Add build_tools/Dockerfile

build_tools/Dockerfile

@@ -0,0 +1,21 @@
+FROM ubuntu:20.04
+
+RUN apt-get update && apt-get install -y \
+    curl \
+    git \
+    subversion \
+    openssh-server
+
+RUN curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.1/install.sh | bash
+ENV NVM_DIR=/root/.nvm
+RUN . "$NVM_DIR/nvm.sh" && nvm install 18 && nvm use 18
+
+RUN . "$NVM_DIR/nvm.sh" && npm install -g grunt-cli
+
+RUN mkdir /var/run/sshd
+RUN echo 'root:password' | chpasswd
+RUN sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config
+
+EXPOSE 22
+
+CMD ["/usr/sbin/sshd", "-D"]