chore: add AGENTS.md for opencode agents

# Agents

This role configures [Repomanager](https://github.com/lbr38/repomanager/) - a web interface for managing Debian/Ubuntu repositories.

## Role Analysis

- **Type**: Application server role (repository management)

- **OS Support**: Debian 13

- **Deployment Method**: Docker

- **Dependencies**: Docker must be installed

## Tasks

1. **install repomanager** - Deploys Repomanager via Docker

2. **cleanup docker** - Cleans up Docker resources

## Testing

```bash

ansible-lint

molecule test

```