fixup! Add CI

Author: sreya

ci/ensuredeps.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+set -eou pipefail
+
+function help() {
+  echo
+  echo "you may need to update go.mod/go.sum via:"
+  echo "go list all > /dev/null"
+  echo "go mod tidy"
+  exit 1
+}
+
+go list -mod=readonly all > /dev/null
+
+go mod tidy
+
+if [[ $(git diff --name-only) != "" ]]; then
+  git diff
+  help
+fi