implement /outpost/RecycleRoom/PersonalResearchLevelUp for RecycleRoom (#64)

EpinelPS/LobbyServer/Outpost/Recycle/PersonalResearchLevelUp.cs

@@ -0,0 +1,30 @@
+using EpinelPS.Database;
+using EpinelPS.Utils;
+
+namespace EpinelPS.LobbyServer.Outpost.Recycle
+{
+    [PacketPath("/outpost/RecycleRoom/PersonalResearchLevelUp")]
+    public class PersonalResearchLevelUp : LobbyMsgHandler
+    {
+        protected override async Task HandleAsync()
+        {
+            ReqPersonalResearchRecycleLevelUp req = await ReadData<ReqPersonalResearchRecycleLevelUp>();
+            ResPersonalResearchRecycleLevelUp response = new();
+            User user = GetUser();
+
+            const int personalResearchTid = 1001;
+            RecycleRoomResearchProgress personalResearchProgress = user.ResearchProgress[personalResearchTid] ?? throw new Exception("PersonalRearch not found.");
+            personalResearchProgress.Level += req.LevelUpCount;
+            response.Recycle = new()
+            {
+                Tid = personalResearchTid,
+                Lv = personalResearchProgress.Level,
+                Exp = personalResearchProgress.Exp
+            };
+
+            JsonDb.Save();
+
+            await WriteDataAsync(response);
+        }
+    }
+}