05/24 Fix bugs

models.py

@@ -1668,3 +1668,31 @@ def consume_password_reset_token(token: str, new_password: str) -> bool:
     finally:
         if conn:
             conn.close()
+
+
+def purge_expired_reset_tokens():
+    """Delete all expired password reset tokens."""
+    conn = None
+    try:
+        conn = get_connection()
+        cur = conn.cursor()
+        cur.execute("DELETE FROM password_reset_tokens WHERE expires_at < NOW()")
+        conn.commit()
+        cur.close()
+    finally:
+        if conn:
+            conn.close()
+
+
+def delete_ai_analysis(analysis_id: int):
+    """Permanently delete an AI analysis record."""
+    conn = None
+    try:
+        conn = get_connection()
+        cur = conn.cursor()
+        cur.execute("DELETE FROM ai_analysis_log WHERE id=%s", (analysis_id,))
+        conn.commit()
+        cur.close()
+    finally:
+        if conn:
+            conn.close()