Update database/db_manager.py

database/db_manager.py

@@ -74,7 +74,7 @@ class DatabaseManager:
                 correct_answer TEXT,
                 explanation TEXT,
                 difficulty TEXT,
-                references TEXT,
+                ref_sources TEXT,  # <- Alterado de 'references' para 'ref_sources'
                 tags TEXT,
                 times_used INTEGER DEFAULT 0,
                 success_rate FLOAT DEFAULT 0.0
@@ -163,7 +163,7 @@ class DatabaseManager:
                 cursor.execute('''
                 INSERT OR IGNORE INTO previous_questions
                 (year, area, question_text, options, correct_answer, 
-                 explanation, difficulty, references, tags)
+                 explanation, difficulty, ref_sources, tags)  # <- Alterado aqui também
                 VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)
                 ''', (
                     q.get('year'),
@@ -173,7 +173,7 @@ class DatabaseManager:
                     q.get('correct_answer'),
                     q.get('explanation'),
                     q.get('difficulty', 'medium'),
-                    json.dumps(q.get('references', [])),
+                    json.dumps(q.get('references', [])),  # O nome no JSON pode continuar 'references'
                     json.dumps(q.get('tags', []))
                 ))