Try to explicitly push manifests, not images

build

@@ -76,10 +76,6 @@ for component in "${COMPONENTS[@]}"; do
 	latest="$BASE/wubloader-$component:latest"
 	specific="$BASE/wubloader-$component:$TAG"
 	if [ -n "$MULTIPLATFORM" ]; then
-		echo "Creating multi-arch manifests"
-		"$BUILD_CMD" manifest create "$specific"
-		"$BUILD_CMD" manifest create "$latest"
-
 		# buscribe doesn't (yet?) build under arm64 due to pulling in libc-bin, skip arm64 for it
 		if [ "$component" != "buscribe" ]; then
 			"$BUILD_CMD" build \
@@ -108,6 +104,16 @@ for component in "${COMPONENTS[@]}"; do
 			.
 	fi
 	echo "Built image wubloader-$component:$TAG"
+    if [ -n "$MULTIPLATFORM" ]; then
+	    if [ -n "$PUSH" ]; then
+		    echo "Pushing tag $specific"
+		    "$BUILD_CMD" manifest push "$specific"
+	    fi
+	    if [ "$PUSH" == "latest" ]; then
+		    echo "Pushing tag $latest"
+		    "$BUILD_CMD" manifest push "$latest"
+	    fi
+    else
 	    if [ -n "$PUSH" ]; then
 		    echo "Pushing tag $specific"
 		    "$BUILD_CMD" push "$specific"
@@ -116,4 +122,5 @@ for component in "${COMPONENTS[@]}"; do
 		    echo "Pushing tag $latest"
 		    "$BUILD_CMD" push "$latest"
 	    fi
+    fi
 done