feat(xiaozhi): 新增小智 AI 一键运行 Docker 镜像

examples/xiaozhi/Dockerfile

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+FROM python:3.12-slim AS builder
+
+SHELL ["/bin/bash", "-o", "pipefail", "-c"]
+
+# 更新源
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    curl build-essential libopus-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+# 安装 Rust
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+
+# 安装 uv
+COPY --from=ghcr.io/astral-sh/uv:0.7 /uv /uvx /bin/
+
+# 设置环境变量
+ENV BASH_ENV=/root/.bash_env
+RUN touch "$BASH_ENV"
+RUN echo '. "$BASH_ENV"' >> "$HOME/.bashrc"
+RUN echo '[ -s "$HOME/.cargo/env" ] && . "$HOME/.cargo/env"' >> "$BASH_ENV"
+
+# 设置工作目录
+WORKDIR /app
+
+# 复制项目文件
+COPY examples/xiaozhi .
+COPY packages/client-rust ./client-rust
+
+# 构建
+RUN sed -i 's/\.\.\/\.\.\/packages\///g' Cargo.toml \
+    && cargo build --release
+
+# 安装依赖
+RUN --mount=type=cache,target=/root/.cache/uv \
+    uv remove pyaudio && uv sync --locked --no-install-project --no-editable
+
+# 构建 wheel 并安装
+RUN uv run maturin build --release && uv remove maturin
+
+
+FROM python:3.12-slim
+
+WORKDIR /app
+
+# 更新源
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    libopus-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+ENV CLI=true
+
+COPY --from=builder /app/.venv /app/.venv
+COPY examples/xiaozhi/main.py . 
+COPY examples/xiaozhi/xiaozhi ./xiaozhi
+
+# 先初始化关键词模型，然后启动主程序
+CMD ["/bin/bash", "-c", "source /app/.venv/bin/activate && python xiaozhi/services/audio/kws/keywords.py && python main.py"]