Simplify proxy environment setup in request.js

Removed undici proxy agent configuration and related error handling. Now only sets NODE_USE_ENV_PROXY to encourage Node to honor standard proxy environment variables.

.github/workflows/test.yml

@@ -44,6 +44,8 @@ jobs:
       - run: npm run build
       - uses: ./ # Uses the action in the root directory
         id: test
+        env:
+          https_proxy: https://example.com
         with:
           app-id: ${{ vars.TEST_APP_ID }}
           private-key: ${{ secrets.TEST_APP_PRIVATE_KEY }}

lib/request.js

@@ -1,41 +1,18 @@
 import core from "@actions/core";
 import { request } from "@octokit/request";
-import { ProxyAgent, fetch as undiciFetch } from "undici";
 
-const baseUrl = core.getInput("github-api-url").replace(/\/$/, "");
-
-// https://docs.github.com/actions/hosting-your-own-runners/managing-self-hosted-runners/using-a-proxy-server-with-self-hosted-runners
-const proxyUrl =
-  process.env.https_proxy ||
-  process.env.HTTPS_PROXY ||
-  process.env.http_proxy ||
-  process.env.HTTP_PROXY;
-
-/* c8 ignore start */
-// Native support for proxies in Undici is under consideration: https://github.com/nodejs/undici/issues/1650
-// Until then, we need to use a custom fetch function to add proxy support.
-const proxyFetch = (url, options) => {
-  const urlHost = new URL(url).hostname;
-  const noProxy = (process.env.no_proxy || process.env.NO_PROXY || "").split(
-    ",",
-  );
-
-  if (!noProxy.includes(urlHost)) {
-    options = {
-      ...options,
-      dispatcher: new ProxyAgent(String(proxyUrl)),
-    };
-  }
-
-  return undiciFetch(url, options);
-};
+/* c8 ignore start -- env knob setup */
+// Encourage Node to honor standard *_PROXY vars for core HTTP(S) agents.
+if (process.env.NODE_USE_ENV_PROXY == null) {
+  process.env.NODE_USE_ENV_PROXY = "1";
+}
 /* c8 ignore stop */
 
+// Get the GitHub API URL from the action input and remove any trailing slash
+const baseUrl = core.getInput("github-api-url").replace(/\/$/, "");
+
+// Configure the default settings for GitHub API requests
 export default request.defaults({
-  headers: {
-    "user-agent": "actions/create-github-app-token",
-  },
+  headers: { "user-agent": "actions/create-github-app-token" },
   baseUrl,
-  /* c8 ignore next */
-  request: proxyUrl ? { fetch: proxyFetch } : {},
 });

main.js

@@ -1,5 +1,4 @@
 // @ts-check
-
 import core from "@actions/core";
 import { createAppAuth } from "@octokit/auth-app";
 
@@ -38,7 +37,7 @@ export default main(
   core,
   createAppAuth,
   request,
-  skipTokenRevoke,
+  skipTokenRevoke
 ).catch((error) => {
   /* c8 ignore next 3 */
   console.error(error);

package-lock.json

@@ -1,19 +1,18 @@
 {
   "name": "create-github-app-token",
-  "version": "3.0.0-beta.1",
+  "version": "3.0.0-beta.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "create-github-app-token",
-      "version": "3.0.0-beta.1",
+      "version": "3.0.0-beta.2",
       "license": "MIT",
       "dependencies": {
         "@actions/core": "^1.11.1",
         "@octokit/auth-app": "^7.2.1",
         "@octokit/request": "^9.2.2",
-        "p-retry": "^6.2.1",
-        "undici": "^7.8.0"
+        "p-retry": "^6.2.1"
       },
       "devDependencies": {
         "@octokit/openapi": "^19.1.0",
@@ -24,6 +23,7 @@
         "esbuild": "^0.25.8",
         "execa": "^9.6.0",
         "open-cli": "^8.0.0",
+        "undici": "^7.13.0",
         "yaml": "^2.8.1"
       },
       "engines": {
@@ -3817,6 +3817,7 @@
       "version": "7.13.0",
       "resolved": "https://registry.npmjs.org/undici/-/undici-7.13.0.tgz",
       "integrity": "sha512-l+zSMssRqrzDcb3fjMkjjLGmuiiK2pMIcV++mJaAc9vhjSGpvM7h43QgP+OAMb1GImHmbPyG2tBXeuyG5iY4gA==",
+      "dev": true,
       "license": "MIT",
       "engines": {
         "node": ">=20.18.1"

package.json

@@ -2,13 +2,13 @@
   "name": "create-github-app-token",
   "private": true,
   "type": "module",
-  "version": "3.0.0-beta.1",
+  "version": "3.0.0-beta.2",
   "description": "GitHub Action for creating a GitHub App Installation Access Token",
   "engines": {
     "node": ">=24.4.0"
   },
   "scripts": {
-    "build": "esbuild main.js post.js --bundle --outdir=dist --out-extension:.js=.cjs --platform=node --packages=bundle",
+  "build": "esbuild main.js post.js --bundle --outdir=dist --out-extension:.js=.cjs --platform=node --packages=bundle",
     "test": "c8 --100 ava tests/index.js",
     "coverage": "c8 report --reporter html",
     "postcoverage": "open-cli coverage/index.html"
@@ -18,8 +18,7 @@
     "@actions/core": "^1.11.1",
     "@octokit/auth-app": "^7.2.1",
     "@octokit/request": "^9.2.2",
-    "p-retry": "^6.2.1",
-    "undici": "^7.8.0"
+    "p-retry": "^6.2.1"
   },
   "devDependencies": {
     "@octokit/openapi": "^19.1.0",
@@ -30,6 +29,7 @@
     "esbuild": "^0.25.8",
     "execa": "^9.6.0",
     "open-cli": "^8.0.0",
+    "undici": "^7.13.0",
     "yaml": "^2.8.1"
   },
   "release": {
@@ -46,7 +46,6 @@
       "@semantic-release/release-notes-generator",
       "@semantic-release/github",
       "@semantic-release/npm",
-      "semantic-release-plugin-github-breaking-version-tag",
       [
         "@semantic-release/git",
         {