fix(diarization-ui): redirect after fallback job cancel/delete forms instead of showing JSON

app.py

@@ -10,7 +10,7 @@ from typing import Optional
 import markdown as md
 import requests
 from fastapi import FastAPI, File, Form, HTTPException, UploadFile
-from fastapi.responses import HTMLResponse, PlainTextResponse, Response, JSONResponse
+from fastapi.responses import HTMLResponse, PlainTextResponse, Response, JSONResponse, RedirectResponse
 
 API_BASE = os.getenv("API_BASE", "http://gx10.aquantico.lan:8093").rstrip("/")
 OLLAMA_BASE_URL = os.getenv("OLLAMA_BASE_URL", "http://gx10.aquantico.lan:11434").rstrip("/")
@@ -754,12 +754,17 @@ def jobs_cancel(job_id: int):
     j = _job_get(job_id)
     if not j:
         raise HTTPException(404, "job not found")
-    if j["status"] in ("done", "error", "cancelled"):
-        return {"ok": True, "status": j["status"]}
-    _job_set(job_id, status="cancelled", finished_at=now_iso(), error="Cancelled by user")
+    if j["status"] not in ("done", "error", "cancelled"):
+        _job_set(job_id, status="cancelled", finished_at=now_iso(), error="Cancelled by user")
     return {"ok": True, "status": "cancelled"}
 
 
+@app.post("/jobs/{job_id}/cancel-form")
+def jobs_cancel_form(job_id: int):
+    jobs_cancel(job_id)
+    return RedirectResponse(url="/jobs", status_code=303)
+
+
 @app.post("/jobs/{job_id}/delete")
 def jobs_delete(job_id: int):
     with db() as c:
@@ -767,6 +772,12 @@ def jobs_delete(job_id: int):
     return {"ok": True}
 
 
+@app.post("/jobs/{job_id}/delete-form")
+def jobs_delete_form(job_id: int):
+    jobs_delete(job_id)
+    return RedirectResponse(url="/jobs", status_code=303)
+
+
 @app.get("/jobs", response_class=HTMLResponse)
 def jobs_page(queued: Optional[int] = None):
     items = _jobs_payload(200)
@@ -779,12 +790,12 @@ def jobs_page(queued: Optional[int] = None):
                 ""
                 if it["status"] in ("done", "error", "cancelled")
                 else (
-                    f"<form method='post' action='/jobs/{it['id']}/cancel' style='display:inline'>"
+                    f"<form method='post' action='/jobs/{it['id']}/cancel-form' style='display:inline'>"
                     f"<button class='iconbtn' title='Abbrechen'>⛔</button></form> "
                 )
             )
             + (
-                f"<form method='post' action='/jobs/{it['id']}/delete' style='display:inline'>"
+                f"<form method='post' action='/jobs/{it['id']}/delete-form' style='display:inline'>"
                 f"<button class='iconbtn' title='Löschen'>🗑️</button></form> "
             )
             + (