feat: live workload mode, MCP Docker/Railway deploy, new README

Dockerfile

@@ -1,25 +1,38 @@
-FROM python:3.12-slim AS builder
+# ClickAdvisor MCP Server
+# Supports:
+#   Local:   docker run -p 8000:8000 clickadvisor-mcp
+#   Railway: auto-detects PORT env var
 
-WORKDIR /app
+FROM python:3.11-slim
 
-RUN pip install poetry==2.4.1
+WORKDIR /app
 
-COPY pyproject.toml poetry.lock ./
+# Install system deps
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
 
-RUN poetry config virtualenvs.in-project true \
-    && poetry install --no-root --without dev
+# Install poetry
+RUN pip install --no-cache-dir poetry==1.8.2
 
-COPY . .
+# Copy only dependency files first (layer cache)
+COPY pyproject.toml poetry.lock* ./
 
-RUN poetry install --without dev
+# Install dependencies without dev extras
+RUN poetry config virtualenvs.create false \
+    && poetry install --no-interaction --no-ansi --only main
 
-FROM python:3.12-slim
+# Copy source
+COPY clickadvisor/ ./clickadvisor/
+COPY README.md ./
 
-WORKDIR /app
+# Health check
+HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
+    CMD curl -f http://localhost:${PORT:-8000}/health || exit 1
 
-COPY --from=builder /app /app
+# Railway / Render inject PORT automatically; fall back to 8000 locally
+ENV PORT=8000
 
-ENV PATH="/app/.venv/bin:$PATH"
+EXPOSE ${PORT}
 
-ENTRYPOINT ["chadvisor"]
-CMD ["--help"]
+CMD ["sh", "-c", "python -m clickadvisor.mcp_server --transport sse --host 0.0.0.0 --port ${PORT}"]