script update for auto version discovery, dockerfile fix for CI

Dockerfile

@@ -1,17 +1,24 @@
+FROM golang:1.22.1 as builder
+
+COPY go.mod /app/go.mod
+COPY src/ /app/src
+COPY Makefile /app
+WORKDIR /app
+RUN make get
+RUN make build
+
 FROM alpine:latest
 
 LABEL maintainer="yusing@6uo.me"
 
 RUN apk add --no-cache tzdata
-RUN mkdir /app
-COPY bin/go-proxy /app/
+COPY --from=builder /app/bin/go-proxy /app/
 COPY templates/ /app/templates
 COPY schema/ /app/schema
 
 RUN chmod +x /app/go-proxy
 ENV DOCKER_HOST unix:///var/run/docker.sock
 ENV GOPROXY_DEBUG 0
-ENV GOPROXY_REDIRECT_HTTP 1
 
 EXPOSE 80
 EXPOSE 8080