build(knip): 👷 add actions & update docs

.github/DEVELOPMENT.md

@@ -17,6 +17,7 @@
     - [Stylelint](#stylelint)
     - [Markdown](#markdown)
     - [Check Types](#check-types)
+    - [Check unused dependencies, exports \& types](#check-unused-dependencies-exports--types)
     - [Check Spelling](#check-spelling)
     - [Check package.json](#check-packagejson)
     - [Test](#test)
@@ -27,9 +28,7 @@ Before you get started, you will need to have the following tools installed on
 your machine:
 
 - **[Node.js](https://nodejs.org/en/)** (version 12 or later)
-- **[pnpm](https://pnpm.io/)** (version 5 or later) or
-  **[npm](https://www.npmjs.com/)** or **[yarn](https://yarnpkg.com/)** (version
-  6 or later)
+- **[pnpm](https://pnpm.io/)** (version 7 or later)
 - **[Git](https://git-scm.com/)** (optional, but recommended for version
   control)
 
@@ -173,6 +172,15 @@ Markdown files
 
 `pnpm lint:types`
 
+### Check unused dependencies, exports & types
+
+([knip](https://github.com/webpro/knip)): Checks all unused dependencies,
+exports & types
+
+> Check the spelling errors
+
+`pnpm lint:knip`
+
 ### Check Spelling
 
 ([cspell](https://cspell.org)): Spell checks across all source files

.github/workflows/lint-knip.yml

@@ -0,0 +1,16 @@
+name: Check for unused dependencies, exports and types
+
+on:
+  pull_request: ~
+
+  push:
+    branches:
+      - main
+
+jobs:
+  knip:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: ./.github/actions/prepare
+      - run: pnpm lint:knip

README.md

@@ -26,23 +26,25 @@ Built using the [Next.js framework](https://nextjs.org/) and written in
 TypeScript & other amazing technologies mentioned below to build a modern web
 application.
 
-- [react](https://reactjs.org/)
 - [next.js](https://nextjs.org/)
+- [react](https://reactjs.org/)
 - [typeScript](https://www.typescriptlang.org/)
 - [zod](https://github.com/colinhacks/zod)
 - [tailwindcss](https://tailwindcss.com/)
+- [next-sitemap](https://github.com/iamvishnusankar/next-sitemap)
+- [pnpm](https://pnpm.io/)
 - [eslint](https://eslint.org/)
 - [prettier](https://prettier.io/)
 - [stylelint](https://stylelint.io/)
-- [jest](https://jestjs.io/)
-- [react-testing-library](https://testing-library.com/docs/react-testing-library/intro/)
-- [next-sitemap](https://github.com/iamvishnusankar/next-sitemap)
-- [pnpm](https://pnpm.io/)
+- [markdownlint](https://github.com/DavidAnson/markdownlint)
+- [knip](https://github.com/webpro/knip)
+- [cspell](https://cspell.org)
+- [npm-package-json-lint](https://npmpackagejsonlint.org/)
+- [release-it](https://github.com/release-it/release-it#readme)
 - [husky](https://typicode.github.io/husky/#/)
 - [lint-staged](https://github.com/okonet/lint-staged#readme)
 - [commitlint](https://commitlint.js.org/#/)
 - [gacp](https://github.com/vivaxy/gacp#readme)
-- [release-it](https://github.com/release-it/release-it#readme)
 
 ## Development
 

package.json

@@ -35,6 +35,7 @@
 		"lint:types": "tsc --noEmit",
 		"lint:css": "stylelint '**/*.css' --cache --color -f verbose",
 		"lint:md": "markdownlint **/*.md \".github/**/*.md\"",
+		"lint:knip": "knip --production",
 		"lint:package-json": "npmPkgJsonLint .",
 		"lint:spelling": "cspell --dot --gitignore --cache --no-progress check \"**/*\"",
 		"format": "npm-run-all format:*",