New: a new interpretor based on Andrew Ng theory. (#3532)

### What problem does this PR solve?

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

api/apps/canvas_app.py

@@ -134,6 +134,8 @@ def run():
                 cvs.dsl = json.loads(str(canvas))
                 UserCanvasService.update_by_id(req["id"], cvs.to_dict())
             except Exception as e:
+                cvs.dsl = json.loads(str(canvas))
+                UserCanvasService.update_by_id(req["id"], cvs.to_dict())
                 traceback.print_exc()
                 yield "data:" + json.dumps({"code": 500, "message": str(e),
                                             "data": {"answer": "**ERROR**: " + str(e), "reference": []}},

api/apps/tenant_app.py

@@ -111,12 +111,6 @@ def tenant_list():
 @manager.route("/agree/<tenant_id>", methods=["PUT"])
 @login_required
 def agree(tenant_id):
-    if current_user.id != tenant_id:
-        return get_json_result(
-            data=False,
-            message='No authorization.',
-            code=settings.RetCode.AUTHENTICATION_ERROR)
-
     try:
         UserTenantService.filter_update([UserTenant.tenant_id == tenant_id, UserTenant.user_id == current_user.id], {"role": UserTenantRole.NORMAL})
         return get_json_result(data=True)