Sync backend Docker context from GitHub main

retriever/evaluator.py

@@ -209,7 +209,6 @@ class RAGEvaluator:
         gen_prompt = (
             f"Generate 3 distinct questions that the following answer addresses.\n"
             f"Rules:\n"
-            f"- Do NOT rephrase or repeat this question: '{query}'\n"
             f"- Each question must end with a '?'\n"
             f"- One question per line, no numbering or bullet points\n\n"
             f"Answer: {answer}"
@@ -329,4 +328,4 @@ class RAGEvaluator:
         print(f"  Avg Faithfulness : {results['avg_faithfulness']:.1f}%")
         print(f"  Avg Relevancy    : {results['avg_relevancy']:.2f}")
         print(f"  Queries Evaluated: {len(results['per_query'])}")
-        print(f"{'='*60}")
+        print(f"{'='*60}")