# =============================================================================
# FOXHUNT TLI CLIENT - LIGHTWEIGHT PRODUCTION CONTAINER
# =============================================================================
# This Dockerfile creates a lightweight container for the TLI client
# optimized for deployment in containerized environments

# =============================================================================
# BUILDER STAGE - TLI Build
# =============================================================================
FROM rust:1.75-slim as tli-builder

# Install build dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    pkg-config \
    libssl-dev \
    ca-certificates \
    protobuf-compiler \
    && rm -rf /var/lib/apt/lists/*

# Production Cargo configuration
ENV CARGO_NET_GIT_FETCH_WITH_CLI=true
ENV CARGO_INCREMENTAL=0
ENV CARGO_PROFILE_RELEASE_LTO=true
ENV CARGO_PROFILE_RELEASE_CODEGEN_UNITS=1
ENV CARGO_PROFILE_RELEASE_OPT_LEVEL=3
ENV CARGO_PROFILE_RELEASE_DEBUG=false
ENV CARGO_PROFILE_RELEASE_STRIP=true

WORKDIR /workspace

# Copy workspace files for TLI
COPY Cargo.toml Cargo.lock ./
COPY trading_engine ./trading_engine
COPY common ./common
COPY tli ./tli

# Build TLI client (pure client, no business logic dependencies)
RUN cargo build \
    --release \
    --package tli

# =============================================================================
# LIGHTWEIGHT RUNTIME - Alpine for Minimal Size
# =============================================================================
FROM alpine:3.19

# Install minimal runtime dependencies
RUN apk add --no-cache \
    ca-certificates \
    libssl3 \
    # Terminal support
    ncurses \
    ncurses-terminfo \
    bash \
    curl

# Create app user
RUN addgroup -g 1001 foxhunt && adduser -D -s /bin/bash -u 1001 -G foxhunt foxhunt

# Create directories
RUN mkdir -p /app/config /app/logs \
    && chown -R foxhunt:foxhunt /app

# Copy binary from builder
COPY --from=tli-builder /workspace/target/release/tli /app/tli
RUN chmod +x /app/tli

# Copy configuration templates
COPY tli/config/ /app/config/ || true

USER foxhunt
WORKDIR /app

# Terminal environment
ENV TERM=xterm-256color
ENV COLORTERM=truecolor

# TLI environment variables
ENV RUST_LOG=info
ENV FOXHUNT_CONFIG=/app/config/production.toml

# No health check for client application
# No exposed ports for client application

# Interactive shell by default for terminal access
CMD ["/bin/bash"]