验证码更新

src/Jiaowu.Api/Controllers/AuthController.cs

@@ -335,7 +335,7 @@ public sealed record LoginRequest(
     [Required, MaxLength(100)] string UserName,
     [Required, MaxLength(100)] string Password,
     [Required, MinLength(16), MaxLength(64)] string CaptchaId,
-    [Required, MinLength(3), MaxLength(16)] string CaptchaCode,
+    [Required, MinLength(1), MaxLength(16)] string CaptchaCode,
     bool IsNativeApp = false);
 
 public sealed record LoginCaptchaResponse(