{"summary":"自助版支持邮箱注册 + 可选第三方 OAuth；企业 IdP（飞书/钉钉/OIDC/SAML）按企业版实施。","providers":{"github":{"status":"not_configured","note":"OAuth 登录（开发者友好），非企业 IdP SSO"},"wechat":{"status":"not_configured","note":"微信开放平台扫码登录（若已配 AppID）"},"google":{"status":"not_configured","note":"Google OAuth"},"feishu":{"status":"mock_ready","mock":true,"authorize":"/api/auth/feishu/authorize","note":"飞书企业自建应用 OAuth PoC；配置 FEISHU_APP_ID/SECRET 后走真登录，否则 mock"},"dingtalk":{"status":"mock_ready","mock":true,"authorize":"/api/auth/dingtalk/authorize","note":"钉钉 OAuth PoC 骨架；配置 DINGTALK_APP_ID/SECRET 后走真登录，否则 mock"},"oidc_saml":{"status":"enterprise_only","note":"标准 OIDC/SAML SSO 走企业版合同与实施，不在自助套餐默认范围"}},"sales_cta":"/cases#quote"}