chore: update version to 1.3.1-1 and add new ignore patterns

Updated the OATPP version in the Dockerfile and related scripts to 1.3.1-1. Modified docker-compose.yml to reflect the new package name. Enhanced .gitignore to include additional files and directories for macOS and Linux environments.

Alias for 1.3.0-latest

Merge pull request oatpp#946 from oatpp/better_error_handling

Better error handling

Merge pull request oatpp#916 from oatpp/monitor_invalidate_all

network::monitor::ConnectionMonitor: invalidateAll() method

Update README.md

Update README.md

Merge pull request oatpp#330 from oatpp/update_readme

Update README.md + '1.2.0' changelog

Merge branch 'master' of github.com:oatpp/oatpp

Web. http::outgoing::Response. Fix data flush.

IODefinitions. Rename 'isValidIoHandle' --> 'isValidIOHandle'.