Add -cover flag to unit testing step in ci

Author: flixflop

.github/workflows/ci.yml

@@ -19,7 +19,7 @@ jobs:
           go-version: "1.25.1"
 
       - name: Run unit tests 
-        run: go test ./... 
+        run: go test ./... -cover
 
       - name: Exit
         run: (exit 0)