fix: 修复页面升级、ql update 与静态资源版本同步 (#3086)

* fix: validate panel upgrades and synchronize versioned static builds

* fix: add static-only mirror backfill workflow

* fix: avoid lifecycle self-kill and stop cancelled upgrade groups

* fix: build images when the shared upgrade engine changes

* fix: dispatch upgrade lifecycle through a fixed script

* fix: reclaim upgrade locks safely and normalize health probes

* fix: match backend base URL normalization exactly

shell/upgrade.cjs

@@ -0,0 +1,8 @@
+// The image updater and local CLI share one implementation and build contract.
+const upgrade = require('../cli/src/internal/maintenance/upgradeArtifacts.cjs');
+module.exports = upgrade;
+if (require.main === module)
+  upgrade.main().catch((error) => {
+    console.error(`更新失败: ${error.message}`);
+    process.exitCode = 1;
+  });