Fix: exclude large ONNX files from vite build step

ONNX files are copied directly to dist after build.

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: 2026-01-12T19:15
+# Build timestamp to force cache invalidation: 2026-01-12T19:20
 
 # Install build dependencies
 RUN apt-get update && apt-get install -y \
@@ -14,8 +14,10 @@ RUN apt-get update && apt-get install -y \
 # Create app directory
 WORKDIR /app
 
-# Copy entire trigo-web project
+# Copy trigo-web project EXCEPT onnx files (too large for build)
 COPY trigo-web/ ./
+# Remove large ONNX files before build (will copy back after)
+RUN rm -rf public/onnx
 
 # Install build tools globally
 RUN npm install -g tsx jison typescript esbuild
@@ -31,24 +33,15 @@ RUN npm install --omit=dev && \
 # Skip jison parser build - pre-built tgnParser.cjs is already in public/lib/
 # RUN tsx tools/buildJisonParser.ts
 
-# Build frontend (generates dist folder) - add diagnostics
-RUN cd app && \
-    echo "=== Node version ===" && \
-    node --version && \
-    echo "=== NPM version ===" && \
-    npm --version && \
-    echo "=== Current directory ===" && \
-    pwd && \
-    echo "=== Directory listing ===" && \
-    ls -la && \
-    echo "=== node_modules/.bin listing ===" && \
-    ls -la node_modules/.bin/ && \
-    echo "=== Starting vite build ===" && \
-    ./node_modules/.bin/vite build
+# Build frontend (generates dist folder)
+RUN cd app && ./node_modules/.bin/vite build
 
 # Build backend with esbuild (handles ESM imports without .js extensions)
 RUN esbuild backend/src/server.ts --bundle --platform=node --target=node20 --format=esm --outfile=backend/dist/server.js --external:express --external:socket.io --external:cors --external:dotenv --external:uuid
 
+# Copy ONNX files to dist (they don't need to be processed by vite)
+COPY trigo-web/public/onnx/ ./app/dist/onnx/
+
 # Set environment variables for Hugging Face Spaces
 ENV PORT=7860
 ENV HOST=0.0.0.0