Create tagging.rego

Author: juliamnix

aws/policies/tagging.rego

@@ -0,0 +1,9 @@
+package infracost
+
+required_tags = ["owner", "environment", "cost_center"]
+
+deny[msg] {
+  tag := required_tags[_]
+  not input.tags[tag]
+  msg := sprintf("Resource %s is missing the tag: %s", [input.name, tag])
+}