FEAT: NEW WORKFLOW ENGINE (#3160)

Co-authored-by: Joel <iamjoel007@gmail.com>
Co-authored-by: Yeuoly <admin@srmxy.cn>
Co-authored-by: JzoNg <jzongcode@gmail.com>
Co-authored-by: StyleZhang <jasonapring2015@outlook.com>
Co-authored-by: jyong <jyong@dify.ai>
Co-authored-by: nite-knite <nkCoding@gmail.com>
Co-authored-by: jyong <718720800@qq.com>

web/types/app.ts

@@ -44,7 +44,7 @@ export type VariableInput = {
 /**
  * App modes
  */
-export const AppModes = ['completion', 'chat'] as const
+export const AppModes = ['advanced-chat', 'agent-chat', 'chat', 'completion', 'workflow'] as const
 export type AppMode = typeof AppModes[number]
 
 /**
@@ -228,6 +228,7 @@ export type ModelConfig = {
     image: VisionSettings
   }
   files?: VisionFile[]
+  created_at?: number
 }
 
 export type Language = typeof LanguagesSupported[number]
@@ -278,6 +279,8 @@ export type App = {
   id: string
   /** Name */
   name: string
+  /** Description */
+  description: string
 
   /** Icon */
   icon: string
@@ -286,7 +289,6 @@ export type App = {
 
   /** Mode */
   mode: AppMode
-  is_agent: boolean
   /** Enable web app */
   enable_site: boolean
   /** Enable web API */