Make path absolut

Makefile

@@ -19,6 +19,9 @@ BACKPORTS_BASE_FILE := $(BACKPORTS_BASE_DIR)/Base.gitlab-ci.yml
 
 .PHONY: backports
 
+# NOTE: this make target requires GNU sed and not the mac OS sed. 
+#       Install it with `brew install gnu-sed` and follow the instructions in `brew info gnu-sed` to 
+#       make it the standard `sed` binary (if you wish) or temporarily alias sed=gsed
 backports:
 	@mkdir -p $(BACKPORTS_BASE_DIR)
 	@echo 'variables:' > $(BACKPORTS_BASE_FILE)

backports/OpenTofu.gitlab-ci.yml

@@ -13,7 +13,7 @@
 # https://gitlab.com/gitlab-org/gitlab/-/blob/master/lib/gitlab/ci/templates/OpenTofu.gitlab-ci.yml
 
 include:
-  - local: OpenTofu/Base.latest.gitlab-ci.yml  # https://gitlab.com/gitlab-org/gitlab/blob/master/lib/gitlab/ci/templates/OpenTofu/Base.latest.gitlab-ci.yml
+  - local: /backports/OpenTofu/Base.latest.gitlab-ci.yml  # https://gitlab.com/gitlab-org/gitlab/blob/master/lib/gitlab/ci/templates/OpenTofu/Base.latest.gitlab-ci.yml
 
 stages: [validate, test, build, deploy]