add missing dependencies

[lazaronixon]

When running bundle install in a fresh image I'm having:

Gem::Ext::BuildError: ERROR: Failed to build gem native extension. current directory: /tmp/bundler20230515-13058-ydlnsbpsych-5.1.0/gems/psych-5.1.0/ext/psych /usr/bin/ruby3.0 -I /usr/lib/ruby/vendor_ruby -r ./siteconf20230515-13058-fagdm6.rb extconf.rb checking for yaml.h... no yaml.h not found *** extconf.rb failed *** Could not create Makefile due to some reason, probably lack of necessary libraries and/or headers. Check the mkmf.log file for more details. You may need configuration options. Provided configuration options: --with-opt-dir --without-opt-dir --with-opt-include --without-opt-include=${opt-dir}/include --with-opt-lib --without-opt-lib=${opt-dir}/lib --with-make-prog --without-make-prog --srcdir=. --curdir --ruby=/usr/bin/$(RUBY_BASE_NAME)3.0 --with-libyaml-source-dir --without-libyaml-source-dir --with-yaml-0.1-config --without-yaml-0.1-config --with-pkg-config --without-pkg-config --with-libyaml-dir --without-libyaml-dir --with-libyaml-include --without-libyaml-include=${libyaml-dir}/include --with-libyaml-lib --without-libyaml-lib=${libyaml-dir}/lib To see why this extension failed to compile, please check the mkmf.log which can be found here: /tmp/bundler20230515-13058-ydlnsbpsych-5.1.0/extensions/x86_64-linux/3.0.0/psych-5.1.0/mkmf.log extconf failed, exit code 1 Gem files will remain installed in /tmp/bundler20230515-13058-ydlnsbpsych-5.1.0/gems/psych-5.1.0 for inspection. Results logged to /tmp/bundler20230515-13058-ydlnsbpsych-5.1.0/extensions/x86_64-linux/3.0.0/psych-5.1.0/gem_make.out /usr/lib/ruby/vendor_ruby/rubygems/ext/builder.rb:95:in `run' /usr/lib/ruby/vendor_ruby/rubygems/ext/ext_conf_builder.rb:47:in `block in build' /usr/lib/ruby/3.0.0/tempfile.rb:317:in `open' /usr/lib/ruby/vendor_ruby/rubygems/ext/ext_conf_builder.rb:26:in `build' /usr/lib/ruby/vendor_ruby/rubygems/ext/builder.rb:164:in `build_extension' /usr/lib/ruby/vendor_ruby/rubygems/ext/builder.rb:198:in `block in build_extensions' /usr/lib/ruby/vendor_ruby/rubygems/ext/builder.rb:195:in `each' /usr/lib/ruby/vendor_ruby/rubygems/ext/builder.rb:195:in `build_extensions' /usr/lib/ruby/vendor_ruby/rubygems/installer.rb:851:in `build_extensions' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/rubygems_gem_installer.rb:72:in `build_extensions' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/rubygems_gem_installer.rb:28:in `install' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/source/rubygems.rb:207:in `install' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/installer/gem_installer.rb:54:in `install' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/installer/gem_installer.rb:16:in `install_from_spec' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/installer/parallel_installer.rb:186:in `do_install' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/installer/parallel_installer.rb:177:in `block in worker_pool' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/worker.rb:62:in `apply_func' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/worker.rb:57:in `block in process_queue' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/worker.rb:54:in `loop' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/worker.rb:54:in `process_queue' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/worker.rb:91:in `block (2 levels) in create_threads' An error occurred while installing psych (5.1.0), and Bundler cannot continue. In Gemfile: sdoc was resolved to 2.6.1, which depends on rdoc was resolved to 6.5.0, which depends on psych 

Gem::Ext::BuildError: ERROR: Failed to build gem native extension. current directory: /tmp/bundler20230515-13058-8no6joreadline-ext-0.1.5/gems/readline-ext-0.1.5/ext/readline /usr/bin/ruby3.0 -I /usr/lib/ruby/vendor_ruby -r ./siteconf20230515-13058-e0ceh0.rb extconf.rb checking for tgetnum() in -lncurses... yes checking for readline/readline.h... no checking for editline/readline.h... no *** extconf.rb failed *** Could not create Makefile due to some reason, probably lack of necessary libraries and/or headers. Check the mkmf.log file for more details. You may need configuration options. Provided configuration options: --with-opt-dir --without-opt-dir --with-opt-include --without-opt-include=${opt-dir}/include --with-opt-lib --without-opt-lib=${opt-dir}/lib --with-make-prog --without-make-prog --srcdir=. --curdir --ruby=/usr/bin/$(RUBY_BASE_NAME)3.0 --with-curses-dir --without-curses-dir --with-curses-include --without-curses-include=${curses-dir}/include --with-curses-lib --without-curses-lib=${curses-dir}/lib --with-ncurses-dir --without-ncurses-dir --with-ncurses-include --without-ncurses-include=${ncurses-dir}/include --with-ncurses-lib --without-ncurses-lib=${ncurses-dir}/lib --with-termcap-dir --without-termcap-dir --with-termcap-include --without-termcap-include=${termcap-dir}/include --with-termcap-lib --without-termcap-lib=${termcap-dir}/lib --with-readline-dir --without-readline-dir --with-readline-include --without-readline-include=${readline-dir}/include --with-readline-lib --without-readline-lib=${readline-dir}/lib --enable-libedit --disable-libedit --with-ncurseslib --without-ncurseslib --with-editline-dir --without-editline-dir --with-editline-include --without-editline-include=${editline-dir}/include --with-editline-lib --without-editline-lib=${editline-dir}/lib extconf.rb:62:in `<main>': Neither readline nor libedit was found (RuntimeError) To see why this extension failed to compile, please check the mkmf.log which can be found here: /tmp/bundler20230515-13058-8no6joreadline-ext-0.1.5/extensions/x86_64-linux/3.0.0/readline-ext-0.1.5/mkmf.log extconf failed, exit code 1 Gem files will remain installed in /tmp/bundler20230515-13058-8no6joreadline-ext-0.1.5/gems/readline-ext-0.1.5 for inspection. Results logged to /tmp/bundler20230515-13058-8no6joreadline-ext-0.1.5/extensions/x86_64-linux/3.0.0/readline-ext-0.1.5/gem_make.out /usr/lib/ruby/vendor_ruby/rubygems/ext/builder.rb:95:in `run' /usr/lib/ruby/vendor_ruby/rubygems/ext/ext_conf_builder.rb:47:in `block in build' /usr/lib/ruby/3.0.0/tempfile.rb:317:in `open' /usr/lib/ruby/vendor_ruby/rubygems/ext/ext_conf_builder.rb:26:in `build' /usr/lib/ruby/vendor_ruby/rubygems/ext/builder.rb:164:in `build_extension' /usr/lib/ruby/vendor_ruby/rubygems/ext/builder.rb:198:in `block in build_extensions' /usr/lib/ruby/vendor_ruby/rubygems/ext/builder.rb:195:in `each' /usr/lib/ruby/vendor_ruby/rubygems/ext/builder.rb:195:in `build_extensions' /usr/lib/ruby/vendor_ruby/rubygems/installer.rb:851:in `build_extensions' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/rubygems_gem_installer.rb:72:in `build_extensions' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/rubygems_gem_installer.rb:28:in `install' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/source/rubygems.rb:207:in `install' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/installer/gem_installer.rb:54:in `install' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/installer/gem_installer.rb:16:in `install_from_spec' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/installer/parallel_installer.rb:186:in `do_install' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/installer/parallel_installer.rb:177:in `block in worker_pool' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/worker.rb:62:in `apply_func' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/worker.rb:57:in `block in process_queue' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/worker.rb:54:in `loop' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/worker.rb:54:in `process_queue' /var/lib/gems/3.0.0/gems/bundler-2.3.22/lib/bundler/worker.rb:91:in `block (2 levels) in create_threads' An error occurred while installing readline-ext (0.1.5), and Bundler cannot continue. In Gemfile: readline-ext 

[fxn]

Could you elaborate a bit on this patch in the PR description please? Like, explain what error did you get, doing what, why are these dependencies needed now and not before, something like that.