feat: Add desktop Open In button (#350)

* feat: add OpenInAppButton and macOS path opener

* feat: filter installed apps on macOS and use in OpenInAppButton

* feat: fetch and display macOS app icons in OpenInAppButton

* feat(desktop): cache and fetch installed macOS apps

* feat: add force refresh and retry for installed apps

* feat(OpenInAppButton): add Copy Path action in dropdown header

* feat: enhance caching mechanism for apps discovery

---------

Co-authored-by: Bohdan Triapitsyn <artmore@protonmail.com>

packages/ui/src/lib/persistence.ts

@@ -71,6 +71,11 @@ const persistToLocalStorage = (settings: DesktopSettings) => {
   if (typeof settings.filesViewShowGitignored === 'boolean') {
     localStorage.setItem('filesViewShowGitignored', settings.filesViewShowGitignored ? 'true' : 'false');
   }
+  if (typeof settings.openInAppId === 'string' && settings.openInAppId.length > 0) {
+    localStorage.setItem('openInAppId', settings.openInAppId);
+  } else {
+    localStorage.removeItem('openInAppId');
+  }
 };
 
 type PersistApi = {
@@ -471,6 +476,9 @@ const sanitizeWebSettings = (payload: unknown): DesktopSettings | null => {
   if (typeof candidate.filesViewShowGitignored === 'boolean') {
     result.filesViewShowGitignored = candidate.filesViewShowGitignored;
   }
+  if (typeof candidate.openInAppId === 'string' && candidate.openInAppId.length > 0) {
+    result.openInAppId = candidate.openInAppId;
+  }
 
   if (typeof candidate.memoryLimitHistorical === 'number' && Number.isFinite(candidate.memoryLimitHistorical)) {
     result.memoryLimitHistorical = candidate.memoryLimitHistorical;