nits: added tests to github actions

.github/workflows/pre-commit.yml

@@ -88,14 +88,17 @@ jobs:
     - name: Add entry to /etc/hosts
       run: |
         echo "127.0.0.1 hal.computers.com" | sudo tee -a /etc/hosts
-    - name: Build mock server
+    - name: Build mock servers
       run: |
-        cd pkg/spore-drive/clients/mock
-        go build .
+        for project in "spore-drive" "taucorder"; do
+          (
+            cd pkg/$project/clients/mock
+            go build .
+          ) || exit 1
+        done
     - name: Run JS/TS tests with retries
       run: |
         max_attempts=5
-        attempt_num=1 
         for project in "pkg/spore-drive/clients/js" "pkg/taucorder/clients/js"; do
           attempt_num=1 
           (
@@ -114,5 +117,5 @@ jobs:
               fi
               sleep 5
             done
-          )
+          ) || exit 1
         done