Broken on MacOS 26.2

[tidux]

M1 Pro machine, container runtime is https://github.com/abiosoft/colima

% mv ~/Downloads/devcontainer.vim-darwin-arm64 ~/.local/bin/devcontainer.vim
% cd /path/to/repo
% devcontainer.vim start
/Users/jtidux/Library/Caches/devcontainer.vim/bin/devcontainer aleady exist, use this.
/Users/tidux/Library/Caches/devcontainer.vim/bin/clipboard-data-receiver aleady exist, use this.
panic: runtime error: index out of range [-1]

goroutine 1 [running]:
main.main.func4(0x14000040dc0)
	/home/runner/work/devcontainer.vim/devcontainer.vim/main.go:405 +0x4dc
github.com/urfave/cli/v2.(*Command).Run(0x1400027e580, 0x14000040dc0, {0x14000037cc0, 0x1, 0x1})
	/home/runner/go/pkg/mod/github.com/urfave/cli/v2@v2.27.1/command.go:279 +0x71c
github.com/urfave/cli/v2.(*Command).Run(0x140002b46e0, 0x14000040b00, {0x1400013e000, 0x2, 0x2})
	/home/runner/go/pkg/mod/github.com/urfave/cli/v2@v2.27.1/command.go:272 +0x918
github.com/urfave/cli/v2.(*App).RunContext(0x140002b2000, {0x10309cee0, 0x103426e80}, {0x1400013e000, 0x2, 0x2})
	/home/runner/go/pkg/mod/github.com/urfave/cli/v2@v2.27.1/app.go:337 +0x514
github.com/urfave/cli/v2.(*App).Run(...)
	/home/runner/go/pkg/mod/github.com/urfave/cli/v2@v2.27.1/app.go:311
main.main()
	/home/runner/work/devcontainer.vim/devcontainer.vim/main.go:940 +0x1fdc

[mikoto2000]

@tidux
Thanks for reporting it.

The devcontainer.vim start command requires a directory path.

Try devcontainer.vim start ..