Add production dependencies & build

node_modules/@octokit/rest/plugins/authentication/index.js

@@ -0,0 +1,21 @@
+module.exports = authenticationPlugin;
+
+const beforeRequest = require("./before-request");
+const requestError = require("./request-error");
+const validate = require("./validate");
+
+function authenticationPlugin(octokit, options) {
+  if (!options.auth) {
+    return;
+  }
+
+  validate(options.auth);
+
+  const state = {
+    octokit,
+    auth: options.auth
+  };
+
+  octokit.hook.before("request", beforeRequest.bind(null, state));
+  octokit.hook.error("request", requestError.bind(null, state));
+}