notes: done 状态也能 ↻ 重跑；有 transcript 自动跳过 ASR 只重跑 LLM

- 前端 retry 按钮去掉 status==failed 限制，总显示（中间态 disabled）
- backend process_recording 启动时看 transcript 有没有，有就直接 cleaning 起步，
  省 30 分钟录音那个 2-3 分钟的 ASR 切片串行

apps/notes/frontend/src/App.vue

@@ -79,7 +79,12 @@
             <span>{{ statusLabel(selected.status) }}</span>
             <span>· {{ fmtSize(selected.size_bytes) }}</span>
             <span>· {{ selected.created_at }}</span>
-            <button v-if="selected.status === 'failed'" class="retry-btn" @click="retry">↻ 重试</button>
+            <button
+              class="retry-btn"
+              :disabled="['pending','transcribing','cleaning','summarizing'].includes(selected.status)"
+              :title="selected.transcript ? '已有 transcript，只重跑 LLM 润色 + 纪要' : '重新 ASR + 润色 + 纪要'"
+              @click="retry"
+            >↻ 重跑</button>
             <button class="danger-btn" @click="remove">删除</button>
           </div>
           <div v-if="selected.status === 'done'" class="feishu-row">

apps/notes/src/main.rs

@@ -436,35 +436,45 @@ async fn upload_recording(
 }
 
 async fn process_recording(s: AppState, id: i64) {
-    set_status(&s, id, "transcribing", None, None);
     let path = s.blobs_dir.join(id.to_string());
-    let filename: String = {
+    // 取已有的 transcript（让 retry 跳过 ASR 直接 cleanup + summary）
+    let (filename, existing_transcript): (String, Option<String>) = {
         let conn = s.db.lock().unwrap();
         conn.query_row(
-            "SELECT filename FROM recordings WHERE id = ?1",
+            "SELECT filename, transcript FROM recordings WHERE id = ?1",
             params![id],
-            |r| r.get(0),
+            |r| Ok((r.get::<_, String>(0)?, r.get::<_, Option<String>>(1)?)),
         )
-        .unwrap_or_else(|_| "audio".to_string())
+        .unwrap_or_else(|_| ("audio".to_string(), None))
     };
+    let has_transcript = existing_transcript
+        .as_deref()
+        .map(|t| !t.trim().is_empty())
+        .unwrap_or(false);
 
-    // ASR：multipart POST，OpenAI Whisper 风格
-    let transcript = match call_asr(&s, &path, &filename).await {
-        Ok(t) => t,
-        Err(e) => {
-            tracing::error!(%id, error = %e, "ASR failed");
-            set_status(&s, id, "failed", None, Some(&format!("ASR: {e}")));
-            return;
+    let transcript = if has_transcript {
+        tracing::info!(%id, "transcript exists, skip ASR");
+        existing_transcript.unwrap()
+    } else {
+        set_status(&s, id, "transcribing", None, None);
+        match call_asr(&s, &path, &filename).await {
+            Ok(t) => {
+                let conn = s.db.lock().unwrap();
+                let _ = conn.execute(
+                    "UPDATE recordings SET transcript = ?1, status = 'cleaning' WHERE id = ?2",
+                    params![&t, id],
+                );
+                t
+            }
+            Err(e) => {
+                tracing::error!(%id, error = %e, "ASR failed");
+                set_status(&s, id, "failed", None, Some(&format!("ASR: {e}")));
+                return;
+            }
         }
     };
-    // 写 transcript，进入 cleaning
-    {
-        let conn = s.db.lock().unwrap();
-        let _ = conn.execute(
-            "UPDATE recordings SET transcript = ?1, status = 'cleaning' WHERE id = ?2",
-            params![&transcript, id],
-        );
-    }
+    // 不管走哪条都进 cleaning
+    set_status(&s, id, "cleaning", None, None);
 
     // LLM cleanup：分段 + 去口语 + 润色 + 高亮（失败也继续 summary，不阻塞）
     match call_llm_cleanup(&s, &transcript).await {