Initial commit: Eventify Server Health Monitor

Full-stack real-time server monitoring dashboard with:
- Express.js backend with SSH-based metrics collection
- React + TypeScript + Tailwind CSS + shadcn/ui frontend
- CPU, memory, disk, Docker container, and Nginx monitoring
- Pure SVG charts (CPU area chart + memory donut)
- Gilroy font, 10s auto-refresh polling
- Multi-page dashboard with sidebar navigation

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.gitignore

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+node_modules/
+dist/
+.env
+*.local
+.DS_Store