update Lambda Docker Image for v2.3.0, python 3.11

- `pyzmq` install via pip requires `g++`; installs `gcc-c++` via yum to enable build to succeed
- updates defaults to py3.11 and arcgis v2.3.0

.github/workflows/DockerBuild.LambdaBaseImage.yaml

@@ -7,11 +7,11 @@ on:
       version:
         description: "Version of ArcGIS API for Python to install in the image"
         type: string
-        default: "2.2.0"
+        default: "2.3.0"
       python_version:
         description: "Python version to base image on"
         type: string
-        default: "3.9"
+        default: "3.11"
       is_latest_release:
         description: "Version of ArcGIS API for Python is Latest current release"
         type: boolean

docker/LambdaBaseImage.Dockerfile

@@ -1,5 +1,5 @@
-ARG python_version=3.9
-# lambda python image, defaults to python 3.9
+ARG python_version=3.11
+# lambda python image, defaults to python 3.11
 FROM public.ecr.aws/lambda/python:${python_version}
 
 # set metadata
@@ -9,9 +9,10 @@ LABEL org.opencontainers.image.licenses=Apache
 LABEL org.opencontainers.image.source=https://github.com/esri/arcgis-python-api
 
 # install dependencies, then clean yum cache
-RUN yum -y install gcc krb5-devel krb5-server krb5-libs && yum clean all && rm -rf /var/cache/yum
+RUN yum -y install gcc gcc-c++ krb5-devel krb5-server krb5-libs && yum clean all && rm -rf /var/cache/yum
 # install arcgis
-ARG arcgis_version="2.2.0"
+ARG arcgis_version="2.3.0"
+# adding .* ensures the latest patch version is installed
 RUN  pip3 install "arcgis==${arcgis_version}.*" --target "${LAMBDA_TASK_ROOT}"
 # set entrypoint to app.py handler method
 # (note that app.py is missing from this base image)