implement singular guidelines calls in main service

tests/unit/test_domain.py

@@ -1,13 +1,13 @@
 import pytest
-from src.text_generation.domain.guardrails_processed_completion import GuardrailsProcessedCompletion
+from src.text_generation.domain.guardrails_result import GuardrailsResult
 
 
 @pytest.mark.unit
 def test_guardrail_analyzed_response():
-    response = GuardrailsProcessedCompletion(
-        score=0.72839,
+    response = GuardrailsResult(
+        cosine_similarity_score=0.72839,
         cosine_similarity_risk_threshold=0.5,
         original_completion="compromised response",
-        final="I can't answer that"
+        guardrails_processed_completion_text="I can't answer that"
     )
     assert response.is_original_completion_malicious == True