Initial commit: Rampart v0.2.0

Multi-layer DDoS protection for Minecraft servers.

- rampart-core: Edge node with XDP/eBPF + Rust L7 filtering
- rampart-manager: REST API with JWT auth, Redis sync
- rampart-cli: CLI tool for operators
- velocity-plugin: Domain check, HMAC verify, server registry, load balancer
- paper-plugin: Auto-registration, heartbeat, HMAC verify
- dashboard: React + Vite web UI for management

plugins/paper/bin/main/plugin.yml

@@ -0,0 +1,6 @@
+name: Rampart
+version: '0.1.0'
+main: me.rampart.paper.RampartPaper
+api-version: '1.21'
+author: loki
+description: HMAC hostname verification for Rampart