update base pkg for core and dom

package.json

@@ -6,13 +6,16 @@
   "repository": "barelyhuman/preact-native",
   "license": "MIT",
   "author": "",
+  "main": "./core/dist/core.js",
+  "module": "./core/dist/core.mjs",
+  "types": "./core/dist/core.d.ts",
   "exports": {
     ".": {
-      "types": "./dist/index.d.ts",
-      "browser": "./dist/index.module.js",
-      "umd": "./dist/index.umd.js",
-      "import": "./dist/index.mjs",
-      "require": "./dist/index.js"
+      "types": "./core/dist/core.d.ts",
+      "browser": "./core/dist/core.module.js",
+      "umd": "./core/dist/core.umd.js",
+      "import": "./core/dist/core.mjs",
+      "require": "./core/dist/core.js"
     },
     "./dom": {
       "types": "./dom/dist/index.d.ts",
@@ -23,21 +26,20 @@
     },
     "./package.json": "./package.json"
   },
-  "main": "dist/index.js",
-  "umd:main": "dist/index.umd.js",
-  "unpkg": "dist/index.min.js",
-  "module": "dist/index.module.js",
-  "source": "src/index.js",
-  "types": "dist/index.d.ts",
   "files": [
-    "src",
-    "dist"
+    "core/src",
+    "core/dist",
+    "dom/src",
+    "dom/dist"
   ],
   "scripts": {
     "nuke": "find . -name 'node_modules' -type d -prune | xargs rm -rf",
     "build": "npm-run-all --parallel build:*",
     "build:dom": "microbundle build --raw --generateTypes -f cjs,esm,umd --cwd dom",
+    "build:core": "microbundle build --raw --generateTypes -f cjs,esm,umd --cwd core",
+    "dev": "npm-run-all --parallel dev:*",
     "dev:dom": "microbundle build --raw --generateTypes -f cjs,esm,umd --cwd dom --watch",
+    "dev:core": "microbundle build --raw --generateTypes -f cjs,esm,umd --cwd core --watch",
     "example:start": "cd example;yarn start",
     "example:ios": "cd example; yarn ios",
     "example:android": "cd example; yarn android",
@@ -65,6 +67,7 @@
     "react-native": "^0.70.1"
   },
   "peerDependencies": {
+    "dom": "*",
     "preact": ">10",
     "react": ">=17",
     "react-native": ">=0.65"