chore: modified "retry" generation flow to give users the option of retrying with prev failed response or entering a new prompt into the provided field

frontend/src/conversation/Conversation.tsx

@@ -187,10 +187,30 @@ export default function Conversation() {
             })}
           </div>
         )}
+
         {queries.length === 0 && <Hero handleQuestion={handleQuestion} />}
       </div>
+
       <div className="bottom-0 flex w-11/12 flex-col items-end self-center bg-white pt-1 dark:bg-raisin-black sm:w-6/12 md:fixed">
-        {!lastQueryReturnedErr ? (
+        {lastQueryReturnedErr && (
+          <button
+            className="mb-5 flex items-center justify-center gap-3 self-center rounded-full border border-silver py-3 px-8  text-lg text-gray-500 transition-colors delay-100 hover:border-gray-500 disabled:cursor-not-allowed dark:text-bright-gray"
+            disabled={status === 'loading'}
+            onClick={() =>
+              handleQuestion({
+                question: queries[queries.length - 1].prompt,
+                isRetry: true,
+              })
+            }
+          >
+            <RetryIcon
+              fill={isDarkTheme ? 'rgb(236 236 241)' : 'rgb(107 114 120)'}
+              stroke={isDarkTheme ? 'rgb(236 236 241)' : 'rgb(107 114 120)'}
+            />
+            Retry
+          </button>
+        )}
+
         <div className="flex h-full w-full items-center rounded-full border border-silver">
           <div
             id="inputbox"
@@ -232,29 +252,6 @@ export default function Conversation() {
             </div>
           )}
         </div>
-        ) : (
-          <div className="flex w-full flex-col items-center p-1">
-            <p className="dark:text-bright-gray">
-              There was an error during generation
-            </p>
-            <button
-              className="mt-3 flex items-center justify-center gap-3 rounded-full border-2 border-gray-400 py-3 px-8  text-lg text-gray-500 transition-colors delay-100 hover:border-gray-500 disabled:cursor-not-allowed dark:text-bright-gray"
-              disabled={status === 'loading'}
-              onClick={() =>
-                handleQuestion({
-                  question: queries[queries.length - 1].prompt,
-                  isRetry: true,
-                })
-              }
-            >
-              <RetryIcon
-                fill={isDarkTheme ? 'rgb(236 236 241)' : 'rgb(107 114 120)'}
-                stroke={isDarkTheme ? 'rgb(236 236 241)' : 'rgb(107 114 120)'}
-              />
-              Retry
-            </button>
-          </div>
-        )}
 
         <p className="text-gray-595959 hidden w-[100vw] self-center  bg-white bg-transparent p-5 text-center text-xs dark:bg-raisin-black dark:text-bright-gray md:inline md:w-full">
           {t('tagline')}