docker testing

docker/Dockerfile-test-server

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+FROM golang:1.24-alpine AS builder
+
+ADD . .
+RUN go build -v gitea.suyono.dev/suyono/netbounce/cmd/test-server
+
+FROM alpine:3.21
+
+RUN apk add tzdata && ln -s /usr/share/zoneinfo/Australia/Sydney /etc/localtime
+COPY --from=builder /go/test-server /usr/local/bin/test-server
+
+CMD ["/usr/local/bin/test-server"]