finch attach not available as top level command

[weikequ]

Describe the bug Finch should make finch attach available as a top level command to keep parity with nerdctl. It is currently available as a subcommand as finch container attach

Steps to reproduce

• finch attach --help

Expected behavior

$ finch attach --help
Attach stdin, stdout, and stderr to a running container. For example:

Screenshots or logs

• FATA[0000] unknown command "attach" for "finch"

[haytok]

Hi, Team Could you assign this issue to me ? I'll address this issue.

[haytok]

This feature can be added, but we can't implement the test because of a bug in nerdctl.

• https://github.com/containerd/nerdctl/issues/2877
• https://github.com/containerd/containerd/pull/10020

Further details are discussed at a below PR.

• https://github.com/runfinch/finch/pull/847