feat: implement QuestionBank CRUD with pagination and template query

- Add pagination support to findAll (page, limit query params)
- Add findByTemplateId method to service
- Add GET /by-template/:templateId endpoint to controller
- Service already includes CRUD for QuestionBank and QuestionBankItem

libreoffice-server/Dockerfile

@@ -0,0 +1,57 @@
+FROM python:3.12-alpine
+
+# 配置 APK standard repositories and install LibreOffice 及 dependencies
+RUN echo "https://dl-cdn.alpinelinux.org/alpine/v3.19/main" > /etc/apk/repositories && \
+    echo "https://dl-cdn.alpinelinux.org/alpine/v3.19/community" >> /etc/apk/repositories && \
+    apk update && \
+    apk add --no-cache \
+    libreoffice \
+    libreoffice-common \
+    libreoffice-writer \
+    libreoffice-impress \
+    libreoffice-calc \
+    font-noto \
+    font-noto-cjk \
+    ttf-dejavu \
+    imagemagick \
+    && rm -rf /var/cache/apk/*
+
+# 安装 Python 依赖
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Install Node.js, Chromium, and essential dependencies for Puppeteer
+RUN apk add --no-cache \
+    nodejs \
+    npm \
+    chromium \
+    nss \
+    freetype \
+    harfbuzz \
+    ca-certificates \
+    ttf-dejavu \
+    && rm -rf /var/cache/apk/*
+
+# Configure Puppeteer to use installed Chromium
+ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true \
+    PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium-browser
+
+# Install Node dependencies
+COPY package.json .
+RUN npm install --registry=https://registry.npmmirror.com
+
+WORKDIR /app
+COPY main.py /app/
+COPY md_to_pdf.js /app/
+
+# Link node_modules to app directory so the script can find required modules
+RUN ln -sf /node_modules /app/node_modules
+
+# 创建挂载目录
+RUN mkdir -p /app/uploads /temp
+
+# 暴露端口
+EXPOSE 8100
+
+# 启动 FastAPI
+CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8100", "--workers", "2"]