Chore/remove add node restrict of workflow (#26218)

Co-authored-by: -LAN- <laipz8200@outlook.com>

api/controllers/console/app/workflow.py

@@ -9,7 +9,6 @@ from sqlalchemy.orm import Session
 from werkzeug.exceptions import Forbidden, InternalServerError, NotFound
 
 import services
-from configs import dify_config
 from controllers.console import api, console_ns
 from controllers.console.app.error import ConversationCompletedError, DraftWorkflowNotExist, DraftWorkflowNotSync
 from controllers.console.app.wraps import get_app_model
@@ -797,24 +796,6 @@ class ConvertToWorkflowApi(Resource):
         }
 
 
-@console_ns.route("/apps/<uuid:app_id>/workflows/draft/config")
-class WorkflowConfigApi(Resource):
-    """Resource for workflow configuration."""
-
-    @api.doc("get_workflow_config")
-    @api.doc(description="Get workflow configuration")
-    @api.doc(params={"app_id": "Application ID"})
-    @api.response(200, "Workflow configuration retrieved successfully")
-    @setup_required
-    @login_required
-    @account_initialization_required
-    @get_app_model(mode=[AppMode.ADVANCED_CHAT, AppMode.WORKFLOW])
-    def get(self, app_model: App):
-        return {
-            "parallel_depth_limit": dify_config.WORKFLOW_PARALLEL_DEPTH_LIMIT,
-        }
-
-
 @console_ns.route("/apps/<uuid:app_id>/workflows")
 class PublishedAllWorkflowApi(Resource):
     @api.doc("get_all_published_workflows")