improved backend

backend/db_init.py

@@ -31,7 +31,7 @@ class DatabaseInitializer:
             atexit.register(self._cleanup_temp_db)
             logger.info(f"Using temporary database: {self.db_path}")
         else:
-            self.db_path = os.getenv("DATABASE_PATH", "/tmp/ai_tutor.db")
+            self.db_path = os.getenv("DATABASE_PATH", "/app/ai_tutor.db")
 
         self.schema_path = self._find_schema_file()
 

backend/main.py

@@ -45,10 +45,6 @@ async def startup_event():
     # Initialize database with health checks
     init_result = await db_initializer.initialize_database()
     
-    # Set the db_path for all db instances from the initializer
-    db.db_path = db_initializer.db_path
-    api_cache.db_path = db_initializer.db_path
-    
     if init_result["success"]:
         logging.info(f"Database initialization successful: {init_result['action_taken']}")