add options.cmake project config file

common options used for every cmake project
prevent reame of standalone executable via cmake properties

.github/workflows/standalone.yml

@@ -30,5 +30,7 @@ jobs:
       - name: build
         run: cmake --build build -j4
 
-      - name: run
-        run: ./build/bin/Greeter
+      - name: test
+        run: |
+          cd build
+          ctest --build-config Debug --verbose