v0.6.0

What's Changed

• chore: bump version to 0.6.0-next by @github-actions[bot] in https://github.com/feloy/openshell-image-builder/pull/11
• chore: add Apache 2.0 copyright headers to source files by @feloy in https://github.com/feloy/openshell-image-builder/pull/12
• feat(config): add config file loading by @feloy in https://github.com/feloy/openshell-image-builder/pull/13
• ci: add coverage reporting to pr-check workflow by @feloy in https://github.com/feloy/openshell-image-builder/pull/14
• test(config): increase coverage for partial and missing-section cases by @feloy in https://github.com/feloy/openshell-image-builder/pull/15
• doc(readme): add coverage badge by @feloy in https://github.com/feloy/openshell-image-builder/pull/16
• feat(containerfile): add containerfile generation module by @feloy in https://github.com/feloy/openshell-image-builder/pull/17
• fix(config): set ubuntu as default by @feloy in https://github.com/feloy/openshell-image-builder/pull/18
• fix(config): test by @feloy in https://github.com/feloy/openshell-image-builder/pull/19
• fix(config): set correct default tag for ubuntu by @feloy in https://github.com/feloy/openshell-image-builder/pull/20
• feat(build): add build module to invoke podman by @feloy in https://github.com/feloy/openshell-image-builder/pull/21
• feat(agent): add --agent flag with claude agent support by @feloy in https://github.com/feloy/openshell-image-builder/pull/22

Full Changelog: feloy/openshell-image-builder@v0.5.0...v0.6.0