emit capture_saved SSE event when async transcription completes

scripts/api.py

@@ -716,6 +716,16 @@ def transcribe_and_save(tmp_path, timestamp, nextcloud_url, nextcloud_user, next
         url = f"{captures_dir}/{filename}"
         req_lib.put(url, data=content_md.encode("utf-8"), auth=nc_auth, timeout=30)
         print(f"Async transcription saved: {filename}")
+        # Notify SSE clients that transcription is complete
+        try:
+            import requests as _req
+            _req.post("http://localhost:8000/api/events/notify", json={
+                "type": "capture_saved",
+                "filename": filename,
+                "timestamp": timestamp,
+            }, timeout=3)
+        except Exception:
+            pass
     except Exception as e:
         if os.path.exists(tmp_path):
             os.unlink(tmp_path)