完善 Pingora 直连切换门禁

新增 Pingora shadow env 回切脚本与对应检查。

补齐直连证据包时间线和 cutoverRunId 审计门禁。

支持 Gitea Host 透传并更新直连多域名文档。

修复百分号编码静态图标路径并补 smoke 覆盖。

更新生产发布与运维护栏对 Pingora 发布包的校验。

package.json

@@ -45,6 +45,7 @@
     "check:pingora-direct-enable": "node scripts/check-pingora-direct-enable.mjs",
     "check:pingora-direct-rollback": "node scripts/check-pingora-direct-rollback.mjs",
     "check:pingora-health-patrol-env-switch": "node scripts/check-pingora-health-patrol-env-switch.mjs",
+    "check:pingora-gateway-env-shadow-switch": "node scripts/check-pingora-gateway-env-shadow-switch.mjs",
     "check:pingora-tls-cert-sync": "node scripts/check-pingora-tls-cert-sync.mjs",
     "check:pingora-current-release-audit": "node scripts/check-pingora-current-release-audit.mjs",
     "check:pingora-direct-rehearsal-status": "node scripts/check-pingora-direct-rehearsal-status.mjs",