Ready to test in Fab

Server/Services/LinuxGroupManager.cs

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+using Barcode.Host.Shared.Models.Stateless;
+using CliWrap;
+using CliWrap.Buffered;
+
+namespace Barcode.Host.Server.Services;
+
+public class LinuxGroupManager : ILinuxGroupManager
+{
+
+    public async Task<bool> IsInInputGroup()
+    {
+        BufferedCommandResult result = await Cli.Wrap("id")
+            .ExecuteBufferedAsync();
+        string output = result.StandardOutput;
+        const StringSplitOptions options = StringSplitOptions.RemoveEmptyEntries;
+        bool inInputGroup = output.Split(new[] { ' ' }, options)
+            .First(p => p.StartsWith("groups"))
+            .Remove(0, "groups".Length)
+            .Split(',', options)
+            .Any(p => p.Contains("input"));
+        return inInputGroup;
+    }
+
+    public async Task AddUserToInputGroup(string password)
+    {
+        using CancellationTokenSource cts = new();
+        cts.CancelAfter(TimeSpan.FromSeconds(10));
+        _ = await Cli.Wrap("bash")
+            .WithArguments($"-c \"echo '{password}' | sudo -S gpasswd -a $USER input")
+            .ExecuteBufferedAsync(cts.Token);
+    }
+
+    public async Task RebootSystem(string password)
+    {
+        using CancellationTokenSource cts = new();
+        cts.CancelAfter(TimeSpan.FromSeconds(10));
+        _ = await Cli.Wrap("bash")
+            .WithArguments($"-c \"echo '{password}' | sudo -S reboot\"")
+            .ExecuteBufferedAsync(cts.Token);
+    }
+
+}