fix: fallback to empty array for users with no repos (#26)

GitHub return HTTP error 422 when you search
for repos from an user with no repos.

This approach detects it and return an empty array
to properly be handled later.

packages/saber-theme-portfolio/src/saber-node.js

@@ -15,6 +15,22 @@ exports.beforePlugins = async function() {
       url: usePinnedRepos
         ? `https://gh-pinned-repos.now.sh/?username=${github}`
         : `https://api.github.com/search/repositories?q=user:${github}&sort:stars&per_page=6`
+    }).catch(error => {
+      if (usePinnedRepos) {
+        throw error
+      }
+
+      // No repos
+      if (
+        error.response &&
+        error.response.status === 422 &&
+        error.response.data &&
+        error.response.data.message === 'Validation Failed'
+      ) {
+        return { data: { items: [] } }
+      }
+
+      throw error
     })
   ])