Add Jianye gate scenario

data/campaign/campaign.json

@@ -273,6 +273,11 @@
       "id": "054_wu_counterstroke",
       "title": "Wu Counterstroke",
       "path": "res://data/scenarios/054_wu_counterstroke.json"
+    },
+    {
+      "id": "055_jianye_gate",
+      "title": "Jianye Gate",
+      "path": "res://data/scenarios/055_jianye_gate.json"
     }
   ]
 }