refactor(internal): add shared option/type helpers for test framework

Introduce reusable internal utilities for option parsing, type naming,
nil checks, and testframe behavior helpers.

- add 'is-nil' helper and 'optiontype' type definitions
- add 'separate-options' parsing with tests
- add 'type-name' and 'with-string-as-on-failure' helpers with tests
- add testframe 'is-parallel' support and expand stack tests
- update testcase runner/testframe integration to use new internals

refactor: add support for default log Writer() (go1.22+)

cicd: update coderabbit config

- assertive reviews (add nitpicks as comments)
- disable yamllint
- enable request changes workflow (approve when all comments resolved)

chore: update linter configuration

task: bump release workflow version

cicd: add sonarcloud project key config to repo

cicd: update workflow

Release v0.7.0

https://github.com/blugnu/test/releases/tag/v0.7.0

Release v0.6.0

https://github.com/blugnu/test/releases/tag/v0.6.0

Release v0.5.0

https://github.com/blugnu/test/releases/tag/v0.5.0