brief 1.15.4

• activesupport 8.0.0 > 3.2

• commander 4.6.0 ~> 4.3

• em-websocket 0.5.3 ~> 0.5

• eventmachine 1.2.7 ~> 1.0

• github-fs 0.0.1 ~> 0

• github-markdown 0.6.8 = 0.6.8

• hashie 5.0.0 >= 3.0.4

• hike 2.1.3 >= 1.2

• inflecto 0.0.2 ~> 0

• nokogiri 1.16.7 ~> 1.6

• terminal-table 3.0.2 >= 0

• thin 1.6.3 = 1.6.3

• virtus 1.0.5 ~> 1.0