added segments

FitnessSync/backend/src/services/job_manager.py

@@ -220,4 +220,24 @@ class JobManager:
                 job.end_time = datetime.now()
                 db.commit()
 
+    def force_fail_job(self, job_id: str):
+        """
+        Forcefully mark a job as failed in the database.
+        This does not guarantee the underlying thread stops immediately,
+        but it releases the UI state.
+        """
+        with self._get_db() as db:
+            job = db.query(Job).filter(Job.id == job_id).first()
+            if job:
+                # We update status regardless of current state if user wants to force it
+                prev_status = job.status
+                job.status = "failed"
+                job.message = f"Forcefully killed by user (was {prev_status})"
+                job.end_time = datetime.now()
+                job.cancel_requested = True # Hint to thread if it's still alive
+                db.commit()
+                logger.warning(f"Job {job_id} was forcefully killed by user.")
+                return True
+        return False
+
 job_manager = JobManager()