Nadro/adhoc/e2e improvements (#4013)

* chore: saving off package.json progress unit tests fail in main

* fix: implementing a one liner for unit tests

* fix: renaming test:unit:local

* chore: adding playwright tests

* fix: making package.json not destructive to keep same pipeline commands for now

* fix: reordering

* fix: added tags for OS tests, moved kill-port to dev depen

* fix: OS skipping at tag level

* fix: lint, fmt, tsc, etc...

* Look at this (photo)Graph *in the voice of Nickelback*

* fix: new formatting

* fix: removing the ci copy, do not like it

* Look at this (photo)Graph *in the voice of Nickelback*

* chore: updating readme with explanation on the commands for CI CD simulation locally

* fix: package.json command for unit test, removing cached breaking cache in unit tests

* fix: fixing copy and typos in README.md for CI CD section

* fix: adding a duplicate command for a better name. CI CD will use it in a future PR

* fix: this is wrong... removing it

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

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

This reverts commit f767dd46d4.

* fix: typos in README.md

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: Kurt Hutten Irev-Dev <k.hutten@protonmail.ch>

src/lang/std/artifactGraph.test.ts

@@ -14,7 +14,7 @@ import {
 } from './artifactGraph'
 import { err } from 'lib/trap'
 import { engineCommandManager, kclManager } from 'lib/singletons'
-import { CI, VITE_KC_DEV_TOKEN } from 'env'
+import { VITE_KC_DEV_TOKEN } from 'env'
 import fsp from 'fs/promises'
 import fs from 'fs'
 import { chromium } from 'playwright'
@@ -97,21 +97,6 @@ type CacheShape = {
 beforeAll(async () => {
   await initPromise
 
-  let parsed
-  try {
-    const file = await fsp.readFile(fullPath, 'utf-8')
-    parsed = JSON.parse(file)
-  } catch (e) {
-    parsed = false
-  }
-
-  if (!CI && parsed) {
-    // caching the results of the websocket commands makes testing this locally much faster
-    // real calls to the engine are needed to test the artifact map
-    // bust the cache with: `rm -rf src/lang/std/artifactGraphCache`
-    return
-  }
-
   // THESE TEST WILL FAIL without VITE_KC_DEV_TOKEN set in .env.development.local
   await new Promise((resolve) => {
     engineCommandManager.start({