fixed static compilation of docker file (#508)

Author: adubovikov

config/config.go

@@ -1,6 +1,6 @@
 package config
 
-const Version = "heplify-server 1.59.1"
+const Version = "heplify-server 1.59.2"
 
 var Setting HeplifyServer
 

docker/Dockerfile

@@ -1,19 +1,21 @@
-# sudo docker build -t sipcapture/heplify-server:latest .
-
+# should be run from root directory of heplify-server
+# sudo docker build --no-cache -t sipcapture/heplify-server -f docker/Dockerfile . 
 FROM golang:alpine as builder
 
-RUN apk update && apk add --no-cache git build-base luajit-dev
-RUN go install github.com/sipcapture/heplify-server/cmd/heplify-server@latest
-#workaround for latest version
-WORKDIR /go/pkg/mod/github.com/sipcapture/
-RUN ln -s `ls -ltd hepl* | tail -1 | awk '{print $9}'` heplify-server@latest
+RUN apk update && apk add --no-cache git build-base 
+RUN git clone https://luajit.org/git/luajit-2.0.git \
+ && cd luajit-2.0 \
+ && make CCOPT="-static -fPIC" BUILDMODE="static" && make install
+COPY . /heplify-server
+WORKDIR /heplify-server/cmd/heplify-server
+RUN CGO_ENABLED=1 GOOS=linux go build -a --ldflags '-linkmode external -extldflags "-static -s -w"' -o heplify-server .
 
 FROM alpine:latest
 
 RUN apk update
-RUN apk --no-cache add ca-certificates
+RUN apk --no-cache add ca-certificates bash
 RUN apk upgrade
 
 WORKDIR /root/
-COPY --from=builder /go/bin/heplify-server .
-COPY --from=builder /go/pkg/mod/github.com/sipcapture/heplify-server@latest/scripts ./scripts
+COPY --from=builder /heplify-server/cmd/heplify-server/heplify-server .
+COPY --from=builder /heplify-server/scripts ./scripts