separate ESLint for the viewer app

Author: Erik Soehnel

.github/workflows/pages.yml

@@ -38,6 +38,9 @@ jobs:
       - name: Install
         run: npm ci
 
+      - name: Lint
+        run: npm run lint
+
       - name: Build docs
         run: npm run build
 

docs/eslint.config.js

@@ -0,0 +1,19 @@
+// generated with `npm init @eslint/config@latest`
+import js from '@eslint/js';
+import globals from 'globals';
+import tseslint from 'typescript-eslint';
+import { defineConfig, globalIgnores } from 'eslint/config';
+
+export default defineConfig([
+  globalIgnores(['dist', 'eslint.config.js']),
+  {
+    files: ['src/**/*.{ts, tsx}'],
+    plugins: { js },
+    extends: ['js/recommended'],
+  },
+  {
+    files: ['src/**/*.{ts, tsx}'],
+    languageOptions: { globals: globals.browser },
+  },
+  tseslint.configs.recommended,
+]);