Add try/except fallback in _extract_image for vision LLM failures

surfsense_backend/app/etl_pipeline/etl_pipeline_service.py

@@ -57,6 +57,7 @@ class EtlPipelineService:
 
     async def _extract_image(self, request: EtlRequest) -> EtlResult:
         if self._vision_llm:
+            try:
                 from app.etl_pipeline.parsers.vision_llm import parse_with_vision_llm
 
                 content = await parse_with_vision_llm(
@@ -67,6 +68,12 @@ class EtlPipelineService:
                     etl_service="VISION_LLM",
                     content_type="image",
                 )
+            except Exception:
+                logging.warning(
+                    "Vision LLM failed for %s, falling back to document parser",
+                    request.filename,
+                    exc_info=True,
+                )
 
         logging.info(
             "No vision LLM provided, falling back to document parser for %s",