fix indendation

rag_routerv2.py

@@ -50,7 +50,7 @@ def init_db():
            created_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP
        )
    ''')
-    db.execute('''
+   db.execute('''
         CREATE TABLE IF NOT EXISTS table_files (
             id INTEGER PRIMARY KEY,
             table_id TEXT NOT NULL,
@@ -59,8 +59,8 @@ def init_db():
             FOREIGN KEY (table_id) REFERENCES tables (table_id),
             UNIQUE(table_id, filename)
         )
-    ''')
-    db.commit()
+   ''')
+   db.commit()
 
 # Pydantic models
 class CreateTableResponse(BaseModel):