Initial commit with support for GitHub actions

.github/actions/check/Dockerfile

@@ -0,0 +1,10 @@
+FROM golang:1.11.4-stretch
+
+RUN go get -u honnef.co/go/tools/cmd/staticcheck
+RUN go get -u golang.org/x/lint/golint
+RUN go get -u github.com/fzipp/gocyclo
+
+COPY "entrypoint.sh" "/entrypoint.sh"
+RUN chmod +x /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]