Port Commands from d.py Instance

[norinorin]

Things to port:

• reaction—or rather, button?—role;
• image generation such as:
  • spotify cards;
  • meme generation;
  • image filters: legofy, invert, etc.
• some random text commands;
• some random games such as tic-tac-toe x minimax;
• some random information commands.

More to add, soon.