Revert to building frontend from source with verbose output

Add echo statements to see where build fails on HF Space.

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

Dockerfile

@@ -3,71 +3,64 @@ FROM node:20-slim
 # Set noninteractive installation
 ENV DEBIAN_FRONTEND=noninteractive
 
-# Build timestamp to force cache invalidation: 2026-01-12T22:25
+# Build timestamp to force cache invalidation: 2026-01-12T22:35
 
-# Install build dependencies including git-lfs
+# Install build dependencies
 RUN apt-get update && apt-get install -y \
     curl \
     git \
-    git-lfs \
     && rm -rf /var/lib/apt/lists/*
 
-# Initialize git-lfs
-RUN git lfs install
-
 # Create app directory
 WORKDIR /app
 
-# Clone the repo with LFS files
-ARG REPO_URL=https://huggingface.co/spaces/k-l-lambda/trigo
-RUN git clone --depth 1 ${REPO_URL} /tmp/repo && \
-    cd /tmp/repo && \
-    git lfs pull
-
-# Copy files from cloned repo
-RUN mkdir -p app backend && \
-    cp -r /tmp/repo/trigo-web/package*.json ./ && \
-    cp -r /tmp/repo/trigo-web/app/package*.json ./app/ && \
-    cp -r /tmp/repo/trigo-web/backend/package*.json ./backend/
-
-# Copy .env files
-RUN cp /tmp/repo/trigo-web/.env* ./ 2>/dev/null || true && \
-    cp /tmp/repo/trigo-web/app/.env* ./app/ 2>/dev/null || true && \
-    cp /tmp/repo/trigo-web/backend/.env* ./backend/ 2>/dev/null || true
+# Copy package files first for better caching
+COPY trigo-web/package*.json ./
+COPY trigo-web/app/package*.json ./app/
+COPY trigo-web/backend/package*.json ./backend/
 
 # Install build tools globally
 RUN npm install -g tsx jison typescript esbuild
 
-# Install production dependencies only at root level
-RUN npm install --omit=dev
-
-# Install app runtime dependencies (for onnxruntime-web)
-RUN cd app && npm install --omit=dev
-
-# Install backend dependencies
-RUN cd backend && npm install
+# Install dependencies - show verbose output
+RUN echo "=== Installing root dependencies ===" && \
+    npm install --omit=dev && \
+    echo "=== Installing app dependencies ===" && \
+    cd app && npm install && \
+    echo "=== Installing backend dependencies ===" && \
+    cd ../backend && npm install && \
+    echo "=== Done installing dependencies ==="
+
+# Copy source files
+COPY trigo-web/inc/ ./inc/
+COPY trigo-web/public/ ./public/
+COPY trigo-web/app/src/ ./app/src/
+COPY trigo-web/app/index.html ./app/
+COPY trigo-web/app/vite.config.ts ./app/
+COPY trigo-web/app/tsconfig*.json ./app/
+COPY trigo-web/backend/src/ ./backend/src/
+COPY trigo-web/backend/tsconfig.json ./backend/
 
-# Copy pre-built frontend dist folder (with LFS files properly resolved)
-RUN cp -r /tmp/repo/trigo-web/app/dist/ ./app/dist/
-
-# Copy public folder
-RUN cp -r /tmp/repo/trigo-web/public/ ./public/
-
-# Copy inc folder (shared types)
-RUN cp -r /tmp/repo/trigo-web/inc/ ./inc/
-
-# Copy backend source and build with esbuild
-RUN cp -r /tmp/repo/trigo-web/backend/src/ ./backend/src/ && \
-    cp /tmp/repo/trigo-web/backend/tsconfig.json ./backend/
-
-RUN mkdir -p backend/dist/backend/src && \
-    esbuild backend/src/server.ts --bundle --platform=node --target=node20 --format=esm --outfile=backend/dist/backend/src/server.js --external:express --external:socket.io --external:cors --external:dotenv --external:uuid
+# Copy .env files
+COPY trigo-web/.env* ./
+COPY trigo-web/app/.env* ./app/
+COPY trigo-web/backend/.env* ./backend/
+
+# Build frontend - show all output
+RUN echo "=== Starting Vite build ===" && \
+    cd app && \
+    NODE_OPTIONS="--max-old-space-size=4096" npm run build:prod && \
+    echo "=== Vite build completed ===" && \
+    ls -la dist/
+
+# Build backend
+RUN echo "=== Building backend ===" && \
+    mkdir -p backend/dist/backend/src && \
+    esbuild backend/src/server.ts --bundle --platform=node --target=node20 --format=esm --outfile=backend/dist/backend/src/server.js --external:express --external:socket.io --external:cors --external:dotenv --external:uuid && \
+    echo "=== Backend build completed ==="
 
 # Copy the pre-built parser
-RUN cp /tmp/repo/trigo-web/public/lib/tgnParser.cjs ./public/lib/
-
-# Cleanup
-RUN rm -rf /tmp/repo
+COPY trigo-web/public/lib/tgnParser.cjs ./public/lib/
 
 # Set environment variables for Hugging Face Spaces
 ENV PORT=7860