UI/UX: - Fix heartbeat auto-refresh and rate-limiting page - Add navigation breadcrumbs to settings pages - New screenshots added Linux Agent v0.1.17: - Fix disk detection for multiple mount points - Improve installer idempotency - Prevent duplicate registrations Documentation: - README rewrite: 538→229 lines, homelab-focused - Split docs: API.md, CONFIGURATION.md, DEVELOPMENT.md - Add NOTICE for Apache 2.0 attribution
- Fixed gitignore to allow Screenshots/*.png files - Added all screenshots for README documentation - Fixed gitignore to be less restrictive with image files - Includes dashboard, agent, updates, and docker screenshots
