Multi Stage Dockerfile

Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/alpine:3
+FROM docker.io/alpine:3 AS builder
 
 ENV VERSION=6.22.1
 
@@ -8,6 +8,23 @@ RUN apk --no-cache --update upgrade && \
         hwloc-dev numactl && \
     rm -rf /var/cache/apk/
 
+RUN git clone https://github.com/xmrig/xmrig.git --depth 1 -b v$VERSION && \
+    cd xmrig && \
+    sed -i -e 's/constexpr const int kMinimumDonateLevel = 1;/constexpr const int kMinimumDonateLevel = 0;/g' src/donate.h && \
+    mkdir build && \
+    cd build && \
+    cmake .. && \
+    make -j$(nproc)
+
+FROM docker.io/alpine:3
+
+RUN apk --no-cache --update upgrade && \
+    apk --no-cache --update add \
+        libuv-dev libmicrohttpd-dev \
+        openssl-dev hwloc-dev numactl && \
+    rm -rf /var/cache/apk/
+
+COPY --from=builder /xmrig/build/xmrig /usr/local/bin/xmrig
 COPY entrypoint.sh /usr/local/bin/xmrig.sh
 
 ENTRYPOINT ["xmrig.sh"]

entrypoint.sh

@@ -56,17 +56,9 @@ fi
 
 if [ -z "$algo" ]; then echo "     Using --- $coin"; else echo "     Using --- $algo"; fi
 
-git clone https://github.com/xmrig/xmrig.git --depth 1 -b v$VERSION
-cd xmrig
-sed -i -e 's/constexpr const int kMinimumDonateLevel = 1;/constexpr const int kMinimumDonateLevel = 0;/g' src/donate.h
-mkdir build
-cd build
-cmake ..
-make -j$(nproc)
-
 if [ -z "$algo" ]; then
   echo -o $xmrpool:$startport -u $username -p $password -t $numthreads --coin=$coin --donate-level=$donate $OPTIONS
-  ./xmrig -o $xmrpool:$startport \
+  xmrig -o $xmrpool:$startport \
     -u $username \
     -p $password \
     -t $numthreads \
@@ -75,7 +67,7 @@ if [ -z "$algo" ]; then
     $OPTIONS
 else
   echo -o $xmrpool:$startport -u $username -p $password -t $numthreads --algo=$algo --donate-level=$donate $OPTIONS
-  ./xmrig -o $xmrpool:$startport \
+  xmrig -o $xmrpool:$startport \
     -u $username \
     -p $password \
     -t $numthreads \