refactor: Migrate OIDC configuration to system settings

setting/system_setting/oidc.go

@@ -0,0 +1,25 @@
+package system_setting
+
+import "one-api/setting/config"
+
+type OIDCSettings struct {
+	Enabled               bool   `json:"enabled"`
+	ClientId              string `json:"client_id"`
+	ClientSecret          string `json:"client_secret"`
+	WellKnown             string `json:"well_known"`
+	AuthorizationEndpoint string `json:"authorization_endpoint"`
+	TokenEndpoint         string `json:"token_endpoint"`
+	UserInfoEndpoint      string `json:"user_info_endpoint"`
+}
+
+// 默认配置
+var defaultOIDCSettings = OIDCSettings{}
+
+func init() {
+	// 注册到全局配置管理器
+	config.GlobalConfig.Register("oidc", &defaultOIDCSettings)
+}
+
+func GetOIDCSettings() *OIDCSettings {
+	return &defaultOIDCSettings
+}