diff --git a/.github/workflows/build-container.yml b/.github/workflows/build-container.yml
index 7db1d62e..9ffc07ef 100644
--- a/.github/workflows/build-container.yml
+++ b/.github/workflows/build-container.yml
@@ -397,7 +397,7 @@ jobs:
 
       - name: deploy dev/stg
         run: |
-          ssh -o StrictHostKeyChecking=no -p 22 zhoujie@home.starworks.cc << 'EOF'
+          ssh -o StrictHostKeyChecking=no -p 22 ${{ secrets.SSH_TARGET }} << 'EOF'
             docker pull ${{ vars.DOCKER_REGISTRY }}/${{ vars.DOCKER_NAMESPACE }}/chats:r${{ github.run_number }}-linux-x64
             cd chats
             sed -i "s/^TAG=.*/TAG=r${{ github.run_number }}-linux-x64/" ~/chats/dev.env
diff --git a/src/BE/Controllers/Admin/AdminMessage/AdminMessageController.cs b/src/BE/Controllers/Admin/AdminMessage/AdminMessageController.cs
index f0ccfedb..52cc0627 100644
--- a/src/BE/Controllers/Admin/AdminMessage/AdminMessageController.cs
+++ b/src/BE/Controllers/Admin/AdminMessage/AdminMessageController.cs
@@ -75,8 +75,7 @@ internal static async Task<ActionResult<AdminMessageRoot>> GetAdminMessageIntern
         AdminMessageItemTemp[] messagesTemp = await db.Messages
             .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentBlob)
             .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentFile).ThenInclude(x => x!.File).ThenInclude(x => x.FileService)
-            .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentUtf16)
-            .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentUtf8)
+            .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentText)
             .Where(x => x.ChatId == conversationId)
             .Select(x => new AdminMessageItemTemp
             {
diff --git a/src/BE/Controllers/Chats/Chats/UserChatsController.cs b/src/BE/Controllers/Chats/Chats/UserChatsController.cs
index be4a5b73..8c8f9727 100644
--- a/src/BE/Controllers/Chats/Chats/UserChatsController.cs
+++ b/src/BE/Controllers/Chats/Chats/UserChatsController.cs
@@ -55,7 +55,7 @@ public async Task<ActionResult<PagedResult<ChatsResponse>>> GetChats([FromQuery]
         IQueryable<Chat> query = db.Chats
             .Include(x => x.Model)
             .Where(x => x.UserId == currentUser.Id && !x.IsDeleted)
-            .OrderByDescending(x => x.CreatedAt);
+            .OrderByDescending(x => x.Id);
         if (!string.IsNullOrWhiteSpace(request.Query))
         {
             query = query.Where(x => x.Title.Contains(request.Query));
diff --git a/src/BE/Controllers/Chats/Conversations/ConversationController.cs b/src/BE/Controllers/Chats/Conversations/ConversationController.cs
index 71630602..8828e029 100644
--- a/src/BE/Controllers/Chats/Conversations/ConversationController.cs
+++ b/src/BE/Controllers/Chats/Conversations/ConversationController.cs
@@ -15,6 +15,7 @@
 using Sdcb.DashScope;
 using System.ClientModel;
 using System.Text.Json;
+using TencentCloud.Common;
 using OpenAIChatMessage = OpenAI.Chat.ChatMessage;
 
 namespace Chats.BE.Controllers.Chats.Conversations;
@@ -49,8 +50,7 @@ public async Task<IActionResult> StartConversationStreamed(
             .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentBlob)
             .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentFile).ThenInclude(x => x!.File).ThenInclude(x => x.FileService)
             .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentFile).ThenInclude(x => x!.File).ThenInclude(x => x.FileImageInfo)
-            .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentUtf16)
-            .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentUtf8)
+            .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentText)
             .Where(x => x.ChatId == chatId && x.Chat.UserId == currentUser.Id)
             .Select(x => new MessageLiteDto()
             {
@@ -184,7 +184,7 @@ ..await GetMessageTree(existingMessages, messageId).ToAsyncEnumerable().SelectAw
             icc.FinishReason = cse.ErrorCode;
             return this.BadRequestMessage(cse.Message);
         }
-        catch (Exception e) when (e is DashScopeException || e is ClientResultException)
+        catch (Exception e) when (e is DashScopeException or ClientResultException or TencentCloudSDKException)
         {
             icc.FinishReason = DBFinishReason.UpstreamError;
             errorText = e.Message;
diff --git a/src/BE/Controllers/Chats/Messages/MessagesController.cs b/src/BE/Controllers/Chats/Messages/MessagesController.cs
index 6748ff0b..f14732b5 100644
--- a/src/BE/Controllers/Chats/Messages/MessagesController.cs
+++ b/src/BE/Controllers/Chats/Messages/MessagesController.cs
@@ -1,5 +1,6 @@
 using Chats.BE.Controllers.Chats.Messages.Dtos;
 using Chats.BE.DB;
+using Chats.BE.DB.Enums;
 using Chats.BE.Infrastructure;
 using Chats.BE.Services.Conversations;
 using Chats.BE.Services.FileServices;
@@ -19,8 +20,7 @@ public async Task<ActionResult<MessageDto[]>> GetMessages(string chatId, [FromSe
         MessageDto[] messages = await db.Messages
             .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentBlob)
             .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentFile).ThenInclude(x => x!.File).ThenInclude(x => x.FileService)
-            .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentUtf16)
-            .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentUtf8)
+            .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentText)
             .Where(m => m.ChatId == urlEncryption.DecryptChatId(chatId) && m.Chat.UserId == currentUser.Id && m.ChatRoleId != (byte)DBChatRole.System)
             .Select(x => new ChatMessageTemp()
             {
@@ -52,9 +52,9 @@ public async Task<ActionResult<MessageDto[]>> GetMessages(string chatId, [FromSe
     public async Task<ActionResult<string?>> GetChatSystemPrompt(string chatId, CancellationToken cancellationToken)
     {
         MessageContent? content = await db.Messages
-            .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentUtf16)
+            .Include(x => x.MessageContents).ThenInclude(x => x.MessageContentText)
             .Where(m => m.ChatId == urlEncryption.DecryptChatId(chatId) && m.ChatRoleId == (byte)DBChatRole.System)
-            .Select(x => x.MessageContents.First())
+            .Select(x => x.MessageContents.First(x => x.ContentTypeId == (byte)DBMessageContentType.Text))
             .FirstOrDefaultAsync(cancellationToken);
 
         if (content == null)
diff --git a/src/BE/Controllers/Chats/Prompts/PromptsController.cs b/src/BE/Controllers/Chats/Prompts/PromptsController.cs
index db134746..65471883 100644
--- a/src/BE/Controllers/Chats/Prompts/PromptsController.cs
+++ b/src/BE/Controllers/Chats/Prompts/PromptsController.cs
@@ -16,7 +16,9 @@ public async Task<ActionResult<PromptDto[]>> GetPrompts(CancellationToken cancel
     {
         PromptDto[] prompts = await db.Prompts
             .Where(x => x.CreateUserId == currentUser.Id || currentUser.IsAdmin && x.IsSystem)
-            .OrderBy(x => x.UpdatedAt)
+            .OrderBy(x => x.IsSystem)
+            .ThenBy(x => x.IsDefault)
+            .ThenBy(x => x.UpdatedAt)
             .Select(x => new PromptDto()
             {
                 Content = x.Content,
@@ -36,7 +38,9 @@ public async Task<ActionResult<BriefPromptDto[]>> GetBriefPrompts(CancellationTo
     {
         BriefPromptDto[] prompts = await db.Prompts
             .Where(x => x.CreateUserId == currentUser.Id || currentUser.IsAdmin && x.IsSystem)
-            .OrderBy(x => x.UpdatedAt)
+            .OrderBy(x => x.IsSystem)
+            .ThenBy(x => x.IsDefault)
+            .ThenBy(x => x.UpdatedAt)
             .Select(x => new BriefPromptDto()
             {
                 Id = x.Id,
@@ -78,7 +82,7 @@ public async Task<ActionResult<PromptDto>> GetDefaultPrompt(CancellationToken ca
                 .FirstOrDefaultAsync(cancellationToken);
         Prompt? systemDefault = await db.Prompts
                 .OrderByDescending(x => x.UpdatedAt)
-                .Where(x => x.IsDefault && x.IsSystem)
+                .Where(x => x.IsSystem)
                 .FirstOrDefaultAsync(cancellationToken);
         Prompt? consolidated = userDefault ?? systemDefault;
 
diff --git a/src/BE/DB/ChatsDB.cs b/src/BE/DB/ChatsDB.cs
index a962cdeb..425bdd34 100644
--- a/src/BE/DB/ChatsDB.cs
+++ b/src/BE/DB/ChatsDB.cs
@@ -51,11 +51,9 @@ public ChatsDB(DbContextOptions<ChatsDB> options)
 
     public virtual DbSet<MessageContentFile> MessageContentFiles { get; set; }
 
-    public virtual DbSet<MessageContentType> MessageContentTypes { get; set; }
-
-    public virtual DbSet<MessageContentUtf16> MessageContentUtf16s { get; set; }
+    public virtual DbSet<MessageContentText> MessageContentTexts { get; set; }
 
-    public virtual DbSet<MessageContentUtf8> MessageContentUtf8s { get; set; }
+    public virtual DbSet<MessageContentType> MessageContentTypes { get; set; }
 
     public virtual DbSet<Model> Models { get; set; }
 
@@ -169,7 +167,7 @@ protected override void OnModelCreating(ModelBuilder modelBuilder)
 
         modelBuilder.Entity<FileImageInfo>(entity =>
         {
-            entity.HasKey(e => e.FileId).HasName("PK__FileImag__6F0F98BFECCD99B0");
+            entity.HasKey(e => e.FileId).HasName("PK__FileImag__6F0F98BF53BA668D");
 
             entity.Property(e => e.FileId).ValueGeneratedNever();
 
@@ -187,7 +185,7 @@ protected override void OnModelCreating(ModelBuilder modelBuilder)
 
         modelBuilder.Entity<FileServiceType>(entity =>
         {
-            entity.HasKey(e => e.Id).HasName("PK__FileServ__3214EC07B386AD0F");
+            entity.HasKey(e => e.Id).HasName("PK__FileServ__3214EC0777BE06D3");
         });
 
         modelBuilder.Entity<InvitationCode>(entity =>
@@ -228,7 +226,7 @@ protected override void OnModelCreating(ModelBuilder modelBuilder)
 
         modelBuilder.Entity<MessageContentBlob>(entity =>
         {
-            entity.HasKey(e => e.Id).HasName("PK__MessageC__3214EC073F7CC783");
+            entity.HasKey(e => e.Id).HasName("PK__MessageC__3214EC073F90F69C");
 
             entity.Property(e => e.Id).ValueGeneratedNever();
 
@@ -237,7 +235,7 @@ protected override void OnModelCreating(ModelBuilder modelBuilder)
 
         modelBuilder.Entity<MessageContentFile>(entity =>
         {
-            entity.HasKey(e => e.Id).HasName("PK__MessageC__3214EC072B2C47D4");
+            entity.HasKey(e => e.Id).HasName("PK__MessageC__3214EC0725A12791");
 
             entity.Property(e => e.Id).ValueGeneratedNever();
 
@@ -246,28 +244,18 @@ protected override void OnModelCreating(ModelBuilder modelBuilder)
             entity.HasOne(d => d.IdNavigation).WithOne(p => p.MessageContentFile).HasConstraintName("FK_MessageContentFile_MessageContent");
         });
 
-        modelBuilder.Entity<MessageContentType>(entity =>
+        modelBuilder.Entity<MessageContentText>(entity =>
         {
-            entity.HasKey(e => e.Id).HasName("PK__MessageC__3214EC07D7BA864A");
-        });
-
-        modelBuilder.Entity<MessageContentUtf16>(entity =>
-        {
-            entity.HasKey(e => e.Id).HasName("PK__MessageC__3214EC070448BEFF");
+            entity.HasKey(e => e.Id).HasName("PK__MessageC__3214EC0778761FFD");
 
             entity.Property(e => e.Id).ValueGeneratedNever();
 
-            entity.HasOne(d => d.IdNavigation).WithOne(p => p.MessageContentUtf16).HasConstraintName("FK_MessageContentUTF16_MessageContent");
+            entity.HasOne(d => d.IdNavigation).WithOne(p => p.MessageContentText).HasConstraintName("FK_MessageContentUTF16_MessageContent");
         });
 
-        modelBuilder.Entity<MessageContentUtf8>(entity =>
+        modelBuilder.Entity<MessageContentType>(entity =>
         {
-            entity.HasKey(e => e.Id).HasName("PK__MessageC__3214EC0755163DAC");
-
-            entity.Property(e => e.Id).ValueGeneratedNever();
-            entity.Property(e => e.Content).UseCollation("Latin1_General_100_CI_AS_SC_UTF8");
-
-            entity.HasOne(d => d.IdNavigation).WithOne(p => p.MessageContentUtf8).HasConstraintName("FK_MessageContentUTF8_MessageContent");
+            entity.HasKey(e => e.Id).HasName("PK__MessageC__3214EC07D7BA864A");
         });
 
         modelBuilder.Entity<Model>(entity =>
diff --git a/src/BE/DB/Extensions/MessageContent.cs b/src/BE/DB/Extensions/MessageContent.cs
index 68585a9d..79caf12e 100644
--- a/src/BE/DB/Extensions/MessageContent.cs
+++ b/src/BE/DB/Extensions/MessageContent.cs
@@ -10,7 +10,7 @@ public async Task<ChatMessageContentPart> ToOpenAI(FileUrlProvider fup, Cancella
     {
         return (DBMessageContentType)ContentTypeId switch
         {
-            DBMessageContentType.Text => ChatMessageContentPart.CreateTextPart(MessageContentUtf16!.Content),
+            DBMessageContentType.Text => ChatMessageContentPart.CreateTextPart(MessageContentText!.Content),
             DBMessageContentType.FileId => await fup.CreateOpenAIPart(MessageContentFile!, cancellationToken),
             _ => throw new NotImplementedException()
         };
@@ -20,8 +20,8 @@ public override string ToString()
     {
         return (DBMessageContentType)ContentTypeId switch
         {
-            DBMessageContentType.Text => MessageContentUtf16!.Content,
-            DBMessageContentType.Error => MessageContentUtf8!.Content,
+            DBMessageContentType.Text => MessageContentText!.Content,
+            DBMessageContentType.Error => MessageContentText!.Content,
             //DBMessageContentType.FileId => MessageContentUtil.ReadFileId(Content).ToString(), // not supported
             _ => throw new NotSupportedException(),
         };
@@ -29,7 +29,7 @@ public override string ToString()
 
     public static MessageContent FromText(string text)
     {
-        return new MessageContent { MessageContentUtf16 = new() { Content = text }, ContentTypeId = (byte)DBMessageContentType.Text };
+        return new MessageContent { MessageContentText = new() { Content = text }, ContentTypeId = (byte)DBMessageContentType.Text };
     }
 
     public static MessageContent FromFileId(int fileId)
@@ -39,6 +39,6 @@ public static MessageContent FromFileId(int fileId)
 
     public static MessageContent FromError(string error)
     {
-        return new MessageContent { MessageContentUtf8 = new() { Content = error }, ContentTypeId = (byte)DBMessageContentType.Error };
+        return new MessageContent { MessageContentText = new() { Content = error }, ContentTypeId = (byte)DBMessageContentType.Error };
     }
 }
diff --git a/src/BE/DB/MessageContent.cs b/src/BE/DB/MessageContent.cs
index b8530e6d..dbf26d72 100644
--- a/src/BE/DB/MessageContent.cs
+++ b/src/BE/DB/MessageContent.cs
@@ -32,8 +32,5 @@ public partial class MessageContent
     public virtual MessageContentFile? MessageContentFile { get; set; }
 
     [InverseProperty("IdNavigation")]
-    public virtual MessageContentUtf16? MessageContentUtf16 { get; set; }
-
-    [InverseProperty("IdNavigation")]
-    public virtual MessageContentUtf8? MessageContentUtf8 { get; set; }
+    public virtual MessageContentText? MessageContentText { get; set; }
 }
diff --git a/src/BE/DB/MessageContentUtf16.cs b/src/BE/DB/MessageContentText.cs
similarity index 77%
rename from src/BE/DB/MessageContentUtf16.cs
rename to src/BE/DB/MessageContentText.cs
index e53adff3..56a67419 100644
--- a/src/BE/DB/MessageContentUtf16.cs
+++ b/src/BE/DB/MessageContentText.cs
@@ -6,8 +6,8 @@
 
 namespace Chats.BE.DB;
 
-[Table("MessageContentUTF16")]
-public partial class MessageContentUtf16
+[Table("MessageContentText")]
+public partial class MessageContentText
 {
     [Key]
     public long Id { get; set; }
@@ -15,6 +15,6 @@ public partial class MessageContentUtf16
     public string Content { get; set; } = null!;
 
     [ForeignKey("Id")]
-    [InverseProperty("MessageContentUtf16")]
+    [InverseProperty("MessageContentText")]
     public virtual MessageContent IdNavigation { get; set; } = null!;
 }
diff --git a/src/BE/DB/MessageContentUtf8.cs b/src/BE/DB/MessageContentUtf8.cs
deleted file mode 100644
index 5fe51a69..00000000
--- a/src/BE/DB/MessageContentUtf8.cs
+++ /dev/null
@@ -1,21 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.ComponentModel.DataAnnotations;
-using System.ComponentModel.DataAnnotations.Schema;
-using Microsoft.EntityFrameworkCore;
-
-namespace Chats.BE.DB;
-
-[Table("MessageContentUTF8")]
-public partial class MessageContentUtf8
-{
-    [Key]
-    public long Id { get; set; }
-
-    [Unicode(false)]
-    public string Content { get; set; } = null!;
-
-    [ForeignKey("Id")]
-    [InverseProperty("MessageContentUtf8")]
-    public virtual MessageContent IdNavigation { get; set; } = null!;
-}
diff --git a/src/FE/components/HomeContent/HomeContent.tsx b/src/FE/components/HomeContent/HomeContent.tsx
index 91737106..9f118b66 100644
--- a/src/FE/components/HomeContent/HomeContent.tsx
+++ b/src/FE/components/HomeContent/HomeContent.tsx
@@ -298,7 +298,7 @@ const HomeContent = () => {
       });
       let chatList = rows;
       if (!modelList) {
-        chatList = rows.concat(chats);
+        chatList = chats.concat(rows);
       }
       dispatch({ field: 'chats', value: chatList });
       if (modelList) {
diff --git a/src/scripts/20241112-db-migration.linq b/src/scripts/20241112-db-migration.linq
index 7a77c0bd..10bca853 100644
--- a/src/scripts/20241112-db-migration.linq
+++ b/src/scripts/20241112-db-migration.linq
@@ -1,23 +1,4 @@
 <Query Kind="Program">
-  <Connection>
-    <ID>0397d1ca-d774-43d2-965d-8797d2cc52f1</ID>
-    <NamingServiceVersion>2</NamingServiceVersion>
-    <Persist>true</Persist>
-    <Driver Assembly="(internal)" PublicKeyToken="no-strong-name">LINQPad.Drivers.EFCore.DynamicDriver</Driver>
-    <AllowDateOnlyTimeOnly>true</AllowDateOnlyTimeOnly>
-    <Server>home.starworks.cc,37965</Server>
-    <SqlSecurity>true</SqlSecurity>
-    <UserName>sa</UserName>
-    <Password>AQAAANCMnd8BFdERjHoAwE/Cl+sBAAAAVbvrs6Jk5ESNEegA7jfNnwAAAAACAAAAAAAQZgAAAAEAACAAAABBe4Cv13ASn/ipSipWlPY2mowD6zfbngQJ+Z3+KTcGVAAAAAAOgAAAAAIAACAAAABMtXPZtcXWRzq2o3sHXx1+BVuNY62ubQdNn8IrSrXSxiAAAADcCHwb5SZfaPyiOsqcpFEU4/Lnue6fZBOLd4rAOBXt0UAAAADS65U3H6M+54aUZec9Yj/zdoSeT/Jb3S4gVVhk51Sje3lBRb4jCfUa42pVHALQoRPrtMP5lJSaJ/hB6XoT2mV6</Password>
-    <Database>ChatsDEV</Database>
-    <DriverData>
-      <EncryptSqlTraffic>False</EncryptSqlTraffic>
-      <PreserveNumeric1>True</PreserveNumeric1>
-      <EFProvider>Microsoft.EntityFrameworkCore.SqlServer</EFProvider>
-      <NoMARS>True</NoMARS>
-      <TrustServerCertificate>False</TrustServerCertificate>
-    </DriverData>
-  </Connection>
   <NuGetReference>Microsoft.Extensions.Caching.Memory</NuGetReference>
   <Namespace>Microsoft.EntityFrameworkCore.Storage</Namespace>
   <Namespace>Microsoft.Data.SqlClient</Namespace>
diff --git a/src/scripts/20241129-file.sql b/src/scripts/20241129-file.sql
index c775b608..ffb944e2 100644
--- a/src/scripts/20241129-file.sql
+++ b/src/scripts/20241129-file.sql
@@ -1350,4 +1350,11 @@ FROM [dbo].[MessageContent]
 WHERE ContentTypeId = 2;
 
 ALTER TABLE [dbo].[MessageContent]
-DROP COLUMN [Content];
\ No newline at end of file
+DROP COLUMN [Content];
+
+
+-- 20241205
+EXECUTE sp_rename N'dbo.MessageContentUTF16', N'MessageContentText', 'OBJECT';
+INSERT INTO MessageContentText(Id, Content)
+SELECT Id, Content FROM MessageContentUTF8;
+DROP TABLE MessageContentUTF8;
\ No newline at end of file