PHPUnit config (phpunit.dist.xml, bin/phpunit, bootstrap.php), PHP CS
Fixer config, .editorconfig. Separate .env.dev/.env.test templates.
Ollama tunnel setup script. Architecture and plan docs. Updated
application-layer unit tests to match current service signatures.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>