feat: add SPK share link support and optimize category count calculation

- add SPK share button in app detail pages and support parsing SPK links in search box
- fix category total count to exclude the all entry
- remove redundant count badge from sidebar tabs
- rewrite category count calculation with proper filtering of all entry
- update search category count logic to use base apps for all tab count

src/components/AppSidebar.vue

@@ -96,11 +96,6 @@
           <i v-else class="fas fa-folder"></i>
         </span>
         <span class="sidebar-tab-label">{{ entry.name }}</span>
-        <span
-          v-if="entryCounts[entry.id]"
-          class="ml-auto rounded-full bg-slate-100 px-2 py-0.5 text-xs font-semibold text-slate-500 dark:bg-slate-800/70 dark:text-slate-300"
-          >{{ entryCounts[entry.id] }}</span
-        >
       </button>
     </div>