fix: add libexpat to raster build (#486)

Author: smohiudd

raster_api/runtime/Dockerfile

@@ -1,10 +1,13 @@
 FROM --platform=linux/amd64 public.ecr.aws/sam/build-python3.12:latest
 
+RUN dnf install -y gcc-c++
+
 WORKDIR /tmp
 
 COPY raster_api/runtime /tmp/raster
 RUN pip install mangum /tmp/raster["psycopg-binary"] -t /asset --no-binary pydantic
 RUN rm -rf /tmp/raster
+RUN cp /usr/lib64/libexpat.so.1 /asset/
 
 # # Reduce package size and remove useless files
 RUN cd /asset && find . -type f -name '*.pyc' | while read f; do n=$(echo $f | sed 's/__pycache__\///' | sed 's/.cpython-[0-9]*//'); cp $f $n; done;
@@ -14,8 +17,9 @@ RUN find /asset -type d -a -name 'tests' -print0 | xargs -0 rm -rf
 RUN rm -rdf /asset/numpy/doc/ /asset/boto3* /asset/botocore* /asset/bin /asset/geos_license /asset/Misc
 
 COPY raster_api/runtime/handler.py /asset/handler.py
+RUN dnf remove -y gcc-c++
 
 WORKDIR /asset
 RUN python -c "from handler import handler; print('All Good')"
 
-CMD ["echo", "hello world"]
+CMD ["echo", "hello world"]