Update Dockerfile

Dockerfile

@@ -24,11 +24,23 @@ RUN mkdir -p /root/.ssh && \
     ssh-keygen -t rsa -f /root/.ssh/id_rsa -N '' && \
     chmod 700 /root/.ssh && chmod 600 /root/.ssh/id_rsa
 
-RUN git clone https://github.com/foxytouxxx/freeroot.git /opt/freeroot && \
-    chmod +x /opt/freeroot/root.sh
+RUN git clone https://github.com/foxytouxxx/freeroot.git /opt/freeroot
+
+# Check if proot binary exists, if not, download official latest release
+RUN if [ ! -f /opt/freeroot/usr/local/bin/proot ]; then \
+      mkdir -p /opt/freeroot/usr/local/bin && \
+      echo "Downloading proot binary..." && \
+      wget --tries=10 --retry-connrefused --timeout=30 -O /opt/freeroot/usr/local/bin/proot https://github.com/proot-me/proot/releases/latest/download/proot-x86_64 && \
+      chmod +x /opt/freeroot/usr/local/bin/proot ; \
+    else \
+      echo "proot already exists"; \
+    fi
+
+RUN chmod +x /opt/freeroot/root.sh
 
 RUN mkdir -p /app && echo "Tmate Session Running..." > /app/index.html
+
 WORKDIR /app
 
-# Start HTTP server on $PORT and tmate in foreground, redirecting tmate logs to reduce noise
-CMD python3 -m http.server $PORT & tmate -F 
+# Start HTTP server and tmate simultaneously
+CMD python3 -m http.server $PORT & tmate -F