fix: remaining dependabot security issues (#890)

* Upgrade docs deps

* Upgrade frontend to latest deps

* Update package overrides

* Remove redundant deps

* Add tailwind postcss plugin

* Replace language select with chakra

* Fix main nav

* Patch gray matter

* Fix webpack override

* Replace python-jose with pyjwt

* Override kv url for frontend in compose

* Upgrade hatchet sdk

* Update docs

* Supress pydantic warnings

www/postcss.config.js

@@ -1,6 +1,6 @@
 module.exports = {
   plugins: {
-    tailwindcss: {},
+    "@tailwindcss/postcss": {},
     autoprefixer: {},
   },
 };