Implement account public key endpoint

src/server/activitypub/publickey.ts

@@ -0,0 +1,19 @@
+import * as express from 'express';
+import context from '../../common/remote/activitypub/renderer/context';
+import render from '../../common/remote/activitypub/renderer/key';
+import config from '../../conf';
+import withUser from './with-user';
+
+const app = express();
+app.disable('x-powered-by');
+
+app.get('/@:user/publickey', withUser(username => {
+	return `${config.url}/@${username}/publickey`;
+}, (user, req, res) => {
+	const rendered = render(user);
+	rendered['@context'] = context;
+
+	res.json(rendered);
+}));
+
+export default app;