adjust pattern (word boundaries)

app.py

@@ -96,7 +96,7 @@ async def on_message(message):
 
 def extract_adjacent_words(content, trigger):
     words = content.split()
-    pattern = r'\b' + r'\b\s*\b'.join(map(re.escape, trigger)) + r'\b'
+    pattern = r'\s*\b'.join(map(re.escape, trigger))
     regex = re.compile(pattern, re.IGNORECASE)
     
     match = regex.search(content)