lock getting char_xml behind gm 9

app/models.py

@@ -1010,3 +1010,21 @@ class Reports(db.Model):
     def delete(self):
         db.session.delete(self)
         db.session.commit()
+
+class Audit(db.Model):
+    __tablename__ = 'audit'
+
+    data = db.Column(
+        JSON(),
+        nullable=False,
+        primary_key=True
+    )
+
+    def save(self):
+        db.session.add(self)
+        db.session.commit()
+        db.session.refresh(self)
+
+    def delete(self):
+        db.session.delete(self)
+        db.session.commit()