Tidy up debug menu

[simonw]

The debug menu is a bit of a mess already:

Originally posted by @simonw in #93 (comment)

[simonw]

I can make the "Stop Server and Copy Command" option more obvious by adding a confirmation dialog with extra details, as seen here:

datasette-app/main.js

Lines 916 to 929 in a4ede0f

	{
	label: "Reinstall Datasette",
	click() {
	dialog
	.showMessageBox({
	type: "warning",
	message: "Delete and reinstall Datasette?",
	detail:
	"This will upgrade Datasette to the latest version, and remove all currently installed additional plugins.",
	buttons: ["OK", "Cancel"],
	})
	.then(async (click) => {
	if (click.response == 0) {
	// Clicked OK

[simonw]

I think "Run Server Manually".

[simonw]

Here's the new design for that feature:

[simonw]

I'm going to group these - the server stuff can go together.

[simonw]

Menu now looks like this: