feat(packages/platform): add global isClient util and build config

packages/platform/build.config.ts

@@ -0,0 +1,9 @@
+import { defineBuildConfig } from 'unbuild';
+
+export default defineBuildConfig({
+  rollup: {
+    esbuild: {
+        // minify: true,
+    },
+  },
+});

packages/platform/src/index.ts

@@ -0,0 +1 @@
+export * from './multi';

packages/platform/src/multi/global/index.ts

@@ -17,3 +17,12 @@ export const _global =
         : typeof self !== 'undefined'
           ? self
           : undefined;
+
+/**
+ * @name isClient
+ * @category Multi
+ * @description Check if the current environment is the client
+ * 
+ * @since 0.0.2
+ */
+export const isClient = typeof window !== 'undefined' && typeof document !== 'undefined';

packages/platform/tsconfig.json

@@ -1,3 +1,6 @@
 {
-  "extends": "@robonen/tsconfig/tsconfig.json"
+  "extends": "@robonen/tsconfig/tsconfig.json",
+  "compilerOptions": {
+    "lib": ["DOM"]
+  }
 }