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

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

src/editor_app/deps.py

@@ -1,7 +1,6 @@
 from __future__ import annotations
 
 import os
-import re
 from pathlib import Path
 
 from fastapi import Cookie, Depends, Header, HTTPException, Query
@@ -11,6 +10,7 @@ from editor_app.db.session import get_db
 from editor_app.db.models import User
 from editor_app import config
 from editor_app.services import accounts
+from editor_app.services import user_workspace
 
 
 def api_key_valid(authorization: str | None) -> bool:
@@ -66,13 +66,8 @@ async def require_superuser(
     return user
 
 
-def _safe_workspace_leaf(user: User) -> str:
-    base = re.sub(r"[^a-zA-Z0-9._-]+", "-", user.username).strip("-").lower() or "user"
-    return f"{base}-{user.id}"
-
-
 def _seed_user_workspace(user_root: Path) -> None:
-    (user_root / "code").mkdir(parents=True, exist_ok=True)
+    user_workspace.ensure_default_code_main(user_root)
 
 
 async def get_workspace_root(
@@ -91,6 +86,6 @@ async def get_workspace_root(
         if lookup is None:
             raise HTTPException(status_code=404, detail="Workspace user not found")
         target_user = lookup
-    user_root = root / "users" / _safe_workspace_leaf(target_user)
+    user_root = user_workspace.user_workspace_root(target_user.id, target_user.username, workspace_root=root)
     _seed_user_workspace(user_root)
     return user_root