add gitpod.yml

.gitpod.Dockerfile

@@ -0,0 +1,12 @@
+FROM gitpod/workspace-full
+
+USER root
+
+# Install custom tools, runtime, etc. using apt-get
+# For example, the command below would install "bastet" - a command line tetris clone:
+#
+# RUN apt-get update \
+#    && apt-get install -y bastet \
+#    && apt-get clean && rm -rf /var/cache/apt/* && rm -rf /var/lib/apt/lists/* && rm -rf /tmp/*
+#
+# More information: https://www.gitpod.io/docs/42_config_docker/