updating package for esm modules to work with vite

package.json

@@ -11,16 +11,17 @@
     "clipboard",
     "clipboard.js"
   ],
-  "main": "dist/index.js",
-  "types": "dist/index.d.ts",
-  "module": "dist/index.js",
+  "type": "module",
+  "main": "dist/cjs/index.js",
+  "types": "dist/esm/index.d.ts",
+  "module": "dist/esm/index.js",
   "author": "Jamie Curnow",
   "license": "MIT",
   "private": false,
   "scripts": {
-    "build": "tsc -d",
+    "build": "tsc -p tsconfig.json && tsc -p tsconfig-cjs.json",
     "watch": "tsc --watch -d",
-    "test": "tsc"
+    "prepublish": "npm run build"
   },
   "peerDependencies": {},
   "dependencies": {

tsconfig-cjs.json

@@ -0,0 +1,7 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "module": "CommonJS",
+    "outDir": "./dist/cjs"
+  },
+}

tsconfig.json

@@ -2,10 +2,14 @@
   "compilerOptions": {
     "allowJs": true,
     "checkJs": true,
-    "outDir": "dist",
-    "target": "es5",
+    "outDir": "dist/esm",
+    "target": "ES2015",
+    "module": "ES2020",
+    "declaration": true,
+    "sourceMap": true,
     "noImplicitAny": true,
     "moduleResolution": "node",
+    "rootDir": "src",
     "experimentalDecorators": true,
     "allowSyntheticDefaultImports": true,
     "strictNullChecks": true,
@@ -20,7 +24,8 @@
     "./src/**/*"
   ],
   "exclude": [
-    "./node_modules"
+    "./node_modules",
+    "dist"
   ],
   "compileOnSave": true
 }