fix: deduplicate toolbox count fallback

client/src/components/Panels/ToolBox.vue

@@ -17,6 +17,7 @@ import {
     buildToolEntries,
     buildToolLabel,
     buildToolSection,
+    countUniqueToolsInList,
     countUniqueToolsInPanel,
     FAVORITES_KEYS,
     filterPanelByToolIds,
@@ -180,6 +181,8 @@ const defaultSectionsById = computed<Record<string, ToolPanelItem> | null>(() =>
     return Object.keys(validSections).length > 0 ? validSections : null;
 });
 
+const myToolsDefaultSectionsById = computed(() => defaultSectionsById.value || localSectionsById.value);
+
 // Use composable for favorites and recent tools — we only need the bits that
 // drive the search-results split (favorites get their own section in mixed
 // results). The full My-Tools landing state lives inside `MyToolsLanding.vue`.
@@ -189,7 +192,10 @@ const { favoritesCollapsed, favoriteToolIdSet, recentToolIdsToShowSet } = useToo
 const { favoriteResults, nonFavoriteResults, hasMixedResults } = useFavoriteSearchResults(results, favoriteToolIdSet);
 
 const toolsCount = computed(() =>
-    countUniqueToolsInPanel(defaultSectionsById.value || localSectionsById.value, toolsList.value.length),
+    countUniqueToolsInPanel(
+        defaultSectionsById.value || localSectionsById.value,
+        countUniqueToolsInList(toolsList.value),
+    ),
 );
 
 const resultsSet = computed(() => new Set(results.value));
@@ -436,7 +442,7 @@ function onLabelToggle(labelId: string) {
                 <MyToolsLanding
                     v-if="showMyToolsLanding"
                     :local-tools-by-id="localToolsById"
-                    :default-sections-by-id="defaultSectionsById"
+                    :default-sections-by-id="myToolsDefaultSectionsById"
                     :local-sections-by-id="localSectionsById"
                     :tools-count="toolsCount"
                     @onClick="onToolClick"