FROM node:20-alpine

# Install runtime dependencies
RUN apk add --no-cache \
        git \
        curl \
        ca-certificates \
        bash \
        ttyd

# Entrypoint used by the webui service (ttyd wrapping claude)
COPY --chmod=755 webui-entrypoint.sh /usr/local/bin/webui-entrypoint.sh

# System-level Claude Code policy — owned by root, not writable by the node user.
# Restricts available models; cannot be bypassed via CLI flags or env vars.
COPY settings.json /etc/claude-code/managed-settings.json

# Install Claude Code globally
RUN npm install -g @anthropic-ai/claude-code

# Workspace and Claude config dir — owned by the built-in node user (uid 1000).
# Pre-creating ~/.claude ensures the named volume is initialised with the
# correct ownership when first mounted (Docker copies image content into
# an empty named volume on first use).
RUN mkdir -p /workspace /home/node/.claude \
    && chown -R node:node /workspace /home/node/.claude

USER node
WORKDIR /workspace

# Proxy traffic through sidecar — override at runtime if needed
ENV HTTP_PROXY=http://proxy:3128
ENV HTTPS_PROXY=http://proxy:3128
ENV ALL_PROXY=http://proxy:3128
ENV NO_PROXY=localhost,127.0.0.1

ENTRYPOINT ["claude"]