feat: update user creation

Author: brenodt

Dockerfile

@@ -4,8 +4,8 @@ FROM alpine:edge
 # Define the home directory for the "dev" user as an environment variable
 ENV DEV_HOME /home/dev
 
-# Create a non-root user named "dev"
-RUN useradd -m dev
+# Create a non-root user named "dev" with the home directory defined by the environment variable
+RUN adduser -D -h $DEV_HOME dev
 
 # Set the default user to "dev"
 USER dev