v0.4.0

Changelog

• 5d5b066 Merge pull request #21 from hrodrig/main
• e60ab92 Merge pull request #22 from hrodrig/feat/tui-owner-detail
• 0872e5f Merge pull request #23 from hrodrig/feat/0.4-notify
• ab4b6c8 Merge pull request #24 from hrodrig/chore/release-0.4.0
• 60f37a6 Merge pull request #25 from hrodrig/docs/vhs-0.4.0
• 8084d03 Merge pull request #26 from hrodrig/develop
• ff0c1f7 Merge pull request #27 from hrodrig/docs/spec-normative-p2-p3
• e33c857 docs(changelog): fold SPEC normative notes into 0.4.0
• 53145eb docs(plan-0.4.0): mark PR #23 opened in checklist
• c71d4e3 docs(spec): promote Insights+Notify normative; add §6.4 examples
• ec72986 docs(vhs): re-record demo.gif for v0.4.0
• f649e58 feat(notify): P3 multi-sink threshold alerts for daemon
• 7228306 feat(tui): Enter shows owner template vs live Pod resources