I've installed asdf successfully and I could install the plugin with asdf. but when it is time to run the plugin, the plugin itself is unavailable from the terminal even though the asdf list told me that the plugin (package) is in there (installed).
ubuntu@767c4736d92a:/app$ asdf list
elixir
1.14.3-otp-25
erlang
25.2.2
nodejs
*16.17.0
postgres
*15.1
ubuntu@767c4736d92a:/app$ elixir
bash: elixir: command not found
ubuntu@767c4736d92a:/app$ npm
bash: npm: command not found
ubuntu@767c4736d92a:/app$ node
bash: node: command not found
ubuntu@767c4736d92a:/app$