Pass the publishing app token to the release step (#661)

scripts/release-pr.ts

@@ -1,9 +1,21 @@
+import { Buffer } from "node:buffer";
 import path from "node:path";
 import { exec } from "@actions/exec";
 import pkgJson from "../package.json" with { type: "json" };
 
 const tag = `v${pkgJson.version}`;
 const releaseLine = "pr-release";
+const githubToken = process.env.GITHUB_TOKEN;
+if (!githubToken) {
+  throw new Error("GITHUB_TOKEN is required");
+}
+const basic = Buffer.from(`x-access-token:${githubToken}`).toString("base64");
+const gitEnv = {
+  ...process.env,
+  GIT_CONFIG_COUNT: "1",
+  GIT_CONFIG_KEY_0: "http.https://github.com/.extraheader",
+  GIT_CONFIG_VALUE_0: `AUTHORIZATION: basic ${basic}`,
+};
 
 process.chdir(path.join(import.meta.dirname, ".."));
 
@@ -11,9 +23,10 @@ await exec("git", ["checkout", "--detach"]);
 await exec("git", ["add", "--force", "dist"]);
 await exec("git", ["commit", "-m", tag]);
 
-await exec("git", [
-  "push",
-  "--force",
-  "origin",
-  `HEAD:refs/heads/${releaseLine}`,
-]);
+await exec(
+  "git",
+  ["push", "--force", "origin", `HEAD:refs/heads/${releaseLine}`],
+  {
+    env: gitEnv,
+  },
+);