feat(infrastructure): add basic project deployment

backend/Dockerfile

@@ -0,0 +1,7 @@
+FROM python:3.11-slim
+WORKDIR /app
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+COPY . .
+EXPOSE 8000
+CMD ["uvicorn", "app.app:app", "--host", "0.0.0.0", "--port", "8000"]