docs: update README

Author: R-unic

README.md

@@ -1,3 +1,13 @@
-# Package template
+# @rbxts/better-queue
+Simple O(1) queue implementation for Roblox
 
-Package template for roblox-ts with rUnit testing and scripts already set up
+## Example
+```ts
+const q = new Queue;
+q.enqueue(1);
+q.enqueue(2);
+q.dequeue();
+q.size();
+q.isEmpty();
+q.toArray();
+```