scripts: consolidate Agent deployment and remove Probe packages

Use Agent for native, container, systemd and OpenWrt installations and signed updates. Remove retired Probe deployment templates and smoke scripts.

scripts/package.sh

@@ -1,12 +1,13 @@
 #!/usr/bin/env bash
-# 打包：scripts/package.sh <agent|probe> <rid> → backend/artifacts/packages/moshiro-<role>-<version>-<rid>.tar.gz（附 .sha256）
+# 打包：scripts/package.sh <agent> <rid> → backend/artifacts/packages/moshiro-<role>-<version>-<rid>.tar.gz（附 .sha256）
 # 内容：节点二进制（agent 还带 fleet-enroll）、systemd 单元、OpenWrt procd 脚本、install.sh。
 # 发布产物要先用 scripts/publish.sh 生成（agent 需要 agent 和 fleet-enroll 两个）。
 set -euo pipefail
-role="${1:?usage: package.sh <agent|probe> <rid>}"
-rid="${2:?usage: package.sh <agent|probe> <rid>}"
+role="${1:?usage: package.sh <agent> <rid>}"
+rid="${2:?usage: package.sh <agent> <rid>}"
+[[ "$role" == agent ]] || { echo "only agent packages are supported" >&2; exit 2; }
 root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
-version="$(sed -n 's#.*<Version>\(.*\)</Version>.*#\1#p' "$root/Directory.Build.props" | head -1)"
+version="$(sed -n 's#.*<Version>\(.*\)</Version>.*#\1#p' "$root/backend/Directory.Build.props" | head -1)"
 name="moshiro-$role-$version-$rid"
 stage="$root/backend/artifacts/packages/stage/$name"
 quic_runtime="$root/backend/artifacts/packages/quic-runtime/$rid"
@@ -27,10 +28,11 @@ fi
 cp "$root/backend/artifacts/publish/$role/$rid/moshiro-$role" "$stage/"
 cp "$root/packaging/install.sh" "$stage/"
 cp "$root/packaging/systemd/moshiro-$role.service" "$stage/systemd/"
-cp "$root/$role/README.md" "$stage/README.md"
+cp "$root/backend/$role/README.md" "$stage/README.md"
 if [ "$role" = agent ]; then
   cp "$root/backend/artifacts/publish/fleet-enroll/$rid/fleet-enroll" "$stage/"
-else
+fi
+if [[ "$rid" == linux-* ]]; then
   mkdir -p "$stage/openwrt"
   cp "$root/packaging/openwrt/"* "$stage/openwrt/"
 fi