deps: add testing dependencies and update configuration

- Add Babel core, presets for env and TypeScript support
- Add babel-jest for JavaScript transformation in Jest
- Add node-fetch and @types/node-fetch for HTTP testing
- Update TypeScript config for better Jest compatibility
- Update bun.lock with new dependency resolutions

package.json

@@ -63,6 +63,9 @@
     "uuid": "^12.0.0"
   },
   "devDependencies": {
+    "@babel/core": "^7.28.4",
+    "@babel/preset-env": "^7.28.3",
+    "@babel/preset-typescript": "^7.27.1",
     "@playwright/test": "^1.55.0",
     "@secretlint/node": "^11.2.3",
     "@secretlint/secretlint-rule-preset-recommend": "^11.2.3",
@@ -70,9 +73,11 @@
     "@testing-library/react": "^16.3.0",
     "@types/jest": "^30.0.0",
     "@types/node": "^22.14.0",
+    "@types/node-fetch": "^2.6.13",
     "@types/uuid": "^10.0.0",
     "@typescript-eslint/eslint-plugin": "^8.42.0",
     "@typescript-eslint/parser": "^8.42.0",
+    "babel-jest": "^30.1.2",
     "dockerfilelint": "^1.8.0",
     "eclint": "^2.8.1",
     "eslint": "^9.35.0",
@@ -83,6 +88,7 @@
     "jest-environment-jsdom": "^30.1.2",
     "lint-staged": "^16.1.6",
     "markdownlint-cli2": "^0.18.1",
+    "node-fetch": "^3.3.2",
     "prettier": "^3.6.2",
     "shelljs": "^0.10.0",
     "ts-jest": "^29.4.1",

tsconfig.json

@@ -6,6 +6,8 @@
     "module": "ESNext",
     "lib": ["ES2022", "DOM", "DOM.Iterable"],
     "skipLibCheck": true,
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
     "types": ["node", "jest", "@playwright/test"],
     "moduleResolution": "bundler",
     "isolatedModules": true,