add lint workflow+config, format and eslint fixes

.github/workflows/lint.yml

@@ -0,0 +1,25 @@
+name: Lint
+on: [push, pull_request]
+
+permissions:
+  checks: read
+  contents: read
+
+jobs:
+  run-linters:
+    name: Run linters
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+
+      - name: Install Node.js dependencies
+        run: |
+          npm install
+
+      - name: Run Prettier to check formatting
+        run: |
+          npx prettier --config ./config/.prettierrc.json --check "**/*.js"

babel-plugin-macros.config.js

@@ -1,5 +1,5 @@
 module.exports = {
-    'fontawesome-svg-core': {
-      'license': 'free'
-    }
-  }
+  "fontawesome-svg-core": {
+    license: "free",
+  },
+};

babel.config.js

@@ -1,6 +1,6 @@
 module.exports = function (api) {
   api.cache(true);
-    return {
-      plugins: ['macros'],
-    }
-  }
+  return {
+    plugins: ["macros"],
+  };
+};

config/.prettierrc.json

@@ -0,0 +1,8 @@
+{
+  "printWidth": 80,
+  "semi": true,
+  "trailingComma": "all",
+  "singleQuote": false,
+  "bracketSpacing": true,
+  "arrowParens": "always"
+}