chore: merge blocksuite source code (#9213)

blocksuite/playground/scripts/hmr-plugin/index.ts

@@ -0,0 +1,38 @@
+import path from 'node:path';
+
+import {
+  hmrPlugin as wcHmrPlugin,
+  presets,
+} from 'vite-plugin-web-components-hmr';
+
+import { fineTuneHmr } from './fine-tune.js';
+
+const customLitPath = path.resolve(
+  __dirname,
+  '../../../blocks/src/_legacy/index.js'
+);
+
+const include = ['../blocks/src/**/*'];
+const exclude = ['**/*/node_modules/**/*'];
+
+// https://vitejs.dev/config/
+export const hmrPlugin = process.env.WC_HMR
+  ? [
+      wcHmrPlugin({
+        include,
+        exclude,
+        presets: [presets.lit],
+        decorators: [{ name: 'customElement', import: 'lit/decorators.js' }],
+        baseClasses: [
+          {
+            name: 'ShadowlessElement',
+            import: customLitPath,
+          },
+        ],
+      }),
+      fineTuneHmr({
+        include,
+        exclude,
+      }),
+    ]
+  : [];