Start of new CLI (tailwindlabs#4526)

* Ignore workspace settings

* Parameterize setting up the context

* WIP

* WIP

* WIP

* WIP

* wip

* WIP

Co-Authored-By: Jesse Katsumata <niconico.clarinet@gmail.com>

* WIP

Co-Authored-By: Jesse Katsumata <niconico.clarinet@gmail.com>

* WIP

Co-Authored-By: Jesse Katsumata <niconico.clarinet@gmail.com>

* Update some comments

Co-Authored-By: Jesse Katsumata <niconico.clarinet@gmail.com>

* Fix bug

* WIP

* WIP'

* more things

* log console.time calls conditionally based on process.env.DEBUG

* add `init` command

* clean up when using --jit

* Make config file optional

* cleanup path.resolve calls

path.resolve('.') is the same as path.resolve(process.cwd(), '.')

* implement `--help`

* shush eslint

* drop unnecessary file

Co-authored-by: Adam Wathan <adam.wathan@gmail.com>
Co-authored-by: Jesse Katsumata <niconico.clarinet@gmail.com>

Author: 3 people

.gitignore

@@ -3,6 +3,7 @@
 /cli
 /lib
 /example
+.vscode
 tailwind.config.js
 index.html
 yarn.lock

package-lock.json

@@ -65,6 +65,7 @@
   },
   "dependencies": {
     "@fullhuman/postcss-purgecss": "^4.0.3",
+    "arg": "^5.0.0",
     "bytes": "^3.0.0",
     "chalk": "^4.1.1",
     "chokidar": "^3.5.1",