UI changes and bugfixes (#14669)

* Home/End buttons for search input and max 8 search columns

* Fix lifecycle label

* remove video tab if tracked object has no clip

* hide object lifecycle if there is no clip

* add test for filter value to ensure only fully numeric values are set as numbers

web/src/views/search/SearchView.tsx

@@ -83,6 +83,8 @@ export default function SearchView({
       "sm:grid-cols-4": columns === 4,
       "sm:grid-cols-5": columns === 5,
       "sm:grid-cols-6": columns === 6,
+      "sm:grid-cols-7": columns === 7,
+      "sm:grid-cols-8": columns === 8,
     },
   );