chore(api): remove old code

api/src/index.ts

@@ -1,20 +0,0 @@
-import Fastify from 'fastify'
-
-const fastify = Fastify();
-
-fastify.get('/', async (request, reply) => {
-  return 'Hello there! 👋';
-
-})
-
-const start = async () => {
-  try {
-    await fastify.listen({ port: 8000 });
-    console.log('Server listening on port 8000');
-  } catch (err) {
-    console.error(err);
-    process.exit(1);
-  }
-}
-
-start();