+ add error pages

web_app/__init__.py

@@ -7,7 +7,9 @@ def create_app(config_class=Config):
     app.config.from_object(config_class)
 
     from web_app.main.routes import main
-
+    from web_app.errors.handlers import errors
+    
     app.register_blueprint(main)
+    app.register_blueprint(errors)
 
     return app