Update Dockerfile

Dockerfile

@@ -163,6 +163,17 @@ RUN echo '#!/bin/bash' > /app/start_zrok.sh \
     && echo 'done' >> /app/start_zrok.sh \
     && echo 'echo "[zrok] New API is ready, starting tunnel..."' >> /app/start_zrok.sh \
     && echo '' >> /app/start_zrok.sh \
+    && echo 'echo "[zrok] Cleaning up any existing share for name: $SHARE_NAME ..."' >> /app/start_zrok.sh \
+    && echo 'EXISTING_SHARE=$(zrok2 list shares 2>/dev/null | grep "$SHARE_NAME" | awk '"'"'{print $1}'"'"')' >> /app/start_zrok.sh \
+    && echo 'if [ -n "$EXISTING_SHARE" ]; then' >> /app/start_zrok.sh \
+    && echo '    echo "[zrok] Found existing share: $EXISTING_SHARE, deleting..."' >> /app/start_zrok.sh \
+    && echo '    zrok2 delete share "$EXISTING_SHARE" 2>/dev/null || true' >> /app/start_zrok.sh \
+    && echo '    sleep 5' >> /app/start_zrok.sh \
+    && echo '    echo "[zrok] Existing share deleted."' >> /app/start_zrok.sh \
+    && echo 'else' >> /app/start_zrok.sh \
+    && echo '    echo "[zrok] No existing share found, proceeding."' >> /app/start_zrok.sh \
+    && echo 'fi' >> /app/start_zrok.sh \
+    && echo '' >> /app/start_zrok.sh \
     && echo 'while true; do' >> /app/start_zrok.sh \
     && echo '    echo "[zrok] Starting share on localhost:7860 ..."' >> /app/start_zrok.sh \
     && echo '    zrok2 share public http://localhost:7860 -n "public:${SHARE_NAME}" --headless || true' >> /app/start_zrok.sh \