同步上游v0.1.74并禁用更新模块显示和后台检查

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/src/components/common/VersionBadge.vue

@@ -375,8 +375,8 @@ const updateError = ref('')
 const updateSuccess = ref(false)
 const restartCountdown = ref(0)
 
-// Only show update check for release builds (binary/docker deployment)
-const isReleaseBuild = computed(() => buildType.value === 'release')
+// Disable update module - always treat as source build
+const isReleaseBuild = computed(() => false)
 
 function toggleDropdown() {
   dropdownOpen.value = !dropdownOpen.value

frontend/src/stores/app.ts

@@ -255,10 +255,10 @@ export const useAppStore = defineStore('app', () => {
     try {
       const data = await checkUpdatesAPI(force)
       currentVersion.value = data.current_version
-      latestVersion.value = data.latest_version
-      hasUpdate.value = data.has_update
-      buildType.value = data.build_type || 'source'
-      releaseInfo.value = data.release_info || null
+      latestVersion.value = data.current_version
+      hasUpdate.value = false
+      buildType.value = 'source'
+      releaseInfo.value = null
       versionLoaded.value = true
       return data
     } catch (error) {