fix buildx helper script

bin/build_docker.sh

@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+# ./bin/build_docker.sh dev 'linux/arm/v7'
 
 ### Bash Environment Setup
 # http://redsymbol.net/articles/unofficial-bash-strict-mode/
@@ -15,10 +16,12 @@ cd "$REPO_DIR"
 which docker > /dev/null || exit 1
 
 
-TAG_NAME="dev"
+TAG_NAME="${1:-$(git rev-parse --abbrev-ref HEAD)}"
 VERSION="$(jq -r '.version' < "$REPO_DIR/package.json")"
 SHORT_VERSION="$(echo "$VERSION" | perl -pe 's/(\d+)\.(\d+)\.(\d+)/$1.$2/g')"
-REQUIRED_PLATFORMS=('linux/arm64','linux/amd64','linux/arm/v8','linux/arm/v7')
+REQUIRED_PLATFORMS="${2:-"linux/arm64,linux/amd64,linux/arm/v7"}"
+
+echo "[+] Building Docker image: tag=$TAG_NAME version=$SHORT_VERSION arch=$REQUIRED_PLATFORMS"
 
 function check_platforms() {
     INSTALLED_PLATFORMS="$(docker buildx inspect | grep 'Platforms:' )"
@@ -33,34 +36,32 @@ function check_platforms() {
     return 0
 }
 
+function remove_builder() {
+    # remove existing xbuilder
+    docker buildx stop xbuilder || true
+    docker buildx rm xbuilder || true
+}
+
 function create_builder() {
+    docker buildx use xbuilder && return 0
     echo "[+] Creating new xbuilder for: $REQUIRED_PLATFORMS"
     echo
 
     # Switch to buildx builder if already present / previously created
     docker buildx create --name xbuilder --driver docker-container --bootstrap --use --platform "$REQUIRED_PLATFORMS" || true
     docker buildx inspect --bootstrap || true
-
-    echo
 }
 
 function recreate_builder() {
     # Install QEMU binaries for cross-platform building if not installed
     docker run --privileged --rm 'tonistiigi/binfmt' --install all
 
-    # remove existing xbuilder
-    docker buildx stop xbuilder || true
-    docker buildx rm xbuilder || true
-
-    # Create Docker builder for cross-platform building
-    docker buildx use xbuilder && return 0
-
+    remove_builder
     create_builder
 }
 
-
 # Check if docker is ready for cross-plaform builds, if not, recreate builder
-docker buildx use xbuilder || create_builder
+docker buildx use xbuilder 2>&1 >/dev/null || create_builder
 check_platforms || (recreate_builder && check_platforms) || exit 1
 
 
@@ -72,6 +73,7 @@ docker buildx build --platform "$REQUIRED_PLATFORMS" --load . \
                -t archivebox:$TAG_NAME \
                -t archivebox:$VERSION \
                -t archivebox:$SHORT_VERSION \
+               -t archivebox:latest \
                -t docker.io/nikisweeting/archivebox:$TAG_NAME \
                -t docker.io/nikisweeting/archivebox:$VERSION \
                -t docker.io/nikisweeting/archivebox:$SHORT_VERSION \