Add /goto/:slug route for redirection on 4chan

routes/goto/:slug.js

@@ -0,0 +1,20 @@
+const { send, json } = require('micro')
+const Database = require('better-sqlite3')
+
+const config = require('../../config.json')
+const page = require('../../page')
+const ds = require('../../index')
+const db = ds.db()
+
+module.exports.GET = async (req, res) => {
+  let _slug = req.params.slug
+  let slug = `/${_slug}/`
+  let article = await ds.getArticleBySlug(db, slug)
+  if (article) {
+    let url = `https://${config.domain}${article.slug}`
+    res.setHeader('Location', url)
+    send(res, 302, '')
+  } else {
+    send(res, 404, { message: 'Article Not Found', slug: _slug })
+  }
+}