Initial Vite migration setup

packages/math/package.json

@@ -3,14 +3,14 @@
   "version": "0.1.0",
   "type": "module",
   "types": "./dist/types/math/src/index.d.ts",
-  "main": "./dist/prod/index.js",
-  "module": "./dist/prod/index.js",
+  "main": "./dist/math.umd.js", 
+  "module": "./dist/math.es.js", 
   "exports": {
     ".": {
       "types": "./dist/types/math/src/index.d.ts",
-      "development": "./dist/dev/index.js",
-      "production": "./dist/prod/index.js",
-      "default": "./dist/prod/index.js"
+      "development": "./dist/math.es.js", 
+      "production": "./dist/math.umd.js", 
+      "default": "./dist/math.umd.js"     
     },
     "./*": {
       "types": "./../math/dist/types/math/src/*.d.ts"
@@ -55,6 +55,11 @@
   "repository": "https://github.com/excalidraw/excalidraw",
   "scripts": {
     "gen:types": "rm -rf types && tsc",
-    "build:esm": "rm -rf dist && node ../../scripts/buildBase.js && yarn gen:types"
+    "build:esm": "rm -rf dist && node ../../scripts/buildBase.js && yarn gen:types",
+    "build": "vite build",
+    "test": "jest",
+    "lint": "eslint . --ext .ts,.tsx",
+    "prettier": "prettier --check .",
+    "prettier:fix": "prettier --write ."
   }
 }

packages/math/vite.config.ts

@@ -0,0 +1,27 @@
+import { defineConfig } from 'vite';
+import { fileURLToPath } from 'node:url';
+
+export default defineConfig({
+  build: {
+    lib: {
+      entry: fileURLToPath(new URL('./src/index.ts', import.meta.url)),
+      name: 'ExcalidrawMath',
+      fileName: () => 'index.js', // Changed to match package.json
+    },
+    outDir: 'dist/prod', // Added to match package.json
+    rollupOptions: {
+      external: ['react', 'react-dom'],
+      output: {
+        globals: {
+          react: 'React',
+          'react-dom': 'ReactDOM'
+        },
+        format: 'es' // Still produces ESM; UMD needs separate config if required
+      },
+      onwarn: (warning, warn) => {
+        if (warning.code === 'CIRCULAR_DEPENDENCY') return;
+        warn(warning);
+      }
+    }
+  }
+});