add docker build script for multi-arch

Author: jeffcaldwellca

docker-build-push.sh

@@ -0,0 +1,58 @@
+#!/bin/bash
+
+# Multi-architecture Docker build and push script for mkcertWeb
+# Builds for linux/amd64 (Intel/AMD) and linux/arm64 (ARM64)
+
+set -e
+
+# Configuration
+IMAGE_NAME="jeffcaldwellca/mkcertweb"
+VERSION="3.1.1"
+
+# Colors for output
+GREEN='\033[0;32m'
+BLUE='\033[0;34m'
+RED='\033[0;31m'
+NC='\033[0m' # No Color
+
+echo -e "${BLUE}Starting multi-architecture build for ${IMAGE_NAME}:${VERSION}${NC}"
+
+# Check if logged into Docker Hub
+#echo -e "${BLUE}Checking Docker Hub login...${NC}"
+#if ! docker info | grep -q "Username"; then
+#    echo -e "${RED}Not logged into Docker Hub. Please run: docker login${NC}"
+#    exit 1
+#fi
+
+# Create and use buildx builder if not exists
+echo -e "${BLUE}Setting up buildx builder...${NC}"
+if ! docker buildx ls | grep -q "multiarch"; then
+    docker buildx create --name multiarch --use
+else
+    docker buildx use multiarch
+fi
+
+# Bootstrap the builder
+docker buildx inspect --bootstrap
+
+# Build and push multi-architecture image
+echo -e "${BLUE}Building and pushing multi-arch images...${NC}"
+echo -e "${BLUE}Platforms: linux/amd64, linux/arm64${NC}"
+
+docker buildx build \
+    --platform linux/amd64,linux/arm64 \
+    --tag ${IMAGE_NAME}:${VERSION} \
+    --tag ${IMAGE_NAME}:latest \
+    --push \
+    .
+
+echo -e "${GREEN}✓ Successfully built and pushed multi-architecture images!${NC}"
+echo -e "${GREEN}✓ Available platforms: linux/amd64, linux/arm64${NC}"
+echo -e "${GREEN}✓ Tags: ${IMAGE_NAME}:${VERSION}, ${IMAGE_NAME}:latest${NC}"
+echo ""
+echo -e "${BLUE}To verify the image manifest:${NC}"
+echo "  docker buildx imagetools inspect ${IMAGE_NAME}:${VERSION}"
+echo ""
+echo -e "${BLUE}To pull and run:${NC}"
+echo "  docker pull ${IMAGE_NAME}:${VERSION}"
+echo "  docker-compose up -d"