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Dockerfile

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+# ======================================================================
+# 多阶段构建：Stage 1 构建依赖 -> Stage 2 运行
+# ======================================================================
+FROM python:3.12-slim AS builder
+
+WORKDIR /build
+
+# 复制依赖清单
+COPY pyproject.toml poetry.lock* ./
+
+# 安装 poetry 并导出 requirements
+RUN pip install --no-cache-dir poetry \
+    && poetry export -f requirements.txt -o requirements.txt --without-hashes
+
+# ======================================================================
+FROM python:3.12-slim AS runtime
+
+ENV PYTHONUNBUFFERED=1 \
+    PYTHONDONTWRITEBYTECODE=1 \
+    TZ=Asia/Shanghai
+
+WORKDIR /data/apps
+
+# 安装运行依赖
+COPY --from=builder /build/requirements.txt ./
+RUN pip install --no-cache-dir -r requirements.txt
+
+# 复制项目文件
+COPY src ./src
+COPY app.py ./
+COPY alembic ./alembic
+COPY alembic.ini ./
+COPY .env.example ./.env
+COPY scripts ./scripts
+COPY templates ./templates
+COPY static ./static
+
+# 创建运行时目录
+RUN mkdir -p uploads logs
+
+EXPOSE 8041
+
+# 启动应用
+CMD ["python", "app.py"]