Create github-api.ts

src/github-api.ts

@@ -0,0 +1,28 @@
+import { URL } from "node:url";
+
+/**
+ * The date GitHub began providing mandatory digests for all release assets.
+ */
+export const GITHUB_DIGEST_THRESHOLD = new Date("2025-07-01");
+
+export function addGitHubApiHeaders(
+  url: string,
+  currentHeaders: Record<string, string>,
+  token?: string,
+) {
+  const urlObj = new URL(url);
+
+  const isGitHubApi = "api.github.com" === urlObj.hostname;
+  const isSecure = "https:" === urlObj.protocol;
+
+  if (isGitHubApi && isSecure && token) {
+    return {
+      ...currentHeaders,
+      "Authorization": `Bearer ${token}`,
+      "X-GitHub-Api-Version": "2022-11-28",
+      "Accept": "application/vnd.github+json",
+    };
+  }
+
+  return currentHeaders;
+}