A small editor script that adds a menu item which recompiles the entire project (and also prints out how long it took).

RecompileMenuItem.cs

using UnityEditor;
using UnityEditor.Compilation;
using UnityEngine;

public class RecompileMenuItem : Editor
{
    private static bool _isCompiling = false;
    private static double _compileTime;
    
    [MenuItem("Tools/Recompile Project", false, -9999)]
    private static void RecompileProject()
    {
        if (!_isCompiling)
        {
            CompilationPipeline.compilationStarted += OnCompilationStarted;
            CompilationPipeline.compilationFinished += OnCompilationFinished;
            
            CompilationPipeline.RequestScriptCompilation();
        }
    }
    
    private static void OnCompilationStarted(object obj)
    {
        Debug.Log("Starting recompilation of all project scripts...");
        
        _isCompiling = true;
        _compileTime = EditorApplication.timeSinceStartup;
        
        CompilationPipeline.compilationStarted -= OnCompilationStarted;
    }
    
    private static void OnCompilationFinished(object obj)
    {
        _isCompiling = false;
        _compileTime = EditorApplication.timeSinceStartup - _compileTime;
        
        Debug.Log($"Finished compiling all scripts in {_compileTime.ToString("F1")} seconds.");
        
        CompilationPipeline.compilationFinished -= OnCompilationFinished;
    }
}