getting the invite function ported over

Dockerfile-test-env

@@ -2,14 +2,14 @@ FROM python:3.8 as builder
 RUN apt-get update && apt-get install -y gcc python-pip
 ADD app/requirements.txt /requirements.txt
 RUN pip install -r requirements.txt
-ADD app /app
 RUN pip install pylint
+ADD app /app
 RUN printf "\n\nTesting your python code for errors\n\n" && \
   pylint -E /app/*.py
 
 FROM python:alpine
 COPY --from=builder /usr/local/lib/python3.8/site-packages /usr/local/lib/python3.8/
-COPY --from=builder /app /app
+ADD app /app
 WORKDIR /app
 RUN printf "\n#########################\n  Run dragon bot by typing \n  python dragon-bot.py\n#########################\n\n"
 

app/dragon-bot-updated.py

@@ -17,6 +17,24 @@ async def on_ready():
 #         f'Hi {member.name}, welcome to my ths  server!'
 #     )
 
+
+@bot.command(name='invite')
+async def invite(ctx):
+  # Default to creating the invite to the #general channel
+  # if the user is in a voice channel, try to create the invite there
+  invite_channel = ctx.message.channel
+  try:
+    if ctx.message.author.voice.channel:
+        invite_channel = ctx.message.author.voice.channel
+  except AttributeError:
+    pass
+  invite = await invite_channel.create_invite(
+      destination=invite_channel,
+      max_uses=1,
+      max_age=3600
+  )
+  await ctx.send(invite)
+
 @bot.command(name='corona')
 async def corona(ctx):