Add unit test job to CI workflow

Author: dash14

.github/workflows/test.yml

@@ -13,6 +13,19 @@ on:
       - main
 
 jobs:
+  unit_test:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    name: test (unit)
+    steps:
+      - name: Checkout
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
+      - name: Run unit tests
+        run: make test_unit
+
   test:
     runs-on: ubuntu-latest
     permissions: