Add: reward mail configurations

module/config/argument/args.json

@@ -5846,6 +5846,14 @@
       "CollectWeeklyMission": {
         "type": "checkbox",
         "value": true
+      },
+      "CollectMail": {
+        "type": "checkbox",
+        "value": false
+      },
+      "MailFilter": {
+        "type": "textarea",
+        "value": "Merit"
       }
     }
   },

module/config/argument/argument.yaml

@@ -360,6 +360,9 @@ Reward:
   CollectExp: true
   CollectMission: true
   CollectWeeklyMission: true
+  CollectMail: false
+  MailFilter: |-
+    Merit
 GeneralShop:
   UseGems: false
   Refresh: false