Private/assets/declarativeCopilot/declarativeCopilot.json

{
    "$schema": "https://aka.ms/json-schemas/copilot-extensions/v1.0/declarative-copilot.schema.json",
    "name": "hellocopilot",
    "description": "Declarative copilot created with microsoft.copilot.toolkit",
    "instructions": "your instructions here"
}