update mission cancel

scripts/test/smoke.sh

@@ -126,10 +126,37 @@ if [[ "$RUNNER_STATE" == "running" ]]; then
   assert_code "POST /api/mission_queue/continue" 200 "$TMP/cont.json" \
     -X POST "$BASE/api/mission_queue/continue"
   assert_json_true "runner not paused" "$TMP/cont.json" 'doc.get("state") != "paused"'
+  for _ in $(seq 1 15); do
+    curl -s "$BASE/api/mission_queue" -o "$TMP/runner_poll.json"
+    RUNNER_STATE="$(python3 -c "import json; print(json.load(open('$TMP/runner_poll.json')).get('runner',{}).get('state',''))")"
+    if [[ "$RUNNER_STATE" == "running" || "$RUNNER_STATE" == "paused" ]]; then
+      break
+    fi
+    sleep 0.2
+  done
+  if [[ "$RUNNER_STATE" == "running" || "$RUNNER_STATE" == "paused" ]]; then
+    assert_code "POST /api/mission_queue/cancel" 200 "$TMP/cancel.json" \
+      -X POST "$BASE/api/mission_queue/cancel"
+    for _ in $(seq 1 40); do
+      curl -s "$BASE/api/mission_queue" -o "$TMP/runner_poll.json"
+      RUNNER_STATE="$(python3 -c "import json; print(json.load(open('$TMP/runner_poll.json')).get('runner',{}).get('state',''))")"
+      if [[ "$RUNNER_STATE" == "idle" ]]; then
+        break
+      fi
+      sleep 0.15
+    done
+    assert_json_true "runner idle after cancel" "$TMP/runner_poll.json" \
+      'doc.get("runner",{}).get("state") == "idle"'
+  else
+    log_fail "runner not active for cancel test (skipped)"
+  fi
 else
   log_fail "runner never reached running (pause test skipped)"
 fi
 
+assert_code "POST /api/mission_queue/cancel idle" 400 "$TMP/cancel_idle.json" \
+  -X POST "$BASE/api/mission_queue/cancel"
+
 # --- LiDAR CRUD ---
 assert_code "POST /api/lidars" 201 "$TMP/lidar.json" \
   -X POST "$BASE/api/lidars" \