Add task list demo application

examples/calculator/postcss.config.js

@@ -1,7 +0,0 @@
-export default {
-  plugins: {
-    '@tailwindcss/nesting': {},
-    tailwindcss: {},
-    autoprefixer: {},
-  },
-};

examples/calculator/setup-tests.js

@@ -1 +1 @@
-import '@testing-library/jest-dom'; // Provides custom matchers
+import '@testing-library/jest-dom';

examples/calculator/tailwind.config.js

@@ -1,13 +0,0 @@
-/** @type {import('tailwindcss').Config} */
-export default {
-  content: ['./**/*.{html,js}'],
-  theme: {
-    extend: {
-      container: {
-        center: true,
-        padding: '1rem',
-      },
-    },
-  },
-  plugins: [],
-};

examples/calculator/vite.config.js

@@ -1,5 +1,7 @@
 import { defineConfig } from 'vite';
+import { css } from 'css-configuration';
 
 export default defineConfig({
   assetsInclude: ['**/*.html'],
+  css,
 });

examples/calculator/vitest.config.js

@@ -1,7 +1,7 @@
-import { defineConfig } from 'vitest/config';
+import { mergeConfig } from 'vitest/config';
+import config from './vite.config';
 
-export default defineConfig({
-  assetsInclude: ['**/*.html'],
+export default mergeConfig(config, {
   test: {
     environment: 'happy-dom',
   },