first commit

Services/Interfaces/IProcessRunner.cs

@@ -0,0 +1,13 @@
+namespace HanaToolbox.Services.Interfaces;
+
+public sealed record ProcessResult(int ExitCode, string StdOut, string StdErr)
+{
+    public bool Success => ExitCode == 0;
+}
+
+public interface IProcessRunner
+{
+    Task<ProcessResult> RunAsync(
+        string executable, string[] args,
+        CancellationToken ct = default);
+}