chore: use builtin fetch (#188)

Author: sapphi-red

package.json

@@ -53,7 +53,6 @@
     "eslint": "^9.30.1",
     "eslint-config-prettier": "^10.1.5",
     "mrmime": "^2.0.1",
-    "node-fetch": "^3.3.2",
     "prettier": "^3.6.2",
     "throttle-debounce": "^5.0.2",
     "tsdown": "^0.12.9",

pnpm-lock.yaml

@@ -1,7 +1,6 @@
 import { describe, test, beforeAll, afterAll, expect } from 'vitest'
 import type { PreviewServer, ViteDevServer } from 'vite'
 import { build, createServer, preview } from 'vite'
-import fetch from 'node-fetch'
 import { testcases } from './testcases'
 import { getConfig, loadFileContent, normalizeLineBreak } from './utils'
 import type { AddressInfo } from 'node:net'