fix: Adjusting contribution docs (#3979)

* fix: Fixing up contribution docs with dev containers

* fix: Bumping JS deps for `docs-starlight`

* fix: Downgrading `estree-walker` due to incompatibility with Vercel plugin for Astro

* fix: Adjusting `.codespellrc`

Author: yhakbar

.codespellrc

@@ -1,3 +1,3 @@
 [codespell]
 skip = go.mod,go.sum,*.svg,Gemfile.lock,bun.lock
-ignore-words-list = dRan
+ignore-words-list = dRan,implementors

.gitignore

@@ -16,3 +16,4 @@ terragrunt
 mocks/
 .go-version
 .terragrunt-stack
+.devcontainer.json