chore: merge blocksuite source code (#9213)

blocksuite/framework/sync/vitest.config.ts

@@ -0,0 +1,23 @@
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    include: ['src/__tests__/**/*.unit.spec.ts'],
+    testTimeout: 500,
+    coverage: {
+      provider: 'istanbul', // or 'c8'
+      reporter: ['lcov'],
+      reportsDirectory: '../../../.coverage/sync',
+    },
+    /**
+     * Custom handler for console.log in tests.
+     *
+     * Return `false` to ignore the log.
+     */
+    onConsoleLog(log, type) {
+      console.warn(`Unexpected ${type} log`, log);
+      throw new Error(log);
+    },
+    restoreMocks: true,
+  },
+});