re-add workflow that was accidentally removed

.forgejo/workflows/lint.yml

@@ -0,0 +1,56 @@
+name: CodeQL
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  lint-debian:
+    runs-on: debian-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install Linters
+        run: npm install -g htmlhint stylelint stylelint-config-standard eslint
+      - name: HTML
+        run: htmlhint "**/*.html" --ignore "assets/**"
+      - name: CSS
+        run: |
+          echo '{
+            "extends": "stylelint-config-standard",
+            "rules": {
+              "no-duplicate-selectors": null,
+              "no-descending-specificity": null,
+              "declaration-block-no-shorthand-property-overrides": null,
+              "font-family-no-duplicate-names": null,
+              "selector-class-pattern": null,
+              "selector-id-pattern": null,
+              "keyframes-name-pattern": null,
+              "declaration-block-single-line-max-declarations": null,
+              "property-no-unknown": null,
+              "declaration-property-value-no-unknown": null
+            }
+          }' > .stylelintrc.json
+          stylelint "**/*.css" --allow-empty-input --fix || stylelint "**/*.css" --allow-empty-input
+      - name: JS
+        run: |
+          echo "export default [
+            {
+              languageOptions: { 
+                globals: {
+                  window: 'readonly',
+                  document: 'readonly',
+                  navigator: 'readonly',
+                  location: 'readonly',
+                  history: 'readonly',
+                  localStorage: 'readonly',
+                  fetch: 'readonly'
+                }
+              },
+              rules: { 
+                'semi': ['error', 'always'],
+                'no-console': 'off'
+              }
+            }
+          ];" > eslint.config.mjs
+          npx eslint . --fix || npx eslint .