perf: Optimize document filtering and sorting for performance

src/agents/redditSearchAgent.ts

@@ -177,9 +177,9 @@ const createBasicRedditSearchAnsweringChain = (
     });
 
     const sortedDocs = similarity
+      .filter((sim) => sim.similarity > 0.3)
       .sort((a, b) => b.similarity - a.similarity)
       .slice(0, 15)
-      .filter((sim) => sim.similarity > 0.3)
       .map((sim) => docsWithContent[sim.index]);
 
     return sortedDocs;

src/agents/webSearchAgent.ts

@@ -175,8 +175,8 @@ const createBasicWebSearchAnsweringChain = (
     });
 
     const sortedDocs = similarity
-      .sort((a, b) => b.similarity - a.similarity)
       .filter((sim) => sim.similarity > 0.5)
+      .sort((a, b) => b.similarity - a.similarity)
       .slice(0, 15)
       .map((sim) => docsWithContent[sim.index]);
 

src/agents/youtubeSearchAgent.ts

@@ -177,9 +177,9 @@ const createBasicYoutubeSearchAnsweringChain = (
     });
 
     const sortedDocs = similarity
+      .filter((sim) => sim.similarity > 0.3)
       .sort((a, b) => b.similarity - a.similarity)
       .slice(0, 15)
-      .filter((sim) => sim.similarity > 0.3)
       .map((sim) => docsWithContent[sim.index]);
 
     return sortedDocs;