v1.2.0 of clean_helper

A CLI tool for scaffolding Flutter clean architecture projects. Changelog excerpt: - Write analysis_options.yamlas the first step in init, before directory creation or any flutter pub addcalls - Run flutter pub getimmediately after analysis_options.yamlis written and before adding dependencies - Sort dependenciesand dev_dependenciesalphabetically after all packages are added (sortPubspecDeps) - Stamp clean-helper.version: in the project's pubspec.yamlat the end of init, merged into the existing clean-helper:section alongside mono_repo_appsif [...]