Remove debug step to test if build succeeds

Co-Authored-By: Claude <noreply@anthropic.com>

Dockerfile

@@ -3,7 +3,7 @@ FROM node:20-slim
 # Set noninteractive installation
 ENV DEBIAN_FRONTEND=noninteractive
 
-# Build timestamp to force cache invalidation: 2026-01-12T20:35
+# Build timestamp to force cache invalidation: 2026-01-12T20:40
 
 # Install build dependencies
 RUN apt-get update && apt-get install -y \
@@ -28,23 +28,11 @@ RUN npm install --omit=dev && \
     cd ../backend && npm install --omit=dev && \
     cd ..
 
-# Skip all build steps - everything is pre-built:
+# All build steps are pre-built:
 # - Frontend: app/dist/ (includes onnx files)
 # - Backend: backend/dist/backend/src/server.js
 # - Parser: public/lib/tgnParser.cjs
 
-# Debug: Show directory structure (force success with exit 0)
-RUN set +e ; \
-    echo "=== Directory structure ===" ; \
-    pwd ; \
-    ls -la ; \
-    echo "=== app/ ===" ; ls -la app/ 2>&1 ; \
-    echo "=== app/dist/ ===" ; ls -la app/dist/ 2>&1 ; \
-    echo "=== backend/ ===" ; ls -la backend/ 2>&1 ; \
-    echo "=== backend/dist/ ===" ; ls -la backend/dist/ 2>&1 ; \
-    echo "=== Done ===" ; \
-    exit 0
-
 # Set environment variables for Hugging Face Spaces
 ENV PORT=7860
 ENV HOST=0.0.0.0