minor fixes

lib/widgets/common/action_mixins/feedback.dart

@@ -193,7 +193,7 @@ class _ReportOverlayState<T> extends State<ReportOverlay<T>> with SingleTickerPr
         builder: (context, snapshot) {
           final processedCount = processed.length.toDouble();
           final total = widget.itemCount;
-          final percent = min(1.0, processedCount / total);
+          final percent = total != 0 ? min(1.0, processedCount / total) : 1.0;
           return FadeTransition(
             opacity: _animation,
             child: Stack(

lib/widgets/filter_grids/common/covered_filter_chip.dart

@@ -129,22 +129,29 @@ class CoveredFilterChip<T extends CollectionFilter> extends StatelessWidget {
             );
           },
           child: entry == null
-              ? FutureBuilder<Color>(
+              ? StreamBuilder<Set<CollectionFilter>?>(
+                  stream: covers.colorChangeStream.where((event) => event == null || event.contains(filter)),
+                  builder: (context, snapshot) {
+                    return FutureBuilder<Color>(
                       future: filter.color(context),
                       builder: (context, snapshot) {
+                        final color = snapshot.data;
+                        const neutral = Colors.white;
                         return Container(
                           decoration: BoxDecoration(
                             gradient: LinearGradient(
                               begin: Alignment.topLeft,
                               end: Alignment.bottomRight,
                               colors: [
-                            Colors.white,
+                                neutral,
-                            snapshot.data ?? Colors.white,
+                                color ?? neutral,
                               ],
                             ),
                           ),
                         );
                       },
+                    );
+                  },
                 )
               : ThumbnailImage(
                   entry: entry,