Refactor staticnode Dockerfile to support ppc64le architecture

Author: sandeepgupta12

staticnode/Dockerfile

@@ -1,6 +1,6 @@
 FROM alpine:latest
 ARG VERSION
-# One of x64 or arm64
+# One of x64 or arm64 or ppc64le
 ARG ARCH
 # The sha256sum for the node source tarball
 ARG SHA256SUM
@@ -15,7 +15,13 @@ RUN curl -O https://nodejs.org/dist/$VERSION/node-$VERSION.tar.gz
 RUN echo "$SHA256SUM  node-$VERSION.tar.gz" | sha256sum -c -
 RUN tar -zxvf node-$VERSION.tar.gz
 RUN cd node-$VERSION && ./configure --dest-cpu=$ARCH --fully-static && make -j$(nproc)
-RUN cp /build/node-$VERSION/LICENSE /out/LICENSE && cp /build/node-$VERSION/out/Release/node /out/bin/node
+RUN cd node-$VERSION && \
+    case "$ARCH" in \
+      ppc64le) CPU=ppc64 ;; \
+      *) CPU="$ARCH" ;; \
+    esac && \
+    ./configure --dest-cpu=$CPU --fully-static && \
+    make -j$(nproc)
 
 FROM scratch
 COPY --from=0 /out/ /out