Add library build for script tag usage

.github/workflows/javascript.yml

@@ -29,9 +29,10 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v2
         with:
-          node-version: '16'
-          cache: 'npm'
+          node-version: '20'
       - name: Install packages
         run: npm ci
       - name: Build (verifies types)
         run: npm run build
+      - name: Run tests
+        run: npm test

CNAME

@@ -1 +1 @@
-aura.lightward.com
+aura.lightward.io

__tests__/aura-library.test.js

@@ -0,0 +1,57 @@
+/**
+ * Tests for Aura library build
+ * Verifies that the IIFE build exports correctly and can be used via script tag
+ */
+
+const fs = require('fs');
+const path = require('path');
+const vm = require('vm');
+
+describe('Aura Library', () => {
+  let LightwardAura;
+
+  beforeAll(() => {
+    // Load the built library
+    const libraryPath = path.join(__dirname, '../dist/aura.js');
+    const libraryCode = fs.readFileSync(libraryPath, 'utf8');
+
+    // Create a sandbox with a window object
+    const sandbox = { window: {}, self: {} };
+
+    // Execute the library code in the sandbox
+    vm.runInNewContext(libraryCode, sandbox);
+
+    // The IIFE assigns to the global scope (window in browser, this in Node)
+    LightwardAura = sandbox.LightwardAura;
+  });
+
+  test('library file exists', () => {
+    const libraryPath = path.join(__dirname, '../dist/aura.js');
+    expect(fs.existsSync(libraryPath)).toBe(true);
+
+    const stats = fs.statSync(libraryPath);
+    expect(stats.size).toBeGreaterThan(1000); // Should be a substantial file
+  });
+
+  test('exports LightwardAura', () => {
+    expect(LightwardAura).toBeDefined();
+    // IIFE export could be function or object depending on module structure
+    expect(['function', 'object']).toContain(typeof LightwardAura);
+  });
+
+  test('LightwardAura exports Aura class', () => {
+    // Check if it's exported as default or directly
+    const Aura = LightwardAura.default || LightwardAura;
+
+    expect(Aura).toBeDefined();
+    expect(typeof Aura).toBe('function');
+  });
+
+  test('Aura class has expected constructor signature', () => {
+    const Aura = LightwardAura.default || LightwardAura;
+
+    // Check constructor exists and expects parameters
+    expect(typeof Aura).toBe('function');
+    expect(Aura.length).toBeGreaterThan(0); // Has parameters (gl, options)
+  });
+});

jest.config.js

@@ -0,0 +1,5 @@
+module.exports = {
+  testEnvironment: 'jsdom',
+  testMatch: ['**/__tests__/**/*.test.js'],
+  collectCoverageFrom: ['dist/aura.js'],
+};