Rebuild dev images from a clean host [CI]

backend/agent/src/MoShiro.Agent/OpenWrtUpdater.cs

@@ -1,76 +0,0 @@
-using System.Text.Json;
-using System.Text.Json.Serialization;
-using Fleet.Core;
-using Fleet.Hosting;
-using MoShiro.Measurement;
-using MoShiro.Protocol;
-
-namespace MoShiro.Agent;
-
-/// <summary>
-/// Native supervisor bridge: writes only fixed wake-up flags and a health beacon in tmpfs.
-/// Never downloads, installs, verifies releases, or executes commands. The root-owned host
-/// updater independently fetches and verifies its locally configured release feed.
-/// </summary>
-public sealed class OpenWrtUpdater
-{
-    private readonly ConfigStore _runtime;
-    private readonly string _statusPath;
-    private readonly TimeProvider _time;
-    private readonly INodeLog _log;
-
-    public OpenWrtUpdater(string runtimeDirectory, string statusPath, TimeProvider time, INodeLog log)
-    {
-        _runtime = new ConfigStore(runtimeDirectory);
-        _statusPath = statusPath;
-        _time = time;
-        _log = log;
-    }
-
-    public static OpenWrtUpdater? FromEnvironment(TimeProvider time, INodeLog log) =>
-        Environment.GetEnvironmentVariable(RestartUpdater.EnvironmentVariable) == "openwrt"
-            ? new OpenWrtUpdater("/var/run/moshiro-agent", "/var/run/moshiro-update/status.json", time, log)
-            : null;
-
-    public void Offer() => Signal("check.request");
-
-    public void RequestApply() => Signal("apply.request");
-
-    private void Signal(string fileName)
-    {
-        try
-        {
-            _runtime.Write(fileName, "check"u8.ToArray());
-        }
-        catch (Exception ex) when (ex is IOException or UnauthorizedAccessException)
-        {
-            _log.Warn("could not signal the native updater", ("err", ex.Message));
-        }
-    }
-
-    /// <summary>Called by the Fleet heartbeat: evidence that this version reached Backend.</summary>
-    public UpdateStatus? Status()
-    {
-        try
-        {
-            var health = new OpenWrtHealth(BuildInfo.Version, Environment.ProcessId, _time.GetUtcNow().ToUnixTimeSeconds());
-            _runtime.Write("health.json", JsonSerializer.SerializeToUtf8Bytes(health, AgentConfigContext.Default.OpenWrtHealth));
-            if (!File.Exists(_statusPath) || new FileInfo(_statusPath).Length > 8192)
-            {
-                return null;
-            }
-
-            return JsonSerializer.Deserialize(File.ReadAllBytes(_statusPath), MoShiroJsonContext.Default.UpdateStatus);
-        }
-        catch (Exception ex) when (ex is IOException or UnauthorizedAccessException or JsonException)
-        {
-            _log.Warn("could not read native update status", ("err", ex.Message));
-            return null;
-        }
-    }
-}
-
-public sealed record OpenWrtHealth(
-    [property: JsonPropertyName("version")] string Version,
-    [property: JsonPropertyName("pid")] int Pid,
-    [property: JsonPropertyName("at")] long At);