feat: IPv6 outbound rotation via curl --interface

- Add IPv6SourcePool for round-robin IP rotation
- fetchViaCurl: Bun.spawn + curl -6 --interface for source binding
- Auto-fallback to regular fetch when IPv6 connection fails
- Response decompression via --compressed flag
- Docker + GHCR build/deploy workflows
- 8 routable IPv6 addresses on VPS

docker-compose.yml

@@ -0,0 +1,13 @@
+services:
+  edge-proxy:
+    image: ghcr.io/mytheclipse/proxy-bun:latest
+    container_name: edge-proxy
+    restart: unless-stopped
+    network_mode: host
+    environment:
+      HOST: "::"
+      PORT: "3000"
+      IPV6_SOURCES: "2001:df4:c140:1f::395,2001:df4:c140:1f::8,2001:df4:c140:1f::d9,2001:df4:c140:1f::db,2001:df4:c140:1f::dd,2001:df4:c140:1f::de,2001:df4:c140:1f::df,2001:df4:c140:1f:ffff:ffff:ffff:ffff"
+      RELAY_TIMEOUT_MS: "30000"
+      RATE_LIMIT_MAX: "1000"
+      RATE_LIMIT_WINDOW_MS: "60000"