Update Dockerfile

Dockerfile

@@ -18,5 +18,8 @@ RUN pip install -U -r /discordbot/requirements.txt
 COPY ./discord_bot.py /discordbot/discord_bot.py
 COPY ./pingpong.py /discordbot/pingpong.py
 COPY ./server.py /discordbot/server.py
+COPY ./index.html /discordbot/templates/index.html
+COPY ./client.js /discordbot/static/client.js
+COPY ./style.css /discordbot/static/style.css
 
 CMD ["python", "/discordbot/server.py"]