feat(trade-monitor): Dockerfile + compose 서비스(18715) + .env.example

services/trade-monitor/Dockerfile

@@ -0,0 +1,19 @@
+FROM python:3.12-slim-bookworm
+ENV PYTHONUNBUFFERED=1
+
+WORKDIR /app
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates tzdata \
+ && rm -rf /var/lib/apt/lists/*
+
+COPY trade-monitor/requirements.txt /app/
+RUN pip install --no-cache-dir --timeout 600 --retries 5 -r requirements.txt
+
+# 공통 heartbeat 모듈 (services/_shared) — main.py가 from _shared.heartbeat import
+COPY _shared /app/_shared
+COPY trade-monitor/. /app/
+ENV PYTHONPATH=/app
+
+EXPOSE 8000
+CMD ["python", "-m", "uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000", "--workers", "1"]