chore: enable tsgo on typecheck (#605)

https://devblogs.microsoft.com/typescript/progress-on-typescript-7-december-2025/

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

* **Chores**
* Enhanced development tooling and type-checking workflow; added a new
development dependency to support previews.
* **Tests**
* Improved network test stability by enabling request retry behavior for
specific HTTP tests to reduce transient failures.

<sub>✏️ Tip: You can customize this high-level summary in your review
settings.</sub>
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Author: fengmk2

package.json

@@ -25,7 +25,7 @@
   "scripts": {
     "lint": "oxlint src test",
     "fmt": "oxfmt",
-    "typecheck": "tsc --noEmit",
+    "typecheck": "tsc --noEmit && tsgo --noEmit",
     "fmtcheck": "oxfmt --check .",
     "prebuild": "npm run clean",
     "build": "tsc --version && tshy && tshy-after && npm run build:version",
@@ -69,6 +69,7 @@
     "@types/qs": "^6.9.7",
     "@types/selfsigned": "^2.0.1",
     "@types/tar-stream": "^2.2.2",
+    "@typescript/native-preview": "7.0.0-dev.20251208.1",
     "@ungap/structured-clone": "^1.2.1",
     "@vitest/coverage-v8": "^3.0.2",
     "busboy": "^1.6.0",

pnpm-lock.yaml

@@ -9,12 +9,14 @@ describe('urllib.options.allowH2.test.ts', () => {
     let response = await urllib.request('https://registry.npmmirror.com', {
       allowH2: true,
       dataType: 'json',
+      retry: 3,
     });
     assert.equal(response.status, 200);
 
     response = await urllib.curl('https://registry.npmmirror.com', {
       allowH2: true,
       dataType: 'json',
+      retry: 3,
     });
     assert.equal(response.status, 200);
   });