docs: add links for api.badgen.net

libs/index-api.md

@@ -1,6 +1,12 @@
 # api.badgen.net
 
+Serve badge data as json.
+
+- Same url path as badgen.net
+- Mainly for live badges
+
 ## Examples
 
 - https://api.badgen.net/npm/v/micro
 - https://api.badgen.net/npm/dependents/got
+- https://api.badgen.net/github/dependents-pkg/chalk/chalk

libs/serve-index.js

@@ -60,6 +60,7 @@ module.exports = serveMarked('libs/index.md', {
           </p>
         </segment>
         <aside>
+          <a href="https://api.badgen.net">API</a>
           <a href="https://github.com/amio/badgen-service">GitHub</a>
           <a href="https://twitter.com/badgen_net">Twitter</a>
         </aside>