Add filter for URL

src/goofileN.nim

 import httpClient
 import htmlparser
 import xmltree
-from strutils import intToStr, repeat, split, startsWith, replace, contains
+from strutils import intToStr, repeat, split, startsWith, endsWith, replace, contains
 from uri import encodeURL, decodeURL
 from os import paramCount, paramStr, getCurrentDir, existsDir, createDir, getHomeDir
 
@@ -142,7 +142,9 @@ proc getResult(resp: Response) =
           cacheURL: tmpCacheURL,
         )
 
-        allDorkResults.add(dorkResult)
+        # Filter: Only use URL with file
+        if dorkResult.realURL.endsWith(".pdf"):
+          allDorkResults.add(dorkResult)
         
 
 proc basicSearch(domain, extension, query: string) =