diff --git a/app/canvas/[id]/canvas-client.tsx b/app/canvas/[id]/canvas-client.tsx
index 52c319e..b79b93f 100644
--- a/app/canvas/[id]/canvas-client.tsx
+++ b/app/canvas/[id]/canvas-client.tsx
@@ -62,6 +62,17 @@ export function CanvasClient({ canvas, initialCards }: CanvasClientProps) {
 
   const totalResults = cards.length
 
+  /**
+   * Fetch recommendations for a list of card IDs and update the state accordingly.
+   *
+   * The function iterates over each cardId, makes an API call to fetch recommendations, and collects the results.
+   * If the response is successful, it stores the recommendations in an entries array. After processing all cardIds,
+   * it updates the card recommendations state, either replacing the existing entries or merging them based on the options provided.
+   *
+   * @param cardIds - An array of card IDs for which recommendations are to be fetched.
+   * @param options - An optional object that may contain a replace flag to determine if existing recommendations should be replaced.
+   * @returns void
+   */
   const fetchRecommendations = async (cardIds: string[], options: { replace?: boolean } = {}) => {
     const entries: [string, Recommendation[]][] = []