feat: Phase 1.2 - Extract Bot Service from Monolith

Makefile

@@ -58,7 +58,7 @@ install-backend: ## Install the backend dependencies
 	@echo "=> Backend dependencies installed"
 
 .PHONY: install
-install: clean destroy ## Install the project, dependencies, and pre-commit for local development
+install: clean destroy ## Install the project, dependencies, and prek for local development
 	@if ! $(UV) --version > /dev/null; then $(MAKE) install-uv; fi
 	@$(MAKE) install-backend
 	@$(MAKE) install-frontend

services/bot/Dockerfile

@@ -0,0 +1,69 @@
+# syntax=docker/dockerfile:1
+
+# ============================================================================
+# Builder Stage: Install dependencies and build virtual environment
+# ============================================================================
+FROM python:3.12-slim AS builder
+
+# Set working directory
+WORKDIR /app
+
+# Install system dependencies required for building Python packages
+RUN apt-get update && apt-get install -y \
+    gcc \
+    g++ \
+    make \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy uv binary from official image
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv
+
+# Set uv environment variables for optimal performance
+ENV UV_SYSTEM_PYTHON=1 \
+    UV_COMPILE_BYTECODE=1 \
+    UV_LINK_MODE=copy
+
+# Copy workspace configuration files
+COPY pyproject.toml uv.lock ./
+
+# Copy shared packages and service code
+COPY packages/byte-common ./packages/byte-common
+COPY services/bot ./services/bot
+
+# Install dependencies with frozen lockfile (no dev dependencies)
+# This creates a .venv directory with all dependencies
+RUN uv sync --frozen --no-dev --no-editable
+
+# ============================================================================
+# Runtime Stage: Minimal production image
+# ============================================================================
+FROM python:3.12-slim
+
+# Set working directory
+WORKDIR /app
+
+# Create non-root user for security
+RUN groupadd -r botuser && \
+    useradd -r -g botuser -u 1000 -d /app -s /sbin/nologin botuser
+
+# Copy virtual environment from builder stage
+COPY --from=builder --chown=botuser:botuser /app/.venv /app/.venv
+
+# Copy application code from builder stage
+COPY --from=builder --chown=botuser:botuser /app/services/bot /app/services/bot
+COPY --from=builder --chown=botuser:botuser /app/packages/byte-common /app/packages/byte-common
+
+# Copy workspace configuration (needed for uv run commands)
+COPY --from=builder --chown=botuser:botuser /app/pyproject.toml /app/uv.lock ./
+
+# Set PATH to use virtual environment binaries
+ENV PATH="/app/.venv/bin:$PATH" \
+    PYTHONUNBUFFERED=1 \
+    PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONPATH="/app"
+
+# Switch to non-root user
+USER botuser
+
+# Run the Discord bot
+CMD ["python", "-m", "byte_bot"]