feat: print version in --help and usage output#6
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Wire the build version (main.Version) into the app package and show a 'Version: <version>' line at the top of PrintUsage, so 'sshx --help' and the no-argument usage screen display the version alongside --version. Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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sshx --help(and the no-argument usage screen) now print aVersion: <version>line at the top, alongside the existing--versionflag.Changes
app.Version(defaultdev);mainsets it from the-ldflags-injectedmain.Versionat startup.PrintUsage()printsVersion: <version>under the title.[Unreleased]note.Test
go test ./internal/app/...passes (existing usage tests still green; output still starts with a newline and contains the title).--help, no-args usage, and--versionall show the version.