feat: Introduce explicit start, stop, and status commands, including minimum recording duration.

Commands/StatusCommand.cs

@@ -0,0 +1,46 @@
+using System;
+using System.Net.Sockets;
+using System.Threading.Tasks;
+using Spectre.Console;
+using Toak.Core;
+
+namespace Toak.Commands;
+
+public static class StatusCommand
+{
+    public static async Task ExecuteAsync(bool json, bool verbose)
+    {
+        Logger.Verbose = verbose;
+        
+        var socketPath = DaemonService.GetSocketPath();
+        
+        try
+        {
+            using var socket = new Socket(AddressFamily.Unix, SocketType.Stream, ProtocolType.Unspecified);
+            var endPoint = new UnixDomainSocketEndPoint(socketPath);
+            await socket.ConnectAsync(endPoint);
+            
+            var msg = new byte[] { 5, (byte)(json ? 1 : 0) };
+            await socket.SendAsync(msg, SocketFlags.None);
+            
+            var responseBuffer = new byte[4096];
+            int received = await socket.ReceiveAsync(responseBuffer, SocketFlags.None);
+            if (received > 0)
+            {
+                var text = System.Text.Encoding.UTF8.GetString(responseBuffer, 0, received);
+                Console.WriteLine(text);
+            }
+        }
+        catch (SocketException)
+        {
+            if (json)
+                Console.WriteLine("{\"state\": \"Offline\"}");
+            else
+                Console.WriteLine("Offline");
+        }
+        catch (Exception ex)
+        {
+            if (!json) AnsiConsole.MarkupLine($"[red]Error:[/] {ex.Message}");
+        }
+    }
+}