Update Dockerfile

Dockerfile

@@ -12,10 +12,12 @@ RUN apt-get update && apt-get install -y \
     lsb-release \
     lsof \
     postgresql \
+    gnupg
 
-#NEEDED FOR POSTGRES16
-RUN curl -fsSL --insecure https://www.postgresql.org/media/keys/ACCC4CF8.asc | gpg --dearmor -o /etc/apt/trusted.gpg.d/postgresql.gpg
- 
+# Install the PostgreSQL 16 repository key
+RUN curl -fsSL https://www.postgresql.org/media/keys/ACCC4CF8.asc | gpg --dearmor -o /etc/apt/trusted.gpg.d/postgresql.gpg
+
+# Install PostgreSQL 16 client
 RUN apt-get update && apt-get install -y postgresql-client-16
 
 # Copy the entrypoint script to the container