fix(launcher): close menu when opening an app

public/addons.js

@@ -80,8 +80,14 @@
   document.head.append(style);
   function polishSystemChrome() {
     document.querySelector('#desktop')?.removeAttribute('title');
-    document.querySelectorAll('.systemline').forEach(node => { node.textContent = node.textContent.replace(/LIFE OS v0\.1/g, `LIFE OS v${APP_VERSION}`); });
-    document.querySelectorAll('#content-system .settings section:last-child p').forEach(node => { node.innerHTML = node.innerHTML.replace(/Version 0\.1/g, `Version ${APP_VERSION}`).replace(/版本 0\.1/g, `版本 ${APP_VERSION}`); });
+    document.querySelectorAll('.systemline').forEach(node => {
+      const next = node.textContent.replace(/LIFE OS v0\.1/g, `LIFE OS v${APP_VERSION}`);
+      if (next !== node.textContent) node.textContent = next;
+    });
+    document.querySelectorAll('#content-system .settings section:last-child p').forEach(node => {
+      const next = node.innerHTML.replace(/Version 0\.1/g, `Version ${APP_VERSION}`).replace(/版本 0\.1/g, `版本 ${APP_VERSION}`);
+      if (next !== node.innerHTML) node.innerHTML = next;
+    });
   }
   function exportData() {
     const data = { app: 'Life OS', version: APP_VERSION, schemaVersion: 1, exportedAt: new Date().toISOString(), profile: profile(), memories: mems(), museum: museum(), settings: settings() };
@@ -95,6 +101,9 @@
   wireLanguageControl();
   polishSystemChrome();
   document.addEventListener('click', e => { if (e.target.closest('#content-today .primary')) clearDraftAfterSave(); });
+  document.addEventListener('click', e => {
+    if (e.target.closest('.launchitem')) document.querySelector('#launcher')?.classList.add('hidden');
+  });
   document.addEventListener('keydown', e => {
     const mod = e.ctrlKey || e.metaKey;
     if (mod && e.key.toLowerCase() === 'k') { e.preventDefault(); toggleLauncher(); }