Add CI setup and tests (pushed in paint, the purpose of this branch is to creaye a PR

Author: Salwa Al-Kuwari

README.md

@@ -81,3 +81,4 @@ In `test_llm_normal_response()`, please implement a unit test that verifies that
 your program can return correct value if LLM provides an expected result.
 In `test_llm_gibberish_response()`, please implement a unit test that verifies
 that your program can handle a gibberish response.
+# CI added