WN minor bugs fixed

app.py

@@ -189,9 +189,9 @@ if st.session_state.actions[-1] == 'cue':
   guessed = False
   write_bot('What do you want to see?', remember=False, blink=False)
   # JS
-  if get_available_cues():
-    word_count = st.session_state.counters["word_count"]
-    target = st.session_state.results["results"][word_count]
+  word_count = st.session_state.counters["word_count"]
+  target = st.session_state.results["results"][word_count]
+  if get_available_cues(target):
     avail_cues = get_available_cues(target)
     cues_buttons = []
     for cue_type, cues in avail_cues.items(target):