Restructure codebase to use src directory

src/services/BeerPostLike/getBeerPostLikeCount.ts

@@ -0,0 +1,11 @@
+import DBClient from '@/prisma/DBClient';
+
+const getBeerPostLikeCount = async (beerPostId: string) => {
+  const count = await DBClient.instance.beerPostLike.count({
+    where: { beerPostId },
+  });
+
+  return count;
+};
+
+export default getBeerPostLikeCount;