Unity create Preset + git autocommit

GitCommitAndSave.cs

using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Diagnostics;
using NaughtyAttributes;
using UnityEngine;
using UnityEditor;
using UnityEditor.Presets;

public class GitCommitAndSave : MonoBehaviour
{
    public bool _dryRun;

    [SerializeField]
    public MonoBehaviour _script;

    [SerializeField]
    public ComputeShader _shader;

    [SerializeField]
    public DefaultAsset _presetDir;

    [SerializeField]
    [InfoBox("Set your git command location here. Usually sth. like:\n\n/usr/bin/git", EInfoBoxType.Normal)]
    public string _gitMacLocation;


    [SerializeField]
    [InfoBox("Set your git command location here [WINDOWS]. Usually sth. like:\n\nC:/Program Files/git/cmd/git.exe", EInfoBoxType.Normal)]
    public string _gitWindowsLocation;
    
    [Button("Commit & Save")]
    public void CommitAndSave()
    {
        // Diagnostic log output
        UnityEngine.Debug.Log($"Running on: {Application.platform}");
        UnityEngine.Debug.Log($"Project directory: {System.IO.Directory.GetCurrentDirectory()}");
        // Determine git version depending on OS
        var gitLocation = _gitMacLocation;
        if (Application.platform == RuntimePlatform.WindowsEditor) {
            gitLocation = _gitWindowsLocation;
        }
        ProcessStartInfo gitInfo = new ProcessStartInfo();
        gitInfo.CreateNoWindow = true;
        gitInfo.RedirectStandardError = true;
        gitInfo.RedirectStandardOutput = true;
        gitInfo.UseShellExecute = false;
        gitInfo.WorkingDirectory = System.IO.Directory.GetCurrentDirectory();
        gitInfo.FileName = gitLocation;

        Process gitProcess = new Process();
        gitInfo.Arguments = "status";

        var scriptInst = MonoScript.FromMonoBehaviour(_script); 
        string scriptFilepath = AssetDatabase.GetAssetPath(scriptInst);
        string shaderFilepath = AssetDatabase.GetAssetPath(_shader);
        string presetsFilePath = AssetDatabase.GetAssetPath(_presetDir);

        gitProcess.StartInfo = gitInfo;
        gitProcess.Start();

        string stderr_str = gitProcess.StandardError.ReadToEnd();  // pick up STDERR
        string stdout_str = gitProcess.StandardOutput.ReadToEnd(); // pick up STDOUT
      
        gitProcess.WaitForExit();
        gitProcess.Close();

        string dateTime = DateTime.Now.ToString("yyyy.MM.dd-HH.mm.ss");
        string presetFileName = $"AUTOCOMMIT_{dateTime}.preset";

        // Git arguments
        string gitAddArgument = $"add {shaderFilepath} {scriptFilepath} ./{presetsFilePath}/{presetFileName}";
        string gitCommitArgument = $"commit -m 'AUTOCOMMIT: {dateTime}'";

        if (_dryRun)
        {
            UnityEngine.Debug.Log($"[DRY RUN] CREATE: ./{presetsFilePath}/{presetFileName}");
            UnityEngine.Debug.Log($"[DRY RUN] GIT ADD: {gitAddArgument}");
            UnityEngine.Debug.Log($"[DRY RUN] GIT COMMIT: {gitCommitArgument}");
        }
        else
        {
            // Create a preset
            Preset preset = new Preset(_script);
            AssetDatabase.CreateAsset(preset, $"{presetsFilePath}/{presetFileName}");
            string presetAssetPath = AssetDatabase.GetAssetPath(preset);

            // Git arguments
            gitAddArgument = $"add {shaderFilepath} {scriptFilepath} {presetAssetPath}";
            gitCommitArgument = $"commit -m 'AUTOCOMMIT: {dateTime}'";

            // Git add
            Process p = new Process();
            p.StartInfo.FileName = gitLocation;
            p.StartInfo.Arguments = gitAddArgument;
            p.StartInfo.UseShellExecute = false;

            p.StartInfo.RedirectStandardError = true;
            p.StartInfo.RedirectStandardOutput = true;

            p.Start();
            stderr_str = p.StandardError.ReadToEnd(); 
            stdout_str = p.StandardOutput.ReadToEnd();
            p.WaitForExit();
            p.Close();

            UnityEngine.Debug.Log("--- GIT OUTPUT ---------");
            UnityEngine.Debug.Log(stdout_str);
            UnityEngine.Debug.Log("--- GIT ERROR OUTPUT ---");
            UnityEngine.Debug.Log(stderr_str);
            UnityEngine.Debug.Log("------------------------");

            // Git commit
            p = new Process();
            p.StartInfo.FileName = gitLocation;
            p.StartInfo.Arguments = gitCommitArgument;
            p.StartInfo.UseShellExecute = false;

            p.StartInfo.RedirectStandardError = true;
            p.StartInfo.RedirectStandardOutput = true;

            p.Start();
            stderr_str = p.StandardError.ReadToEnd(); 
            stdout_str = p.StandardOutput.ReadToEnd();
            p.WaitForExit();
            p.Close();

            UnityEngine.Debug.Log("--- GIT OUTPUT ---------");
            UnityEngine.Debug.Log(stdout_str);
            UnityEngine.Debug.Log("--- GIT ERROR OUTPUT ---");
            UnityEngine.Debug.Log(stderr_str);
            UnityEngine.Debug.Log("------------------------");

            UnityEngine.Debug.Log(stdout_str);
            UnityEngine.Debug.Log(stderr_str);
        }
    }
}

• FIX: fixed a bug in the date (had mm for minutes instead of MM for month)
• FIX: Got it working on Windows - I need to use my git.exe shipped with the cygwin environment in order to get it working (C:\Users\gs\.babun\cygwin\bin\git.exe)