workflows: split out dev checks into jobs

Split out the dev checks into multiple jobs, the benefit of this is that it
will be easier to see which check is failing and why.

.github/workflows/unit-tests.yml

@@ -7,6 +7,12 @@ on:
     branches: [ "main" ]
   merge_group:
 
+# this prevents multiple jobs from the same pr
+# running when new changes are pushed.
+concurrency:
+  group: ${{github.workflow}}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   unit-tests:
     name: Service Tests