Update Dockerfile

Dockerfile

@@ -1,7 +1,7 @@
 FROM nvidia/cuda:11.3.1-base-ubuntu20.04
 
 ENV DEBIAN_FRONTEND=noninteractive \
-	TZ=Europe/Paris
+    TZ=Europe/Paris
 
 # Remove any third-party apt sources to avoid issues with expiring keys.
 # Install some basic utilities
@@ -102,12 +102,15 @@ RUN --mount=target=/root/packages.txt,source=packages.txt \
     && rm -rf /var/lib/apt/lists/*
 
 RUN --mount=target=/root/on_startup.sh,source=on_startup.sh,readwrite \
-	bash /root/on_startup.sh
+    bash /root/on_startup.sh
 
 #######################################
 # End root user section
 #######################################
 
+# Add the user 'user' to the sudo group
+RUN usermod -aG sudo user
+
 USER user
 
 # Python packages
@@ -120,12 +123,12 @@ COPY --chown=user . $HOME/app
 RUN chmod +x start_server.sh
 
 ENV PYTHONUNBUFFERED=1 \
-	GRADIO_ALLOW_FLAGGING=never \
-	GRADIO_NUM_PORTS=1 \
-	GRADIO_SERVER_NAME=0.0.0.0 \
-	GRADIO_THEME=huggingface \
-	SYSTEM=spaces \
-	SHELL=/bin/bash
+    GRADIO_ALLOW_FLAGGING=never \
+    GRADIO_NUM_PORTS=1 \
+    GRADIO_SERVER_NAME=0.0.0.0 \
+    GRADIO_THEME=huggingface \
+    SYSTEM=spaces \
+    SHELL=/bin/bash
 
 EXPOSE 7860 3000