Update Dockerfile

Dockerfile

@@ -1,5 +1,5 @@
-# Use the base Docker image with necessary dependencies
-FROM circulartextapp/spaceread as base
+# Use a suitable base Docker image with necessary dependencies
+FROM circulartextapp/spaceread
 
 # Set the working directory to /app
 WORKDIR /app
@@ -7,39 +7,34 @@ WORKDIR /app
 # Copy the current directory contents into the container at /app
 COPY . /app
 
-# Define the username in the environment variable USERNAME with a default value
-ARG USERNAME=default_user
-ENV USERNAME=$USERNAME
+# Define the user ID in the environment variable USER_ID with a default value
+ARG USER_ID=1000
+ENV USER_ID=$USER_ID
 
 # Check if the user already exists
-RUN if id "$USERNAME" >/dev/null 2>&1; then \
-      echo "User $USERNAME already exists."; \
+RUN if [ -z "$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 $USER_ID already exists."; \
     else \
-      useradd -m -u 1000 -s /bin/bash "$USERNAME"; \
+      useradd -m -u "$USER_ID" user; \
     fi
 
 # Set appropriate permissions for the application directory
-RUN chown -R "$USERNAME":"$USERNAME" /app && chmod -R 755 /app
+RUN chown -R user:user /app && chmod -R 755 /app
 
-# Switch to the user for improved security
-USER "$USERNAME"
-
-# Intermediate image with additional packages
-FROM debian:bullseye-slim as packages
-
-# Install gosu using apt-get
+# 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/*
 
-# Final image
-FROM base
-
-# Copy gosu from the packages image
-COPY --from=packages /usr/sbin/gosu /usr/sbin/gosu
-
 # 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"]