Feat/firecrawl data source (#5232)

Co-authored-by: Nicolas <nicolascamara29@gmail.com>
Co-authored-by: chenhe <guchenhe@gmail.com>
Co-authored-by: takatost <takatost@gmail.com>

api/controllers/console/datasets/error.py

@@ -73,6 +73,12 @@ class InvalidMetadataError(BaseHTTPException):
     code = 400
 
 
+class WebsiteCrawlError(BaseHTTPException):
+    error_code = 'crawl_failed'
+    description = "{message}"
+    code = 500
+
+
 class DatasetInUseError(BaseHTTPException):
     error_code = 'dataset_in_use'
     description = "The dataset is being used by some apps. Please remove the dataset from the apps before deleting it."