test(frontend): add legacy visual parity fixtures

tools/frontend-legacy-parity/tsconfig.json

@@ -0,0 +1,13 @@
+{
+    "compilerOptions": {
+        "allowJs": true,
+        "esModuleInterop": true,
+        "module": "NodeNext",
+        "moduleResolution": "NodeNext",
+        "resolveJsonModule": true,
+        "strict": true,
+        "target": "ES2022",
+        "types": ["node", "@playwright/test"]
+    },
+    "include": ["./**/*.ts", "./**/*.mjs"]
+}