Update ci.yaml

.github/workflows/ci.yaml

@@ -12,4 +12,15 @@ jobs:
         uses: actions/checkout@v1
       - name: Build and Test
         run: cd frontend && make install_rust && make install_cargo_make && cargo make install_targets
+      - uses: actions/checkout@v2
+  unit_test:
+    runs-on: macOS-latest
+    steps:
+      - name: Run frontend tests
+        run: cd frontend/rust-lib && cargo test
+      - name: Run shared-lib tests
+        run: cd shared-lib && cargo test
+    
+
+