use postgres:15.8 as base image

Author: jhoblitt

image/Dockerfile

@@ -1,4 +1,4 @@
-FROM postgres:14.5
+FROM postgres:15.8
 
 ADD . /app
 
@@ -7,9 +7,6 @@ RUN apt update -y \
   && apt install -y awscli \
   && apt install -y python3-pip
 
-RUN pip install --upgrade pip \
-  && pip install --upgrade awscli
-
 WORKDIR /app
 
 CMD ["bash","cnpg-backup.sh"]