Create structure

This commit creates the first, inital structure for the project.

cogs/welcome.py

@@ -0,0 +1,36 @@
+#
+# A Cog thats deals with welcoming new users etc.
+#
+# https://discordpy.readthedocs.io/en/latest/ext/commands/cogs.html
+#
+
+# IMPORTS
+import discord
+from discord.ext import commands
+
+# COG INIT
+class WelcomeCog(commands.Cog):
+    def __init__(self, bot):
+        self.bot = bot
+
+# COG BODY
+    @commands.Cog.listener()
+    async def on_member_join(self, member):
+
+        channel = member.guild.system_channel
+        text = f"Welcome {member.mention} to our useless Discord!"
+        if channel is Not None:
+            await channel.send(text)
+
+
+    @commands.command(
+            name="hello",
+            description="Hello!"
+            )
+    async def hello(self, ctx):
+
+        await ctx.send(f"Hello {ctx.author}!")
+
+# COG ENDING
+def setup(bot):
+    bot.add_cog(WelcomeCog(bot))