removed 'source' link from image results & fixed dynamic scrolling on image page

cache-images.go

@@ -273,6 +273,7 @@ func handleImageServe(w http.ResponseWriter, r *http.Request) {
 	resp, err := http.Get(imageURL)
 	if err != nil {
 		printWarn("Error fetching image: %v", err)
+		recordInvalidImageID(imageID)
 		serveMissingImage(w, r)
 		return
 	}
@@ -311,7 +312,18 @@ func handleImageStatus(w http.ResponseWriter, r *http.Request) {
 			continue
 		}
 
-		// Check for cached full or thumbnail images
+		// Check if the image ID is marked as invalid
+		invalidImageIDsMu.Lock()
+		_, isInvalid := invalidImageIDs[id]
+		invalidImageIDsMu.Unlock()
+
+		if isInvalid {
+			// Image is invalid; inform the frontend by setting the missing image URL
+			statusMap[id] = "/static/images/missing.svg"
+			continue
+		}
+
+		// Existing code to check for cached images
 		extensions := []string{"webp", "svg"} // Extensions without leading dots
 		imageReady := false
 
@@ -341,15 +353,13 @@ func handleImageStatus(w http.ResponseWriter, r *http.Request) {
 			}
 		}
 
-		// If neither is ready
+		// If neither is ready and image is not invalid
 		if !imageReady {
 			if !config.DriveCacheEnabled {
 				// Hard cache is disabled; use the proxy URL
 				statusMap[id] = fmt.Sprintf("/image/%s_thumb", id)
-			} else {
-				// Hard cache is enabled; image is not yet cached
-				// Do not set statusMap[id]; the frontend will keep checking
 			}
+			// Else, do not set statusMap[id]; the frontend will keep checking
 		}
 	}