chore: integrate umami analytics tracking for post likes

Author: bigint

src/components/Post/Actions/Like.tsx

@@ -91,6 +91,7 @@ const Like = ({ post, showCount }: LikeProps) => {
     }
 
     increment();
+    umami.track("like_post");
 
     return await addReaction({
       variables: {

src/vite-env.d.ts

@@ -1 +1,5 @@
 /// <reference types="vite/client" />
+
+declare const umami: {
+  track: (event: string, data?: Record<string, unknown>) => void;
+};