chore: add Npgsql log level config to suppress GSSAPI warnings

- Set Logging__LogLevel__Npgsql to Error in ConfigMap
- Prevents libgssapi_krb5.so.2 warning spam in logs

k8s/test/configmap.yaml

@@ -0,0 +1,22 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: fengling-auth-config
+  namespace: fengling-test
+data:
+  ASPNETCORE_ENVIRONMENT: "Production"
+  ASPNETCORE_URLS: "http://0.0.0.0:8080"
+  
+  # OpenIddict 配置
+  OpenIddict__IssuerUri: "http://fengling-auth-service.fengling-test.svc.cluster.local"
+  OpenIddict__TokenLifetime: "3600"
+  OpenIddict__RefreshTokenLifetime: "604800"
+  
+  # CORS 配置（允许网关和管理控制台访问）
+  Cors__AllowedOrigins: "http://localhost:5173,http://localhost:5174"
+  
+  # 日志级别
+  Logging__LogLevel__Default: "Information"
+  Logging__LogLevel__Microsoft.AspNetCore: "Warning"
+  Logging__LogLevel__Npgsql: "Error"  # 隐藏 GSSAPI 警告
+  Logging__LogLevel__OpenIddict: "Information"