🎉 Add docker images auxiliar build script.

docker/images/build.sh

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+set -x
+
+DOCKER_CLI_EXPERIMENTAL=enabled
+ORG=${PENPOT_DOCKER_NAMESPACE:-penpotapp};
+PLATFORM=${PENPOT_BUILD_PLATFORM:-linux/amd64};
+IMAGE=${1:-backend};
+
+DOCKER_IMAGE="$ORG/$IMAGE";
+OPTIONS="-t $DOCKER_IMAGE:$PENPOT_BUILD_BRANCH";
+
+IFS=", "
+read -a TAGS <<< $PENPOT_BUILD_TAGS;
+
+for element in "${TAGS[@]}"; do
+    OPTIONS="$OPTIONS -t $DOCKER_IMAGE:$element";
+done
+
+if [ "$PENPOT_BUILD_PUSH" = "true" ]; then
+    OPTIONS="--push $OPTIONS"
+else
+    OPTIONS="--load $OPTIONS"
+fi
+
+docker buildx inspect penpot > /dev/null 2>&1;
+docker run --privileged --rm tonistiigi/binfmt --install all
+
+if [ $? -eq 1 ]; then
+    docker buildx create --name=penpot --use
+    docker buildx inspect --bootstrap > /dev/null 2>&1;
+else
+    docker buildx use penpot;
+    docker buildx inspect --bootstrap  > /dev/null 2>&1;
+fi
+
+unset IFS;
+docker buildx build --platform ${PLATFORM// /,} $OPTIONS -f Dockerfile.$IMAGE .;