Split jest tests into fast and slow groups (#1401)

package.json

@@ -11,7 +11,9 @@
     "zipdist": "node scripts/zipdist.js",
     "typecheck": "tsc --noEmit && tsc-strict",
     "format": "prettier --write './**/*.{js,ts,tsx,vue}'",
-    "test": "npm run build && jest",
+    "test": "jest --config jest.config.base.ts",
+    "test:jest:fast": "jest --config jest.config.fast.ts",
+    "test:jest:slow": "jest --config jest.config.slow.ts",
     "test:generate:examples": "npx tsx tests-ui/extractExamples",
     "test:generate": "npx tsx tests-ui/setup",
     "test:browser": "npx playwright test",