add ruby_llm support

- Check ruby_llm gem in version check script
- Add ruby_llm_config.rb with Aliyun DashScope configuration

,

@@ -29,6 +29,7 @@ echo "pipx:" $(command -v pipx || error "not found")
 echo "nodejs:": $(command -v node || error "not found")
 echo "pnpm:" $(command -v pnpm || error "not found")
 echo "go:" $(command -v go || error "not found")
+echo "ruby_llm:" $(gem list -i '^ruby_llm$')
 
 echo ""
 echo "mise:" $(command -v mise || error "not found")