Initial commit

.devcontainer/Dockerfile

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+FROM mcr.microsoft.com/devcontainers/base:dev-ubuntu-20.04  
+
+# 安装 build-essential  
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends build-essential && \
+#清理 apt 缓存  
+    apt-get autoremove -y && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*  
+
+# 设置工作目录（可选）  
+WORKDIR /workspace  
+
+# 可以添加其他的自定义设置，比如复制源代码等  
+
+CMD ["/bin/bash"] # 可以添加默认命令，比如进入 bash 

.devcontainer/devcontainer.json

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+{
+    "name": "DevContainerExample",
+
+    "image": "mcr.microsoft.com/devcontainers/base:dev-ubuntu-20.04",
+    "customizations": {
+      "vscode": {
+        "settings": {},
+        "extensions": [
+        ]
+      }
+    },
+    "portsAttributes": {
+      "3000": {
+        "label": "Web Server",
+        "onAutoForward": "notify"
+      }
+    }
+  }