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

scripts/sync-static.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+# Static branches are orphan snapshots. Fetch complete commits for the branch
+# that was built: a shallow/default-branch clone is rejected by mirror servers.
+set -euo pipefail
+destination=$1
+branch=$2
+ref_type=${3:-branch}
+git check-ref-format "refs/heads/$branch"
+workspace=$(mktemp -d)
+trap 'rm -rf "$workspace"' EXIT
+git init --bare "$workspace"
+fetch_refs=("+refs/heads/$branch:refs/heads/$branch")
+push_refs=("refs/heads/$branch:refs/heads/$branch")
+if [[ "$ref_type" == 'tag' ]]; then
+  fetch_refs+=("+refs/tags/$branch:refs/tags/$branch")
+  push_refs+=("refs/tags/$branch:refs/tags/$branch")
+fi
+git -C "$workspace" fetch --no-tags "${QL_STATIC_SOURCE:-https://github.com/whyour/qinglong-static.git}" \
+  "${fetch_refs[@]}"
+git -C "$workspace" push --force "$destination" "${push_refs[@]}"