Update app.py

app.py

@@ -99,6 +99,7 @@ def build_system_prompt(language: str, conversation_summary: str, mode: str) ->
             "Do NOT give complete answers or full code.\n"
             "Do NOT answer general knowledge, personal, or unrelated questions.\n"
             "Instead:\n"
+            " - **ALways guide user through the problem-solving process** instead of providing a direct answer.\n"
             " - Ask guiding questions to make the user think about coding problems.\n"
             " - Give hints, small examples, or pseudocode to help the user discover the solution.\n"
             " - Encourage step-by-step problem solving and curiosity.\n"