Merge branch 'main' into daily-js-releases

Author: Daily Autobot

package.json

@@ -23,6 +23,7 @@
     "node": ">=12"
   },
   "scripts": {
+    "prebuild": "npm run clean",
     "build": "rollup -c",
     "build:watch": "rollup -c -w",
     "clean": "rimraf dist",
@@ -63,19 +64,21 @@
   ],
   "size-limit": [
     {
-      "path": "dist/daily-react.cjs.production.min.js",
-      "limit": "10 KB"
+      "path": "dist/index.js",
+      "limit": "16 KB"
     },
     {
-      "path": "dist/daily-react.esm.js",
-      "limit": "10 KB"
+      "path": "dist/index.esm.js",
+      "limit": "17 KB"
     }
   ],
   "devDependencies": {
+    "@babel/preset-env": "^7.28.3",
     "@faker-js/faker": "^8.4.1",
     "@rollup/plugin-babel": "^6.0.4",
     "@rollup/plugin-commonjs": "^28.0.6",
     "@rollup/plugin-node-resolve": "^16.0.1",
+    "@rollup/plugin-terser": "^0.4.4",
     "@rollup/plugin-typescript": "^12.1.4",
     "@size-limit/preset-small-lib": "^5.0.3",
     "@testing-library/react": "^15.0.5",
@@ -106,7 +109,6 @@
     "rollup": "^4.44.2",
     "rollup-plugin-copy": "^3.5.0",
     "rollup-plugin-peer-deps-external": "^2.2.4",
-    "rollup-plugin-terser": "^7.0.2",
     "size-limit": "^5.0.3",
     "ts-jest": "^27.0.5",
     "tslib": "^2.3.1",

rollup.config.mjs

@@ -2,49 +2,80 @@ import resolve from '@rollup/plugin-node-resolve';
 import commonjs from '@rollup/plugin-commonjs';
 import typescript from '@rollup/plugin-typescript';
 import peerDepsExternal from 'rollup-plugin-peer-deps-external';
-import { terser } from 'rollup-plugin-terser';
+import terser from '@rollup/plugin-terser';
 import { babel } from '@rollup/plugin-babel';
 import copy from 'rollup-plugin-copy';
 import fs from 'fs-extra';
 
 const packageJson = JSON.parse(fs.readFileSync('./package.json', 'utf8'));
 
-export default {
-  input: 'src/index.ts',
-  output: [
-    {
+const commonPlugins = [
+  peerDepsExternal(),
+  resolve({
+    browser: true,
+    preferBuiltins: false,
+  }),
+  commonjs(),
+  typescript({
+    tsconfig: './tsconfig.json',
+    exclude: ['**/*.test.*', '**/*.stories.*'],
+  }),
+  babel({
+    babelHelpers: 'bundled',
+    exclude: 'node_modules/**',
+    extensions: ['.js', '.jsx', '.ts', '.tsx'],
+    presets: [['@babel/preset-env', { exclude: ['transform-regenerator'] }]],
+  }),
+];
+
+const externalDependencies = ['@daily-co/daily-js', 'jotai', 'react', 'react-dom'];
+
+export default [
+  // ESM build (unminified)
+  {
+    input: 'src/index.ts',
+    output: {
+      file: packageJson.module,
+      format: 'esm',
+      sourcemap: true,
+    },
+    plugins: [
+      ...commonPlugins,
+      copy({
+        targets: [{ src: 'src/types', dest: 'dist' }],
+      }),
+    ],
+    external: externalDependencies,
+  },
+  // CJS build (minified)
+  {
+    input: 'src/index.ts',
+    output: {
       file: packageJson.main,
       format: 'cjs',
       sourcemap: true,
       exports: 'named',
     },
-    {
-      file: packageJson.module,
-      format: 'esm',
-      sourcemap: true,
-    },
-  ],
-  plugins: [
-    peerDepsExternal(),
-    resolve({
-      browser: true,
-      preferBuiltins: false,
-    }),
-    commonjs(),
-    typescript({
-      tsconfig: './tsconfig.json',
-      exclude: ['**/*.test.*', '**/*.stories.*'],
-    }),
-    babel({
-      babelHelpers: 'bundled',
-      exclude: 'node_modules/**',
-      extensions: ['.js', '.jsx', '.ts', '.tsx'],
-      presets: [['@babel/preset-env', { exclude: ['transform-regenerator'] }]],
-    }),
-    terser(),
-    copy({
-      targets: [{ src: 'src/types', dest: 'dist' }],
-    }),
-  ],
-  external: ['@daily-co/daily-js', 'jotai', 'react', 'react-dom'],
-};
+    plugins: [
+      ...commonPlugins,
+      terser({
+        ecma: 2018, // Target ES2018+ since WebRTC requires modern browsers
+        compress: {
+          passes: 2, // Run compression twice for better results
+          unsafe: true, // Enable unsafe optimizations (safe for modern browsers)
+        },
+        mangle: {
+          properties: {
+            regex: /^_/, // Mangle properties starting with underscore
+          },
+          safari10: false, // Don't worry about Safari 10 compatibility
+        },
+        format: {
+          comments: false, // Remove all comments
+          ecma: 2018, // Use modern JS syntax in output
+        },
+      }),
+    ],
+    external: externalDependencies,
+  },
+];