chore: migrate from eslint to oxlint

Author: kentcdodds

.github/workflows/format.yml

@@ -48,8 +48,8 @@ jobs:
           npx prettier --write "**/*.{js,jsx,ts,tsx,md,css}" --ignore-path
           .prettierignore
 
-      - name: 🔍 Run ESLint --fix
-        run: npm run lint -- --fix
+      - name: 🔍 Run Oxlint --fix
+        run: oxlint . --fix
 
       - name: 💾 Commit changes
         run: |

.github/workflows/validate.yml

@@ -14,7 +14,7 @@ env:
 
 jobs:
   lint:
-    name: ⬣ ESLint
+    name: ⬣ Oxlint
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:

.oxlintrc.json

@@ -0,0 +1,22 @@
+{
+	"extends": ["./node_modules/@epic-web/config/oxlint-config.json"],
+	"env": {
+		"browser": true,
+		"node": true
+	},
+	"ignorePatterns": [
+		"**/.nx/**",
+		"**/example/playground/**",
+		"packages/workshop-cli/vitest.config.ts",
+		"playwright.config.ts"
+	],
+	"overrides": [
+		{
+			"files": ["example/**"],
+			"rules": {
+				"no-unused-vars": "off",
+				"vitest/no-import-node-test": "off"
+			}
+		}
+	]
+}

AGENTS.md

@@ -20,7 +20,7 @@ installed in individual repositories which resemble the structure of the
 
 - npm
 - node.js
-- eslint
+- oxlint
 - prettier
 - typescript
 - vitest
@@ -215,7 +215,7 @@ test('renders provided items', () => {
 
 The code style guide can be found in
 `node_modules/@epic-web/config/docs/style-guide.md` (once dependencies have been
-installed). Only the most important bits are enforced by eslint.
+installed). Only the most important bits are enforced by oxlint.
 
 - Prefer ECMAScript private fields (e.g., `#child`) over the `private` keyword
   for class fields.

docs/development.md

@@ -46,7 +46,7 @@ This repository has two main CI workflows that run on pushes to `main`:
 
 ### Auto Format Workflow
 
-- Runs Prettier and ESLint with `--fix` to automatically format code
+- Runs Prettier and Oxlint with `--fix` to automatically format code
 - Commits any formatting changes with message "chore: cleanup 🧹"
 - When changes are committed, triggers a new validation workflow run to ensure
   release happens on the formatted code

eslint.config.js

@@ -45,8 +45,3 @@ if (result.status === 0) {
 	process.exit(result.status)
 }
 
-/*
-eslint
-  "no-undef": "off",
-  "vars-on-top": "off",
-*/