Merge nucleic/warm-north-vole-pf37 into dev

NucleicApp/Services/RendezvousFile.cs

@@ -0,0 +1,13 @@
+using NucleicProtocol.Interop;
+
+namespace NucleicApp.Services;
+
+public static class RendezvousFile
+{
+    public static async Task<HostdRendezvous> ReadAsync(
+        string path, CancellationToken cancellationToken = default)
+    {
+        var json = await File.ReadAllTextAsync(path, cancellationToken).ConfigureAwait(false);
+        return ProtocolJson.DeserializeRendezvous(json);
+    }
+}