🐳 Update Dockerfile

Dockerfile

@@ -1,144 +1,25 @@
-# Multi-stage Dockerfile for Hugging Face Spaces deployment
-# Combines frontend and backend into a single container
+# Backend-only Dockerfile for Hugging Face Spaces
+# This deploys ONLY the Spring Boot backend on port 7860
+# Frontend will be added later once build issue is resolved
 
-# ============================================
-# Stage 1: Build Frontend
-# ============================================
-FROM node:20 AS frontend-builder
-
-WORKDIR /app/frontend
-
-# Copy frontend package files
-COPY frontend/package*.json ./
-
-# Install dependencies
-RUN npm install --legacy-peer-deps
-
-# Copy frontend source
-COPY frontend/ ./
-
-# Set build-time environment variable for API URL
-# Empty string because frontend services already include /api prefix in their calls
-ARG VITE_API_BASE_URL=
-ENV VITE_API_BASE_URL=$VITE_API_BASE_URL
-
-# Build frontend with error checking
-RUN echo "=== Building frontend with Vite ===" && \
-    npm run build 2>&1 | tee /tmp/build.log && \
-    echo "=== Build complete ===" && \
-    echo "=== Verifying build output ===" && \
-    ls -laR dist/ && \
-    echo "=== Checking assets folder ===" && \
-    ls -la dist/assets/ && \
-    ASSET_COUNT=$(find dist/assets -type f | wc -l) && \
-    echo "Assets folder contains $ASSET_COUNT files" && \
-    if [ "$ASSET_COUNT" -lt 1 ]; then \
-        echo "ERROR: Frontend build failed - no assets generated!" && \
-        echo "=== Build log ===" && \
-        cat /tmp/build.log && \
-        exit 1; \
-    fi && \
-    echo "=== Frontend build verification passed ==="
-
-# ============================================
-# Stage 2: Build Backend
-# ============================================
-FROM maven:3.9.6-eclipse-temurin-17 AS backend-builder
-
-WORKDIR /app/backend
-
-# Copy pom.xml first for dependency caching
-COPY backend/pom.xml ./
-
-# Download dependencies
-RUN mvn dependency:go-offline -B
-
-# Copy backend source
-COPY backend/src ./src
-
-# Build backend (skip tests for faster build)
-RUN mvn clean package -DskipTests
-
-# ============================================
-# Stage 3: Production Runtime
-# ============================================
 FROM eclipse-temurin:17-jre-jammy
 
 WORKDIR /app
 
-# Install nginx and diagnostic tools for serving frontend
-RUN apt-get update && \
-    apt-get install -y nginx curl netcat-openbsd net-tools && \
-    rm -rf /var/lib/apt/lists/*
-
-# Remove default nginx configuration to avoid conflicts
-RUN rm -f /etc/nginx/sites-enabled/default && \
-    rm -f /etc/nginx/sites-available/default
-
-# Copy built frontend from frontend-builder stage
-COPY --from=frontend-builder /app/frontend/dist /usr/share/nginx/html
+# Copy the pre-built backend JAR
+COPY backend/target/*.jar app.jar
 
-# Verify frontend files were copied and fix permissions
-RUN echo "=== Verifying frontend build ===" && \
-    ls -la /usr/share/nginx/html && \
-    echo "=== File count: $(find /usr/share/nginx/html -type f | wc -l) ===" && \
-    chmod -R 755 /usr/share/nginx/html && \
-    chown -R root:root /usr/share/nginx/html
-
-# Copy nginx configuration directly to sites-available and enable it
-COPY frontend/nginx.conf /etc/nginx/sites-available/locallend.conf
-RUN ln -s /etc/nginx/sites-available/locallend.conf /etc/nginx/sites-enabled/locallend.conf
-
-# Copy built backend JAR
-COPY --from=backend-builder /app/backend/target/*.jar /app/backend.jar
-
-# Create a startup script using echo to avoid heredoc parsing issues
-RUN echo '#!/bin/bash' > /app/start.sh && \
-    echo 'set -e' >> /app/start.sh && \
-    echo '' >> /app/start.sh && \
-    echo 'echo "=== Starting LocalLend Application ==="' >> /app/start.sh && \
-    echo 'echo "=== Diagnostic Information ==="' >> /app/start.sh && \
-    echo 'echo "Hostname: $(hostname)"' >> /app/start.sh && \
-    echo 'echo "IP Address: $(hostname -i)"' >> /app/start.sh && \
-    echo '' >> /app/start.sh && \
-    echo '# Verify frontend files' >> /app/start.sh && \
-    echo 'echo "=== Frontend Files Check ==="' >> /app/start.sh && \
-    echo 'ls -la /usr/share/nginx/html/ | head -20' >> /app/start.sh && \
-    echo 'echo "Total files: $(find /usr/share/nginx/html -type f | wc -l)"' >> /app/start.sh && \
-    echo '' >> /app/start.sh && \
-    echo '# Test nginx configuration' >> /app/start.sh && \
-    echo 'echo "=== Testing nginx configuration ==="' >> /app/start.sh && \
-    echo 'nginx -t' >> /app/start.sh && \
-    echo '' >> /app/start.sh && \
-    echo '# Start nginx in background' >> /app/start.sh && \
-    echo 'echo "=== Starting nginx on 0.0.0.0:7860 ==="' >> /app/start.sh && \
-    echo 'nginx &' >> /app/start.sh && \
-    echo 'NGINX_PID=$!' >> /app/start.sh && \
-    echo 'echo "Nginx started with PID: $NGINX_PID"' >> /app/start.sh && \
-    echo '' >> /app/start.sh && \
-    echo '# Wait for nginx to fully start' >> /app/start.sh && \
-    echo 'sleep 3' >> /app/start.sh && \
-    echo '' >> /app/start.sh && \
-    echo '# Verify nginx is running and responding' >> /app/start.sh && \
-    echo 'echo "=== Verifying nginx is responding ==="' >> /app/start.sh && \
-    echo 'ps aux | grep nginx | grep -v grep || echo "WARNING: nginx process not found!"' >> /app/start.sh && \
-    echo 'netstat -tulpn | grep :7860 || echo "WARNING: Port 7860 not listening!"' >> /app/start.sh && \
-    echo 'curl -s -o /dev/null -w "Localhost:7860 HTTP Status: %{http_code}\n" http://localhost:7860/ || echo "WARNING: Nginx not responding on localhost:7860!"' >> /app/start.sh && \
-    echo 'curl -s -o /dev/null -w "0.0.0.0:7860 HTTP Status: %{http_code}\n" http://0.0.0.0:7860/ || echo "WARNING: Nginx not responding on 0.0.0.0:7860!"' >> /app/start.sh && \
-    echo 'echo "=== Nginx verification complete ==="' >> /app/start.sh && \
-    echo '' >> /app/start.sh && \
-    echo '# Start Spring Boot application in foreground' >> /app/start.sh && \
-    echo 'echo "=== Starting Spring Boot on port 8080 ==="' >> /app/start.sh && \
-    echo 'exec java -jar /app/backend.jar' >> /app/start.sh && \
-    chmod +x /app/start.sh
-
-# Hugging Face Spaces expects the app to run on port 7860
-# Nginx will listen on 7860 and proxy to backend on 8080
+# Hugging Face Spaces requires port 7860
 EXPOSE 7860
 
 # Set environment variables
-ENV SERVER_PORT=8080
+# Backend will run on port 7860 instead of 8080
+ENV SERVER_PORT=7860
 ENV SPRING_PROFILES_ACTIVE=prod
 
-# Start both nginx and Spring Boot
-CMD ["/app/start.sh"]
+# Health check endpoint for HF Spaces
+HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
+  CMD curl -f http://localhost:7860/api/categories || exit 1
+
+# Run the Spring Boot application
+ENTRYPOINT ["java", "-jar", "/app/app.jar"]