Update Dockerfilechecklist

Dockerfilechecklist

@@ -1,28 +1,39 @@
 # Use a suitable base Docker image with necessary dependencies
-FROM circulartextapp/readspaceout
+FROM circulartextapp/spaceread
 
 # Set the working directory to /app
 WORKDIR /app
-
 # Copy the current directory contents into the container at /app
 COPY . /app
 
-# Copy user and group information from the base image
-COPY --from=circulartextapp/readspaceout /etc/passwd /etc/passwd
-COPY --from=circulartextapp/readspaceout /etc/group /etc/group
-
-# Set appropriate permissions for the application directory using UID and GID
-RUN if getent passwd user > /dev/null 2>&1 && getent group user > /dev/null 2>&1; then \
-      chown -R "$USER_ID":"$USER_GROUP" /app && chmod -R 755 /app; \
+# Define the user ID in the environment variable USER_ID with a default value
+ARG USER_ID=1000
+ENV USER_ID=$USER_ID
+
+# Check if the user already exists
+RUN if [ -z "$USER_ID" ]; then \
+      echo "User ID not provided. Using the default user ID 1000."; \
+      USER_ID=1000; \
+    fi && \
+    if id "$USER_ID" >/dev/null 2>&1; then \
+      echo "User with ID $USER_ID already exists."; \
+    else \
+      useradd -m -u "$USER_ID" user; \
     fi
 
+# Set appropriate permissions for the application directory
+RUN chown -R user:user /app && chmod -R 755 /app
+
+
+
 # Install gosu (adjust the package manager based on your base image)
 RUN apt-get update && apt-get install -y gosu && rm -rf /var/lib/apt/lists/*
-
-# Set the entrypoint script as executable
 COPY entrypoint.sh /usr/local/bin/entrypoint.sh
 RUN chmod +x /usr/local/bin/entrypoint.sh
 
+# Switch to the user for improved security
+USER user
+
 # Define the entrypoint script to handle user creation and application startup
 ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]