FROM node:lts-trixie

# Install system dependencies
RUN set -eux; \
  apt-get update -y; \
  apt-get install -y --no-install-recommends ca-certificates curl git python3 build-essential; \
  rm -rf /var/lib/apt/lists/*

WORKDIR /workspace

# Copy package.json and package-lock.json first to leverage Docker cache
COPY package.json package-lock.json ./

# Install dependencies without running postinstall scripts to avoid environment-specific issues
RUN npm ci --ignore-scripts

# Copy the rest of the source code
COPY . .

# Build the chat-lib first if it exists inputs (skip if not present to accommodate monorepo layout)
RUN if [ -d chat-lib/src ]; then \
      cd chat-lib && npm ci --ignore-scripts && npm run build && cd ..; \
    else \
      echo "Skipping chat-lib build (no chat-lib/src)"; \
    fi

# Build the root project
RUN npm run build

# Default to a shell to keep the container interactive after build
CMD ["/bin/bash"]