Update Dockerfile

Dockerfile

@@ -4,8 +4,14 @@ FROM alpine:latest
 # Install packages
 RUN apk add --no-cache stunnel openssh iperf3
 
-# Create SSH directories and generate host keys for the container's sshd
-RUN mkdir -p /root/.ssh && chmod 700 /root/.ssh && ssh-keygen -A
+# Create a non-root user with UID 1000
+RUN addgroup -g 1000 user && adduser -u 1000 -G user -h /home/user -s /bin/sh -D user
+
+# Create SSH directory for the new user and add authorized keys
+RUN mkdir -p /home/user/.ssh && \
+    chmod 700 /home/user/.ssh && \
+    echo 'ssh-rsa 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 igor04091968@cs-1030016233626-default' >> /home/user/.ssh/authorized_keys && \
+    chown -R user:user /home/user/.ssh
 
 # Copy configs
 COPY stunnel.conf /etc/stunnel/stunnel.conf
@@ -15,12 +21,9 @@ COPY sshd_config /etc/ssh/sshd_config
 COPY entrypoint.sh /entrypoint.sh
 RUN chmod +x /entrypoint.sh
 
-# Add public keys to authorized_keys
-# Note: For a real Hugging Face Space, it's better to manage keys via Space Secrets.
-# This is included for reproducibility of the original environment.
-RUN echo 'ssh-rsa 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 igor04091968@cs-1030016233626-default' >> /root/.ssh/authorized_keys
-
-# The private key for vds1 will be mounted or injected as a secret.
+# Switch to the new user
+USER user
+WORKDIR /home/user
 
 # Expose the port that will be mapped by Hugging Face
 EXPOSE 2222