feat: token 下拉列表支持可选是否包含默认项

为 GetSelectListAsync 接口新增 includeDefault 查询参数，允许调用方控制是否返回“默认”选项，默认保持原有行为。

Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/Chat/TokenService.cs

@@ -26,6 +26,7 @@ public class TokenService : ApplicationService
     private readonly ISqlSugarRepository<TokenAggregateRoot> _tokenRepository;
     private readonly ISqlSugarRepository<UsageStatisticsAggregateRoot> _usageStatisticsRepository;
     private readonly ModelManager _modelManager;
+
     public TokenService(
         ISqlSugarRepository<TokenAggregateRoot> tokenRepository,
         ISqlSugarRepository<UsageStatisticsAggregateRoot> usageStatisticsRepository,
@@ -90,7 +91,7 @@ public class TokenService : ApplicationService
     }
 
     [HttpGet("token/select-list")]
-    public async Task<List<TokenSelectListOutputDto>> GetSelectListAsync()
+    public async Task<List<TokenSelectListOutputDto>> GetSelectListAsync([FromQuery] bool? includeDefault = true)
     {
         var userId = CurrentUser.GetId();
         var tokens = await _tokenRepository._DbQueryable
@@ -104,12 +105,16 @@ public class TokenService : ApplicationService
                 IsDisabled = x.IsDisabled
             }).ToListAsync();
 
+        if (includeDefault == true)
+        {
             tokens.Insert(0, new TokenSelectListOutputDto
             {
                 TokenId = Guid.Empty,
                 Name = "默认",
                 IsDisabled = false
             });
+        }
+
         return tokens;
     }