Build images for linux/amd64 to run on Unraid

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

deploy.sh

@@ -47,7 +47,7 @@ fi
 for i in "${!IMAGES[@]}"; do
     IMAGE="${REGISTRY}/${OWNER}/${IMAGES[$i]}:latest"
     info "Building ${IMAGES[$i]}..."
-    $CONTAINER_CMD build -t "$IMAGE" -f "${DOCKERFILES[$i]}" "${CONTEXTS[$i]}"
+    $CONTAINER_CMD build --platform linux/amd64 -t "$IMAGE" -f "${DOCKERFILES[$i]}" "${CONTEXTS[$i]}"
     info "Pushing ${IMAGES[$i]}..."
     $CONTAINER_CMD push "$IMAGE"
 done