might go faster now, who knows

Dockerfile

@@ -1,15 +1,21 @@
+## build image:
 FROM golang:1.15 as builder
 
-RUN mkdir /build
-ADD . /build/
-WORKDIR /build
+RUN mkdir -p /go/src/git.eeqj.de/sneak/formless
+WORKDIR /go/src/git.eeqj.de/sneak/formless
+
+COPY go.mod .
+COPY go.sum .
+RUN go mod download
+
+ADD . /go/src/git.eeqj.de/sneak/formless/
 RUN make build
 
-
+## output image:
 FROM scratch
 
-COPY --from=builder /build/formless /app/formless
-COPY --from=builder /go /goarchive
+COPY --from=builder /go/src/git.eeqj.de/sneak/formless/formless /app/formless
+COPY --from=builder /go /go.archive
 
 WORKDIR /app