Add a download button to save the response as a Markdown file (#293)

* Add a download button to save the response as a Markdown file

* Implement code changes to enhance functionality and improve performance

Author: NebulaMao

src/components/Ask.tsx

@@ -160,6 +160,17 @@ const Ask: React.FC<AskProps> = ({
       inputRef.current.focus();
     }
   };
+  const downloadresponse = () =>{
+  const blob = new Blob([response], { type: 'text/markdown' });
+  const url = URL.createObjectURL(blob);
+  const a = document.createElement('a');
+  a.href = url;
+  a.download = `response-${new Date().toISOString().slice(0, 19).replace(/:/g, '-')}.md`;
+  document.body.appendChild(a);
+  a.click();
+  document.body.removeChild(a);
+  URL.revokeObjectURL(url);
+}
 
   // Function to check if research is complete based on response content
   const checkIfResearchComplete = (content: string): boolean => {
@@ -763,6 +774,19 @@ const Ask: React.FC<AskProps> = ({
                 </div>
               )}
 
+            <div className="flex items-center space-x-2">
+              {/* Download button */}
+              <button
+                onClick={downloadresponse}
+                className="text-xs text-gray-500 dark:text-gray-400 hover:text-green-600 dark:hover:text-green-400 px-2 py-1 rounded-md hover:bg-gray-200 dark:hover:bg-gray-700 flex items-center gap-1"
+                title="Download response as markdown file"
+              >
+                <svg className="w-3 h-3" fill="none" viewBox="0 0 24 24" stroke="currentColor">
+                  <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 10v6m0 0l-3-3m3 3l3-3m2 8H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z" />
+                </svg>
+                Download
+              </button>
+
               {/* Clear button */}
               <button
                 id="ask-clear-conversation"
@@ -772,6 +796,7 @@ const Ask: React.FC<AskProps> = ({
                 Clear conversation
               </button>
             </div>
+              </div>
           </div>
         )}