Set octokit baseurl for enterprise

src/utils.ts

@@ -41,6 +41,13 @@ export function isSPDXValid(license: string): boolean {
   }
 }
 
+function isEnterprise(): boolean {
+  const serverUrl = new URL(
+    process.env['GITHUB_SERVER_URL'] ?? 'https://github.com'
+  )
+  return serverUrl.hostname.toLowerCase() !== 'github.com'
+}
+
 export function octokitClient(token = 'repo-token', required = true): Octokit {
   const opts: Record<string, unknown> = {}
 
@@ -51,5 +58,11 @@ export function octokitClient(token = 'repo-token', required = true): Octokit {
     opts['auth'] = auth
   }
 
+  //baseUrl is required for GitHub Enterprise Server
+  //https://github.com/octokit/octokit.js/blob/9c8fa89d5b0bc4ddbd6dec638db00a2f6c94c298/README.md?plain=1#L196
+  if (isEnterprise()) {
+    opts['baseUrl'] = new URL('api/v3', process.env['GITHUB_SERVER_URL'])
+  }
+
   return new Octokit(opts)
 }