Resolve #3591583 "Agents.md"

Wim Leersrequested to merge
issue/canvas-3591583:3591583-AGENTS.md into 1.x

Details: issue summary.

AI-Generated: Yes: used claude + Sonnet 4.6 to help me write this AGENTS.md.

Testing instructions

  • Check out this branch of Canvas
  • Disable your existing Canvas skills/agents/… if you have them on your local dev env
  • Give this a try

Closes #3591583

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