Shape Your Agent An optional, conversational workflow for creating a system prompt for an AI agent that uses the Sanity Agent Context MCP. This is for users who control the system prompt in their agent setup. Don't have access to the system prompt? Skip this skill entirely. The Instructions field (configured via the skill) is the primary lever and works on its own. A minimal system prompt like "You are a helpful agent." combined with good Instructions field content scores 80%+ in our evaluations. Before You Start What the system prompt is for The system prompt defines agent behavior — who it…