# Use Python 3.10 slim as base image
FROM python:3.10-slim

# Install OpenJDK 11 (includes javac)
RUN apt-get update && \
    apt-get install -y openjdk-17-jdk && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/*

# Set JAVA_HOME and update PATH
ENV JAVA_HOME=/usr/lib/jvm/java-17-openjdk-amd64
ENV PATH=$JAVA_HOME/bin:$PATH

# Verify Java installation
RUN java -version && javac -version

# Set working directory
WORKDIR /home/user/app

# Copy application files
COPY . .

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Expose port for HF Spaces
EXPOSE 7860

# Run the Flask app
CMD ["python", "app.py"]