Update Dockerfile

Dockerfile

@@ -1,48 +1,71 @@
 # Use an official Python runtime as a parent image
 FROM python:3.10-slim
 
-# Set the working directory in the container
+ENV DEBIAN_FRONTEND=noninteractive \
+    PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1
+
 WORKDIR /app
 
-# Install system dependencies for Node.js installation, Git, and wkhtmltopdf (for PDF generation)
-RUN apt-get update && apt-get install -y \
-    curl \
-    gnupg \
-    git \
-    wkhtmltopdf \
+# Base OS deps (curl, git, fonts, and shared libs wkhtmltopdf needs)
+# + NodeSource setup prereqs
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates curl gnupg git xz-utils \
+    fontconfig fonts-dejavu-core \
+    libfreetype6 libjpeg62-turbo libpng16-16 \
+    libx11-6 libxext6 libxrender1 libxcb1 \
     && rm -rf /var/lib/apt/lists/*
 
-# Add Node.js LTS repository and install Node.js and npm
-RUN curl -fsSL https://deb.nodesource.com/setup_lts.x | bash - \
-    && apt-get install -y nodejs
+# Install wkhtmltopdf from official .deb matching the Debian codename
+# (tries bookworm first; falls back to bullseye)
+ARG WKHTML_VER=0.12.6-1
+RUN set -eux; \
+    . /etc/os-release; \
+    arch="$(dpkg --print-architecture)"; \
+    codename="${VERSION_CODENAME:-bookworm}"; \
+    url="https://github.com/wkhtmltopdf/packaging/releases/download/${WKHTML_VER}/wkhtmltox_${WKHTML_VER}.${codename}_${arch}.deb"; \
+    echo "Fetching $url"; \
+    curl -fsSL "$url" -o /tmp/wkhtml.deb || { \
+      codename="bullseye"; \
+      url="https://github.com/wkhtmltopdf/packaging/releases/download/${WKHTML_VER}/wkhtmltox_${WKHTML_VER}.${codename}_${arch}.deb"; \
+      echo "Fallback fetching $url"; \
+      curl -fsSL "$url" -o /tmp/wkhtml.deb; \
+    }; \
+    apt-get update && apt-get install -y --no-install-recommends /tmp/wkhtml.deb && \
+    rm -f /tmp/wkhtml.deb && \
+    rm -rf /var/lib/apt/lists/*
+
+# Optional: verify install
+RUN wkhtmltopdf --version
+
+# Install Node.js LTS (for repomix)
+RUN curl -fsSL https://deb.nodesource.com/setup_lts.x | bash - && \
+    apt-get update && apt-get install -y --no-install-recommends nodejs && \
+    rm -rf /var/lib/apt/lists/*
 
-# Install repomix globally using npm
+# Install repomix globally
 RUN npm install -g repomix
 
 # Install Poetry
 RUN curl -sSL https://install.python-poetry.org | python3 -
-
-# Add Poetry to PATH
 ENV PATH="/root/.local/bin:$PATH"
 
-# Configure Poetry to not create virtual environments
+# Keep Poetry in the system env (no venvs)
 RUN poetry config virtualenvs.create false
 
-# Copy poetry.lock and pyproject.toml
+# Copy dep files first to leverage Docker layer caching
 COPY poetry.lock pyproject.toml /app/
 
-# Install project dependencies using Poetry
+# Install Python deps
 RUN poetry install --no-root --no-interaction --no-ansi
 
-# Copy the rest of the application code into the container
+# Copy the rest of your app
 COPY . .
 
-# Make port 7860 available to the world outside this container
+# HF Spaces / Gradio ports
 EXPOSE 7860
+ENV GRADIO_SERVER_NAME="0.0.0.0" \
+    GRADIO_SERVER_PORT="7860"
 
-# Define environment variable for Gradio server
-ENV GRADIO_SERVER_NAME="0.0.0.0"
-ENV GRADIO_SERVER_PORT="7860"
-
-# Run app.py when the container launches
+# Start your app
 CMD ["python", "app.py"]