openTabs.length > 0) {
+      return;
+    }
+    await this.openFile('code/main.py');
+  }
+
   async restoreExplorerState(session) {
     const expanded = Array.isArray(session.expandedDirs)
       ? session.expandedDirs.filter((path) => typeof path === 'string')