Add Devcontainers and Docker Environment

.devcontainer/Dockerfile

@@ -0,0 +1,17 @@
+FROM mcr.microsoft.com/devcontainers/base:dev-ubuntu22.04
+
+ENV DEBIAN_FRONTEND=noninteractive \
+    TZ=Asia/Shanghai \
+    LANG=C.UTF-8
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    git ssh make gcc g++ gcc-multilib g++-multilib \
+    module-assistant expect gawk texinfo libssl-dev \
+    bison flex fakeroot cmake unzip gperf autoconf \
+    device-tree-compiler libncurses5-dev pkg-config bc \
+    python-is-python3 openssl openssh-server openssh-client \
+    vim file cpio rsync curl \
+    && rm -rf /var/lib/apt/lists/* 
+
+WORKDIR /workspace
+CMD ["/bin/bash"]