Update Dockerfile

Dockerfile

@@ -9,11 +9,17 @@ COPY . .
 # Install dependencies
 RUN yarn install
 
-# Set permissions
+# Create and set permissions for users.json and users directory
+RUN touch users.json && \
+    chmod 666 users.json && \
+    mkdir -p users && \
+    chmod 777 users
+
+# Ensure start.sh is executable
 RUN chmod +x start.sh
 
 # Expose port
-EXPOSE 7860
+EXPOSE 3000
 
 # Run start script
 CMD ["sh", "./start.sh"]