v0.3.1

What's Changed

• docs: add shell completion install steps; drop [/] tab nav by @jongracecox in #12
• fix: dedupe redundant tab hint in tabbed data view by @jongracecox in #13
• ci: harden workflows — pin actions to SHAs, gate releases by @jongracecox in #14

Full Changelog: v0.3.0...v0.3.1