ContextCake 0.2.0

What's Changed

• feat(site): publish signed Mac app install path by @siracusa5 in #48
• fix(site): link landing page to installation options by @siracusa5 in #49
• fix(site): clarify installation hierarchy by @siracusa5 in #50
• feat: team sync — shared working memory (live layer, session capture, reuse telemetry) by @siracusa5 in #47
• feat: add ContextCake Packs commerce foundation by @siracusa5 in #52
• security: sanitize okf-browser markdown + gitignore/dependabot hardening by @siracusa5 in #51
• feat(desktop): add Markdown folder sources by @siracusa5 in #57

Full Changelog: app-v0.1.0...app-v0.2.0