add devcontainer

Author: Smityz

.devcontainer/Dockerfile

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+FROM centos:7.9.2009
+
+RUN yum -y install centos-release-scl \
+                   epel-release; \
+                   yum -y install devtoolset-7-gcc \
+                   devtoolset-7-gcc-c++ \
+                   python3 \
+                   make \
+                   libtool \
+                   openssl-devel \
+                   yum clean all; \
+                   rm -rf /var/cache/yum;
+
+ENV PATH /opt/rh/devtoolset-7/root/bin/:$PATH
+RUN pip3 install --upgrade pip --no-cache-dir && pip3 install --no-cache-dir cmake==3.26.4 -i https://pypi.tuna.tsinghua.edu.cn/simple
+
+ENV RUSTUP_HOME=/usr/local/rustup CARGO_HOME=/usr/local/cargo
+ENV PATH $CARGO_HOME/bin:$PATH
+RUN mkdir -p "$CARGO_HOME" && mkdir -p "$RUSTUP_HOME" && \
+    curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain 1.70.0 && \
+    chmod -R a=rwX $CARGO_HOME
+RUN cargo install cxxbridge-cmd --version 1.0.18
+
+WORKDIR /client-cpp

.devcontainer/devcontainer.json

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+{
+    "name": "tikv/cpp-client",
+    "dockerFile": "Dockerfile",
+    "postAttachCommand": "bash",
+    "customizations": {
+        "vscode": {
+            "extensions": [
+                "cschleiden.vscode-github-actions",
+                "vadimcn.vscode-lldb"
+            ],
+            "settings": {
+                "editor.formatOnSave": true
+            }
+        }
+    }
+}