Revert "Reduce gemini partial batch noise"

This reverts commit 3be797131a.

backend/services/ranker.go

@@ -198,6 +198,14 @@ func EvaluateAllCandidatesWithGeminiWithDeadline(service *GeminiService, query s
 					seen[item.Link] = true
 					merged = append(merged, item)
 				}
+				if len(hardErrs) > 0 {
+					stats.Failed++
+					for _, recoveredErr := range hardErrs {
+						if len(stats.Errors) < 5 {
+							stats.Errors = append(stats.Errors, recoveredErr)
+						}
+					}
+				}
 				continue
 			}
 			if len(hardErrs) == 0 {