refactor(cli): add lifecycle confirmation flag aliases

[cv]

Summary

Add consistent -y confirmation aliases and examples across lifecycle-oriented oclif commands. This keeps confirmation semantics unchanged while documenting the parser-owned aliases in command help and root help metadata.

Stack Navigation

• Position: 18 of 60
• Previous PR: #2909 — refactor(cli): require skill install path in oclif
• Next PR: #2911 — refactor(cli): split share into oclif subcommands

Changes

• Added -y aliases for destroy, rebuild, upgrade-sandboxes, and gc confirmation flags.
• Added examples for destroy and rebuild command metadata.
• Updated public help/registry usage strings for lifecycle commands.
• Exercised destroy -y through an existing lifecycle CLI subprocess test.

Type of Change

• Code change (feature, bug fix, or refactor)
• Code change with doc updates
• Doc only (prose changes, no code sample modifications)
• Doc only (includes code sample changes)

Verification

• npx prek run --all-files passes
• npm test passes
• Tests added or updated for new or changed behavior
• No secrets, API keys, or credentials committed
• Docs updated for user-facing behavior changes
• make docs builds without warnings (doc changes only)
• Doc pages follow the style guide (doc changes only)
• New doc pages include SPDX header and frontmatter (new pages only)

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Signed-off-by: Carlos Villela cvillela@nvidia.com

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✨ Finishing Touches

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