Merge branch 'release/v0.3.1' of github.com:SuanmoSuanyangTechnology/MemoryBear into release/v0.3.1

* 'release/v0.3.1' of github.com:SuanmoSuanyangTechnology/MemoryBear:
  fix(web): stream add default error message
  fix(quota): restrict quota check to new terminal user creation only
  fix(api): fix API Key rate limiting and terminal user quota checks
  feat(exception): enhance I18nException response format and add error code mapping
  feat(quota): add quota checks during app duplication and import operations
  fix(知识服务): 添加工作空间模型配置的校验
  refactor(knowledge_service): 简化模型绑定逻辑，直接使用工作区配置
  fix(知识服务): 修复创建知识库时未检查视觉模型存在的错误
  refactor(knowledge_service): 优化模型绑定逻辑，使用ID查询并简化回退机制

api/app/core/error_codes.py

@@ -32,6 +32,8 @@ class BizCode(IntEnum):
     API_KEY_DAILY_LIMIT_EXCEEDED = 3015
     API_KEY_QUOTA_EXCEEDED = 3016
     API_KEY_RATE_LIMIT_EXCEEDED = 3017
+    QUOTA_EXCEEDED = 3018
+    RATE_LIMIT_EXCEEDED = 3019
     # 资源（4xxx）
     NOT_FOUND = 4000
     USER_NOT_FOUND = 4001
@@ -156,7 +158,8 @@ HTTP_MAPPING = {
     BizCode.API_KEY_QPS_LIMIT_EXCEEDED: 429,
     BizCode.API_KEY_DAILY_LIMIT_EXCEEDED: 429,
     BizCode.API_KEY_QUOTA_EXCEEDED: 429,
-    
+    BizCode.QUOTA_EXCEEDED: 402,
+
     BizCode.MODEL_CONFIG_INVALID: 400,
     BizCode.API_KEY_MISSING: 400,
     BizCode.PROVIDER_NOT_SUPPORTED: 400,
@@ -185,4 +188,21 @@ HTTP_MAPPING = {
     BizCode.DB_ERROR: 500,
     BizCode.SERVICE_UNAVAILABLE: 503,
     BizCode.RATE_LIMITED: 429,
+    BizCode.RATE_LIMIT_EXCEEDED: 429,
+}
+
+ERROR_CODE_TO_BIZ_CODE = {
+    "QUOTA_EXCEEDED": BizCode.QUOTA_EXCEEDED,
+    "RATE_LIMIT_EXCEEDED": BizCode.RATE_LIMIT_EXCEEDED,
+    "API_KEY_NOT_FOUND": BizCode.API_KEY_NOT_FOUND,
+    "API_KEY_INVALID": BizCode.API_KEY_INVALID,
+    "API_KEY_EXPIRED": BizCode.API_KEY_EXPIRED,
+    "WORKSPACE_NOT_FOUND": BizCode.WORKSPACE_NOT_FOUND,
+    "WORKSPACE_NO_ACCESS": BizCode.WORKSPACE_NO_ACCESS,
+    "PERMISSION_DENIED": BizCode.PERMISSION_DENIED,
+    "TOKEN_EXPIRED": BizCode.TOKEN_EXPIRED,
+    "TOKEN_INVALID": BizCode.TOKEN_INVALID,
+    "VALIDATION_FAILED": BizCode.VALIDATION_FAILED,
+    "INVALID_PARAMETER": BizCode.INVALID_PARAMETER,
+    "MISSING_PARAMETER": BizCode.MISSING_PARAMETER,
 }