Add active agent preference

[chubes4]

Summary

• Add Data Machine abilities for reading and setting a per-user active agent preference stored as a canonical agent slug.
• Mark active agents in datamachine/list-agents and use the preference before ambiguous CLI owner fallback.
• Cover effective CLI resolution so explicit --agent remains authoritative.

Testing

• php tests/cli-effective-agent-resolver-smoke.php
• vendor/bin/phpcs inc/Abilities/AgentAbilities.php inc/Cli/AgentResolver.php tests/cli-effective-agent-resolver-smoke.php

AI assistance

• AI assistance: Yes
• Tool(s): OpenCode (GPT-5.5)
• Used for: Drafted the active-agent preference implementation and targeted smoke coverage; Chris reviewed direction and requested the implementation.

[homeboy-ci]

Homeboy Results — data-machine

Lint

✅ lint — passed

ℹ️ Full options: homeboy docs commands/lint
Deep dive: homeboy lint data-machine --changed-since b75ee96

Test

✅ test — passed

• 1004 passed
• 3 skipped

ℹ️ Auto-fix lint issues: homeboy refactor data-machine --from lint --write
ℹ️ Collect coverage: homeboy test data-machine --coverage
ℹ️ Save test baseline: homeboy test data-machine --baseline
ℹ️ Pass args to test runner: homeboy test -- [args]
ℹ️ Full options: homeboy docs commands/test
Deep dive: homeboy test data-machine --changed-since b75ee96

Audit

✅ audit — passed

• requested_detectors — 123 finding(s)
• test_coverage — 31 finding(s)
• intra-method-duplication — 8 finding(s)
• dead_code — 3 finding(s)
• dead_guard — 2 finding(s)
• repeated_literal_shape — 2 finding(s)
• Directives — 1 finding(s)
• Retention — 1 finding(s)
• structural — 1 finding(s)
• Total: 172 finding(s)

Deep dive: homeboy audit data-machine --changed-since b75ee96

Tooling versions

• Homeboy CLI: homeboy 0.179.9+3118086e
• Extension: wordpress from https://github.com/Extra-Chill/homeboy-extensions
• Extension revision: fd26410
• Action: unknown@unknown