Forbidden Ruby/Rails patterns — eval with user input, YAML.load, mass assignment without permit, shell injection. Applies when editing Ruby files.
Install
npx skills add emgiezet/aisdlc --skill ruby-antipatternsnpx skills add emgiezet/aisdlc --skill ruby-antipatterns -a claude-code -gnpx skills add emgiezet/aisdlc --skill ruby-antipatterns -a codex -ggemini skills install https://github.com/emgiezet/aisdlc.git --path plugins/slop-guard/skills/ruby-antipatternsgh skill install emgiezet/aisdlc ruby-antipatternsgit clone --depth 1 https://github.com/emgiezet/aisdlc /tmp/emgiezet__aisdlc
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/emgiezet__aisdlc/plugins/slop-guard/skills/ruby-antipatterns ~/.claude/skills/ruby-antipatterns # Claude Code
cp -R /tmp/emgiezet__aisdlc/plugins/slop-guard/skills/ruby-antipatterns ~/.agents/skills/ruby-antipatterns # Codex, Cursor, Gemini CLI, Copilot, OpenCode