Chore: separate out projectMachine from Home route (#4109)

* Rename `homeMachine` and accessories to `projectsMachine`

* Separate out `/home` route from `projectsMachine`

* Add logic to navigate out from deleted or renamed project

* Show a warning in the command palette for deleting a project

* Make it navigate when you create a project

* Update "New project" button to use command bar flow
Closes #2585

* More explicit warning message text

* Make projects watching code not run in web

* Tests first version: nested loops

* Tests second version: flattened

* Remove console logs

* Fix tsc

* @jtran feedback, use the type guard util

* A snapshot a day keeps the bugs away! 📷🐛 (OS: ubuntu-latest)

* A snapshot a day keeps the bugs away! 📷🐛 (OS: windows-latest)

* A snapshot a day keeps the bugs away! 📷🐛 (OS: windows-latest)

* Fix tests that relied on one-click, no-navigation project creation

* Revert "A snapshot a day keeps the bugs away! 📷🐛 (OS: windows-latest)"

This reverts commit 7545b61b49.

* Revert "A snapshot a day keeps the bugs away! 📷🐛 (OS: windows-latest)"

This reverts commit 3d2e48732c.

* Add a mask to the state indicator to client-side scale test

* A snapshot a day keeps the bugs away! 📷🐛 (OS: ubuntu-latest)

* A snapshot a day keeps the bugs away! 📷🐛 (OS: windows-latest)

* A snapshot a day keeps the bugs away! 📷🐛 (OS: ubuntu-latest)

* Fix lint

* Fix tsc

* Fix a couple stray tests that still relied on the old way of creating projects

* De-flake another text that could be thrown off by toast-based selectors

* FMT

* Dumb test error because I was rushing

* A snapshot a day keeps the bugs away! 📷🐛 (OS: ubuntu-latest)

* Ahhh more flaky toasts, they're everywhere!

* A snapshot a day keeps the bugs away! 📷🐛 (OS: ubuntu-latest)

* A snapshot a day keeps the bugs away! 📷🐛 (OS: windows-latest)

* A snapshot a day keeps the bugs away! 📷🐛 (OS: windows-latest)

* Re-run CI

* A snapshot a day keeps the bugs away! 📷🐛 (OS: windows-latest)

* Re-run CI

* Fix one test added since this PR was made

* Fix a few tests that failed due to changes since PR was made

* Prevent double selector issue in Ubuntu test

* Prevent *a different* double selector issue

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

e2e/playwright/onboarding-tests.spec.ts

@@ -7,6 +7,7 @@ import {
   setupElectron,
   tearDown,
   executorInputPath,
+  createProject,
 } from './test-utils'
 import { bracket } from 'lib/exampleKcl'
 import { onboardingPaths } from 'routes/Onboarding/paths'
@@ -74,13 +75,8 @@ test.describe('Onboarding tests', () => {
       const viewportSize = { width: 1200, height: 500 }
       await page.setViewportSize(viewportSize)
 
-      // Locators and constants
-      const newProjectButton = page.getByRole('button', { name: 'New project' })
-      const projectLink = page.getByTestId('project-link')
-
       await test.step(`Create a project and open to the onboarding`, async () => {
-        await newProjectButton.click()
-        await projectLink.click()
+        await createProject({ name: 'project-link', page })
         await test.step(`Ensure the engine connection works by testing the sketch button`, async () => {
           await u.waitForPageLoad()
         })