feat(studio): add auth-specific paths and integrate auth database location

studio/backend/auth/storage.py

@@ -7,10 +7,11 @@ SQLite storage for authentication data (user credentials + JWT secret).
 import hashlib
 import sqlite3
 from datetime import datetime, timezone
-from pathlib import Path
 from typing import Optional, Tuple
 
-DB_PATH = Path(__file__).parent / "auth.db"
+from utils.paths import auth_db_path, ensure_dir
+
+DB_PATH = auth_db_path()
 
 
 def _hash_token(token: str) -> str:
@@ -20,6 +21,7 @@ def _hash_token(token: str) -> str:
 
 def get_connection() -> sqlite3.Connection:
     """Get a connection to the auth database, creating tables if needed."""
+    ensure_dir(DB_PATH.parent)
     conn = sqlite3.connect(DB_PATH)
     conn.row_factory = sqlite3.Row
     conn.execute(
@@ -256,4 +258,3 @@ def revoke_user_refresh_tokens(username: str) -> None:
         conn.commit()
     finally:
         conn.close()
-

studio/backend/utils/paths/__init__.py

@@ -13,6 +13,8 @@ from .storage_roots import (
     recipe_datasets_root,
     outputs_root,
     exports_root,
+    auth_root,
+    auth_db_path,
     tmp_root,
     seed_uploads_root,
     unstructured_seed_cache_root,
@@ -38,6 +40,8 @@ __all__ = [
     'recipe_datasets_root',
     'outputs_root',
     'exports_root',
+    'auth_root',
+    'auth_db_path',
     'tmp_root',
     'seed_uploads_root',
     'unstructured_seed_cache_root',

studio/backend/utils/paths/storage_roots.py

@@ -32,6 +32,14 @@ def exports_root() -> Path:
     return studio_root() / "exports"
 
 
+def auth_root() -> Path:
+    return studio_root() / "auth"
+
+
+def auth_db_path() -> Path:
+    return auth_root() / "auth.db"
+
+
 def tmp_root() -> Path:
     return Path(tempfile.gettempdir()) / "unsloth-studio"