Switching to project.el

I've used projectile ever since I created my own Emacs config. I have a vague memory choosing it because some other package only supported it. (It might have been lsp-mode , but I'm not sure.) Anyway, now that I'm trying out eglot , again , I thought I might as well see if I can switch to project.el , which is included in Emacs nowadays. A non-VC project marker Projectile allows using a file,…