add repeated messages cog

src/cogs/repeated_messages.py

@@ -0,0 +1,38 @@
+from discord.ext import commands
+
+import aiocron
+
+
+class RepeatedMessages(commands.Cog):
+    def __init__(self, bot):
+        self.bot = bot
+
+        @aiocron.crontab("0 0 * * 5")
+        async def fredag():
+            guild = self.bot.get_guild(747542543750660178)
+            channel = guild.get_channel(747542544291987597)
+            await channel.send(
+                "NU ÄR DET FREDAG!\n"
+                + "https://cdn.discordapp.com/attachments/750052141346979850/851216786259181578/video0.mp4"
+            )
+
+        @aiocron.crontab("0 0 * * 1")
+        async def mandag():
+            guild = self.bot.get_guild(747542543750660178)
+            channel = guild.get_channel(747542544291987597)
+            await channel.send(
+                "ENDELIG MANDAG!\n\n"
+                + "https://cdn.discordapp.com/attachments/678396498089738250/862853827278929940/hvorfor_de_rike_br_spises.mp4"
+            )
+
+        @aiocron.crontab("0 0 1 1 *")
+        async def new_year():
+            guild = self.bot.get_guild(747542543750660178)
+            channel = guild.get_channel(747542544291987597)
+            await channel.send(
+                "GODT NYTTÅR!\n\nNå, meld dere inn i UiO Gaming igjen <:ThisIsAThreat:874998234072903710>\nhttps://youtu.be/5qXkEvHrZ-0"
+            )
+
+
+def setup(bot):
+    bot.add_cog(RepeatedMessages(bot))