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Dockerfile

@@ -1,10 +1,15 @@
-FROM golang:1.18.3-buster
+FROM golang:1.18.3-buster as builder
 
 WORKDIR /usr/src/app
 COPY . .
 RUN apt-get install -y git
+RUN go mod tidy -e
+RUN go mod vendor
 WORKDIR /usr/src/app/vendor/rpi-rgb-led-matrix/
 RUN git submodule update --init
 RUN make
 WORKDIR /usr/src/app
 RUN go install -v ./...
+
+FROM golang:1.18.3-buster
+COPY --from=builder /usr/src/app/vendor/rpi-rgb-led-matrix/lib/. /lib