FROM node:20-slim

# Pinned Camoufox version for reproducible builds
# Update these when upgrading Camoufox
ARG CAMOUFOX_VERSION=135.0.1
ARG CAMOUFOX_RELEASE=beta.24
ARG CAMOUFOX_URL=https://github.com/daijro/camoufox/releases/download/v${CAMOUFOX_VERSION}-${CAMOUFOX_RELEASE}/camoufox-${CAMOUFOX_VERSION}-${CAMOUFOX_RELEASE}-lin.x86_64.zip

# Install dependencies for Camoufox (Firefox-based)
RUN apt-get update && apt-get install -y \
    # Firefox dependencies
    libgtk-3-0 \
    libdbus-glib-1-2 \
    libxt6 \
    libasound2 \
    libx11-xcb1 \
    libxcomposite1 \
    libxcursor1 \
    libxdamage1 \
    libxfixes3 \
    libxi6 \
    libxrandr2 \
    libxrender1 \
    libxss1 \
    libxtst6 \
    # Fonts
    fonts-liberation \
    fonts-noto-color-emoji \
    fontconfig \
    # Utils
    ca-certificates \
    curl \
    unzip \
    && rm -rf /var/lib/apt/lists/*

# Pre-bake Camoufox browser binary into image
# This avoids downloading at runtime and pins the version
# Note: unzip returns exit code 1 for warnings (Unicode filenames), so we use || true and verify
RUN mkdir -p /root/.cache/camoufox \
    && curl -L -o /tmp/camoufox.zip "${CAMOUFOX_URL}" \
    && (unzip -q /tmp/camoufox.zip -d /root/.cache/camoufox || true) \
    && rm /tmp/camoufox.zip \
    && chmod -R 755 /root/.cache/camoufox \
    && echo "{\"version\":\"${CAMOUFOX_VERSION}\",\"release\":\"${CAMOUFOX_RELEASE}\"}" > /root/.cache/camoufox/version.json \
    && test -f /root/.cache/camoufox/camoufox-bin && echo "Camoufox installed successfully"

WORKDIR /app

COPY package.json ./
RUN npm install --production

COPY server-camoufox.js ./

ENV NODE_ENV=production
ENV PORT=3000

EXPOSE 3000

CMD ["node", "server-camoufox.js"]