ci: add lint workflow

.gitea/workflows/lint.yml

@@ -0,0 +1,30 @@
+name: Run ESLint
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  lint:
+    name: Run ESLint
+    runs-on: ubuntu-latest
+    
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '23'
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run ESLint
+        run: npm run lint

README.md

@@ -2,6 +2,7 @@
 
 [![License: Unlicense](https://img.shields.io/badge/license-Unlicense-blue.svg)](http://unlicense.org/)
 [![Build Status](https://git.pontusmail.org/aidan/aidxnCC/actions/workflows/push.yml/badge.svg)](https://git.pontusmail.org/aidan/aidxnCC/actions/?workflow=push.yml)
+[![ESLint Status](https://git.pontusmail.org/aidan/aidxnCC/actions/workflows/lint.yml/badge.svg)](https://git.pontusmail.org/aidan/aidxnCC/actions/?workflow=lint.yml)
 
 aidxnCC is the third version of my personal website.