Add input to the ci.

Author: viferga

.github/workflows/ci.yml

@@ -9,6 +9,14 @@ on:
     branches:
       - master
 
+# TODO: Implement support to automatically update the version of
+# metacall/core when there is a tag on that repo that triggers this one
+inputs:
+  ref:
+    description: "Version of metacall/core that triggered this workflow"
+    required: false
+    default: ""
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
   cancel-in-progress: true