speedboard/Dockerfile

# ─────────────────────────────────────────────────────────────────────────────
# Speedboard Docker image
#
# Based on the official sitespeed.io image which already includes:
#   - Node.js 20
#   - Chrome & Firefox (headless)
#   - Xvfb
#   - sitespeed.io CLI
# ─────────────────────────────────────────────────────────────────────────────
FROM sitespeedio/sitespeed.io:latest

WORKDIR /app

# Copy speedboard app files
COPY package.json ./
RUN npm install --omit=dev

COPY . .

RUN chmod +x /app/start.sh

# Locate sitespeed.js at build time and write the path to /sitespeed_env.
# The base image sets sitespeed.io as ENTRYPOINT via a full path, so it is
# not on $PATH. We find it once here so start.sh can export it at runtime.
RUN SITESPEED_JS=$(find / -name 'sitespeed.js' -path '*/bin/*' 2>/dev/null | head -1); \
    echo "Build-time sitespeed.js found at: $SITESPEED_JS"; \
    echo "export SITESPEED_BIN=$SITESPEED_JS" > /sitespeed_env

# Create persistent directories
RUN mkdir -p /data/reports

# Symlink reports dir into app folder
RUN ln -sf /data/reports /app/reports

# Runtime env
ENV PORT=3132 \
    IN_DOCKER=1 \
    NODE_ENV=production

EXPOSE 3132

# start.sh boots Xvfb (virtual display for Chrome/Firefox) then runs the app.
# This mirrors what the base image's own entrypoint does.
ENTRYPOINT ["/app/start.sh"]