优化文档以及命令

README.md

@@ -13,4 +13,20 @@ docker compose run debian ./init-apt.sh
 ```
 ```bash
 docker compose run ubuntu ./init-apt.sh
-```
+```
+##### 直接运行
+```bash
+curl -sSL https://git.martin98.com/MartinFarm/init/raw/branch/main/init-apt.sh | bash
+```
+##### docker 容器中
+```bash
+RUN --mount=type=cache,target=/var/cache/apt \
+    --mount=type=cache,target=/var/lib/apt \
+    sed -i '6,$d' /etc/apt/sources.list.d/debian.sources && \
+    sed -i 's|http://deb.debian.org/debian|https://mirrors.martin98.com/repository/debian-tsinghua/|g' /etc/apt/sources.list.d/debian.sources && \
+    apt update && \
+    apt install -y --no-install-recommends \
+      gcc \
+      g++ \
+      python3-dev
+```