feat: detect an agent's public IPv4 and IPv6 addresses automatically, manual values still win [CI]

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

@@ -290,6 +290,7 @@ public sealed class AgentApp : IDisposable
         {
             Ipv6 = Ipv6Diagnostics.Sample(_ipv6Supported, Environment.GetEnvironmentVariable("MOSHIRO_NETWORK_SCOPE"), Environment.GetEnvironmentVariable("HOST_PROC")),
             Ipv6Supported = _ipv6Supported,
+            Addresses = [.. LocalAddresses.Sample()],
             Platform = MoShiro.Measurement.PlatformDetector.Detect(),
             TlsSpki = _identity.File.TlsSpki,
             ProbeTcpPort = ControlPort,