added quick comment explaing recent action.ts file

components/RecentChunithmScores/action.ts

@@ -47,6 +47,15 @@ export async function getUserRatingBaseList() {
       },
     });
 
+    // chartId is the difficutly i.e
+    // easy, hard, expert, master, ultima, worlds end
+
+    // songId is the id of the specific song so we are mapping the song in the profile recent to the song
+    // in the chuni static music table so we can get name and jacket path etc
+    // then we are mapping the musicId to the chartId to get the proper difficutly from above
+    // this is very confusing and my brain hurts
+    // if someone could make this cleaner id highly appreciate it
+
     // Create a map
     const songIdtoChartId = new Map<string, (typeof staticMusicInfo)[0]>(
       staticMusicInfo.map((music) => [