fix: arm images need a special base tag

Author: jacobtread

.github/workflows/build-release.yml

@@ -64,7 +64,6 @@ jobs:
                   unzip docbox-upload-completion-lambda.zip -d /tmp/processing-lambda
                   unzip poppler-lambda-layer.zip -d /tmp/processing-lambda
                   zip -r docbox-upload-completion-lambda-amd64.zip /tmp/processing-lambda
-                  mv /tmp/docbox-upload-completion-lambda-amd64.zip
               shell: bash
 
             # Upload the built artifacts
@@ -136,7 +135,6 @@ jobs:
                   unzip docbox-upload-completion-lambda.zip -d /tmp/processing-lambda
                   unzip poppler-lambda-layer.zip -d /tmp/processing-lambda
                   zip -r docbox-upload-completion-lambda-arm64.zip /tmp/processing-lambda
-                  mv /tmp/docbox-upload-completion-lambda-arm64.zip
               shell: bash
 
             # Upload the built artifacts

layers/make-poppler-layer-amd64.sh

@@ -2,7 +2,7 @@
 set -euo pipefail
 
 # Build the container
-docker buildx build --platform linux/amd64 -f ./layers/poppler.Dockerfile -t poppler-lambda-layer-amd64 ./layers
+docker buildx build --build-arg BASE_IMAGE=public.ecr.aws/lambda/provided:al2023 --platform linux/amd64 -f ./layers/poppler.Dockerfile -t poppler-lambda-layer-amd64 ./layers
 
 # Run a container and copy out the zip then delete it
 CONTAINER_ID=$(docker create --platform linux/amd64 poppler-lambda-layer-amd64)

layers/make-poppler-layer-arm64.sh

@@ -2,7 +2,7 @@
 set -euo pipefail
 
 # Build the container
-docker buildx build --platform linux/arm64 -f ./layers/poppler.Dockerfile -t poppler-lambda-layer-arm64 ./layers
+docker buildx build --build-arg BASE_IMAGE=public.ecr.aws/lambda/provided:al2023-arm64 --platform linux/arm64 -f ./layers/poppler.Dockerfile -t poppler-lambda-layer-arm64 ./layers
 
 # Run a container and copy out the zip then delete it
 CONTAINER_ID=$(docker create --platform linux/arm64 poppler-lambda-layer-arm64)

layers/poppler.Dockerfile

@@ -1,5 +1,6 @@
 # Docker for building the layer for poppler support in AWS lambda
-FROM public.ecr.aws/lambda/provided:al2023 AS builder
+ARG BASE_IMAGE=public.ecr.aws/lambda/provided:al2023
+FROM ${BASE_IMAGE} AS builder
 
 # Install required dependencies
 RUN dnf -y update && \