fix: allow re-scan for paused files

- Added Rescan button for paused files in context menu
- Re-scan now removes file from paused set
- Paused files can be re-scanned directly without resuming first

src/views/LibraryView.vue

@@ -294,6 +294,7 @@
       <button v-if="!ctxMenuFile?.isRegistered" class="ms-ctx-item" @click="ctxRegister(ctxMenuFile)">📥 {{ t('library.context.register_file') }}</button>
       <button v-if="ctxMenuFile?.isRegistered && ctxMenuFile?.status !== 'completed' && ctxMenuFile?.status !== 'paused'" class="ms-ctx-item" @click="ctxProcess(ctxMenuFile)">🔍 {{ t('library.confirm.title_process') }}</button>
       <button v-if="ctxMenuFile?.isRegistered && ctxMenuFile?.status === 'completed'" class="ms-ctx-item" @click="ctxReprocess(ctxMenuFile)">🔄 {{ t('library.confirm.title_rescan') }}</button>
+      <button v-if="ctxMenuFile?.status === 'paused'" class="ms-ctx-item" @click="ctxReprocess(ctxMenuFile)">🔄 {{ t('library.confirm.title_rescan') }}</button>
 
       <!-- Pause / Resume -->
       <button v-if="ctxMenuFile?.status === 'scanning'"
@@ -2227,6 +2228,8 @@ async function doReprocess(f: any) {
     if (result.success) {
       file.status = 'scanning'
       fileStatusCache.value[file.file_uuid] = 'scanning'
+      // Remove from paused set
+      pausedFileUuids.value = new Set([...pausedFileUuids.value].filter(uuid => uuid !== file.file_uuid))
       actionMsg.value = '✅ Deep scan started'
       await syncFileStatus(file.file_uuid)
     } else {