Initial commit: JARVIS AI dashboard v2.3

- 4-tier chat: HA control → Ollama → Groq → Claude
- Push-based agent system with heartbeat/metrics
- Network monitoring, alerts, Proxmox, Home Assistant
- Windows + Linux agent installers
- Stats cache cron, facts collector, KB engine

.gitignore

@@ -0,0 +1,10 @@
+# Credentials - never commit
+api/config.php
+backup/
+
+# Logs
+logs/
+*.log
+
+# OS
+.DS_Store