Use same UID inside and oustide container.

Signed-off-by: Cody Littley <[email protected]>

api/builder/Dockerfile

@@ -3,12 +3,15 @@ FROM golang:1.21.12-bookworm
 # The URL where the protoc binary can be downloaded. Is different depending on architecture.
 ARG PROTOC_URL
 
+# The UID of the user to create
+ARG UID
+
 # Install core dependencies
 RUN apt update
 RUN apt install -y wget unzip bash
 
 # Set up user
-RUN useradd -m -s /bin/bash user
+RUN useradd -u $UID -m -s /bin/bash user
 USER user
 WORKDIR /home/user
 # Remove default crud

api/builder/build-docker.sh

@@ -16,11 +16,11 @@ fi
 # Add the --no-cache flag to force a rebuild.
 # Add the --progress=plain flag to show verbose output during the build.
 
-# TODO use a different image name for different architectures
 docker build \
   -f "${SCRIPT_DIR}/Dockerfile" \
   --tag pbuf-compiler:latest \
   --build-arg PROTOC_URL="${PROTOC_URL}" \
+  --build-arg UID=$(id -u) \
   .
 
 if [ $? -ne 0 ]; then