Update Dockerfile

Dockerfile

@@ -129,14 +129,23 @@ RUN echo '#!/bin/bash' > /app/start_zrok.sh \
     && echo '' >> /app/start_zrok.sh \
     && echo 'if [ ! -f "$HOME/.zrok2/environment.json" ]; then' >> /app/start_zrok.sh \
     && echo '    echo "[zrok] Enabling environment..."' >> /app/start_zrok.sh \
+    && echo '    mkdir -p "$HOME/.zrok2"' >> /app/start_zrok.sh \
     && echo '    if ! zrok2 enable "$ZROK_TOKEN" --headless; then' >> /app/start_zrok.sh \
     && echo '        echo "[zrok] FATAL: enable failed. Check your token."' >> /app/start_zrok.sh \
     && echo '        sleep infinity' >> /app/start_zrok.sh \
     && echo '        exit 1' >> /app/start_zrok.sh \
     && echo '    fi' >> /app/start_zrok.sh \
-    && echo '    echo "[zrok] Environment enabled."' >> /app/start_zrok.sh \
+    && echo '    echo "[zrok] Checking environment.json was created..."' >> /app/start_zrok.sh \
+    && echo '    ls -la "$HOME/.zrok2/" || true' >> /app/start_zrok.sh \
+    && echo '    if [ ! -f "$HOME/.zrok2/environment.json" ]; then' >> /app/start_zrok.sh \
+    && echo '        echo "[zrok] FATAL: environment.json not created after enable!"' >> /app/start_zrok.sh \
+    && echo '        sleep infinity' >> /app/start_zrok.sh \
+    && echo '        exit 1' >> /app/start_zrok.sh \
+    && echo '    fi' >> /app/start_zrok.sh \
+    && echo '    echo "[zrok] Environment enabled successfully."' >> /app/start_zrok.sh \
     && echo 'else' >> /app/start_zrok.sh \
     && echo '    echo "[zrok] Reusing persisted environment."' >> /app/start_zrok.sh \
+    && echo '    echo "[zrok] environment.json exists, proceeding..."' >> /app/start_zrok.sh \
     && echo 'fi' >> /app/start_zrok.sh \
     && echo '' >> /app/start_zrok.sh \
     && echo 'NAME_FILE="$HOME/.zrok2/share_name"' >> /app/start_zrok.sh \