feat: node updates by restart, auto by default; Podman Quadlet install from the panel alongside compose [CI]

backend/probe/README.md

@@ -56,4 +56,4 @@ moshiro-probe --config /etc/moshiro/probe.json
 - 测量模块由 `backend/shared/MoShiro.Measurement/` 与 Agent 共用；Probe 负责发起连接、调度任务和记录本端数据。
 - 测量模型和协议细节见 [`../../docs/design/measurement.md`](../../docs/design/measurement.md) 与 [`../../docs/design/protocol.md`](../../docs/design/protocol.md)；整体架构见 [`../../docs/design/architecture.md`](../../docs/design/architecture.md)。
 
-Docker 与 rootless/rootful Podman 共用 `packaging/compose/probe/compose.yaml`，配置、身份和缓存放在命名 volume 中，无需宿主配置目录、keep-id 或手动 chown。首次导入和自动更新见部署文档。
+Podman 系用 Quadlet（`packaging/quadlet/moshiro-probe.container`，默认自动更新），Docker 用 `packaging/compose/probe/compose.yaml`（手动更新）；配置、身份和缓存放在命名 volume 中，无需宿主配置目录、keep-id 或手动 chown。首次导入和自动更新见部署文档。

backend/probe/src/MoShiro.Probe/ProbeApp.cs

@@ -36,7 +36,7 @@ public sealed class ProbeApp : IDisposable
         _env = new ConnectionEnv(identity.PeerIdentity, identity.NodeId.Value, file.Limits, directory, new MonoClock(time), time, log);
         directory.Changed += () => _changed.Release();
 
-        var update = new UpdateBridge(configDirectory, new ConfigStore(configDirectory).Write, log);
+        RestartUpdater? update = RestartUpdater.FromEnvironment("probe", reason => restart?.RequestNow(reason), time, log);
         var options = new FleetLinkOptions
         {
             Server = new Uri(file.Fleet.Server),
@@ -45,7 +45,7 @@ public sealed class ProbeApp : IDisposable
             NodeId = identity.NodeId,
             NodeVersion = Version,
             Capabilities = [MoShiroCapabilities.Base],
-            HeartbeatExtra = () => JsonSerializer.SerializeToElement(new ProbeHeartbeatExtra { Update = update.ReadStatus(), Ipv6 = Ipv6Diagnostics.Sample(null, Environment.GetEnvironmentVariable("MOSHIRO_NETWORK_SCOPE"), Environment.GetEnvironmentVariable("HOST_PROC")) }, MoShiroJsonContext.Default.ProbeHeartbeatExtra),
+            HeartbeatExtra = () => JsonSerializer.SerializeToElement(new ProbeHeartbeatExtra { Update = update?.Status(), Ipv6 = Ipv6Diagnostics.Sample(null, Environment.GetEnvironmentVariable("MOSHIRO_NETWORK_SCOPE"), Environment.GetEnvironmentVariable("HOST_PROC")) }, MoShiroJsonContext.Default.ProbeHeartbeatExtra),
             HelloMeta = () => JsonSerializer.SerializeToElement(new ProbeHelloMeta { Owners = [.. trust.Controllers], Platform = PlatformDetector.Detect(), Ipv6 = Ipv6Diagnostics.Sample(null, Environment.GetEnvironmentVariable("MOSHIRO_NETWORK_SCOPE"), Environment.GetEnvironmentVariable("HOST_PROC")) }, MoShiroJsonContext.Default.ProbeHelloMeta),
         };
         var list = new StateHandler<ProbeAgentList>(
@@ -59,12 +59,12 @@ public sealed class ProbeApp : IDisposable
         var router = new RpcRouter<LinkContext>(RpcSide.Node, MoShiroMethodTable.Table, NodeRoles.Probe)
             .OnNotify(MoShiroMethods.UpdateOffer, MoShiroJsonContext.Default.UpdateOfferParams, (_, offer, _) =>
             {
-                update.WriteOffer(offer);
+                update?.Offer(offer);
                 return ValueTask.CompletedTask;
             })
             .OnNotify(MoShiroMethods.UpdateApply, MoShiroJsonContext.Default.UpdateOfferParams, (_, _, _) =>
             {
-                update.RequestApply();
+                update?.RequestApply();
                 return ValueTask.CompletedTask;
             })
             .OnNotify(MoShiroMethods.Schedule, MoShiroJsonContext.Default.ScheduleParams, (_, schedule, _) =>