Update @mariozechner packages (pi-ai, pi-coding-agent) to v0.66.x

[github-actions]

Package updates needed

• @mariozechner/pi-ai: ^0.57.1 → ^0.66.1 (9 minor versions)
• @mariozechner/pi-coding-agent: ^0.57.1 → ^0.66.1 (9 minor versions)

Impact on this repo

These packages provide the core AI and coding agent functionality for quartermaster. The version jump from 0.57.1 to 0.66.1 spans many minor releases and includes potential breaking changes.

Breaking changes identified

From v0.60.0 release notes:

• Changed package startup behavior - unpinned packages no longer auto-update during startup
• OAuth login flow changes across providers
• Changes to model selection and provider registration

Usage in this repo

The packages are imported in src/agent.ts for:

• ToolDefinition from pi-coding-agent
• Dynamic imports of both packages for AI functionality

Recommendation

Test the agent functionality thoroughly after updating, particularly:

• AI model interactions
• Tool execution
• Authentication flows
• Any custom integrations with the pi framework

Changelog

View releases for detailed changes between v0.57.1 and v0.66.1