feat(vpn服务器): VPN 服务器的简单实现

WebSocket的数据写入网卡，将网卡读取的数据写入WebSocket

Dockerfile

@@ -1,13 +1,20 @@
 from docker.yuchat.top/golang:1.21-alpine AS builder
 workdir /app
 COPY . .
-RUN go mod tidy && go build -o yuchat-proxy-server server/main.go
+RUN echo "nameserver 114.114.114.114" > /etc/resolv.conf
+RUN apk add --no-cache \
+    libpcap-dev \
+    build-base
+
+RUN go mod tidy 
+RUN go build -o yuchat-proxy-server server/main.go
 
 from docker.yuchat.top/alpine:3.11
 
 workdir /app
 expose 8080
-
+RUN echo "nameserver 114.114.114.114" > /etc/resolv.conf
+RUN apk add --no-cache libpcap
 copy --from=builder /app/yuchat-proxy-server /app/yuchat-proxy-server
 
 entrypoint ["./yuchat-proxy-server"]