feature: modularized express routes for reusability, testability, composability and performance (#2030)

* transition GET /api/v1/apikey

* transition POST /api/v1/apikey

* transition PUT /api/v1/apikey/:id

* transition DELETE /api/v1/apikey/:id

* Enable e2e tests for api/v1/apikey routes

* remove unused addChatflowsCount

* Enable e2e tests for api/v1/variables routes

* Enable Cypress in GitHub Action

* Update main.yml

* Update main.yml

* Transition GET /api/v1/variables

* Enable cypress on github workflow

* Transition POST /api/v1/variables

* Transition PUT /api/v1/variables

* Transition DELETE /api/v1/variables

* Transition GET /api/v1/variables

* Transition GET /api/v1/chatflows

* Transition GET /api/v1/chatflows/:id

* Transition POST /api/v1/chatflows

* Transition DELETE /api/v1/chatflows/:id

* Transition PUT /api/v1/chatflows/:id

* Transition GET /api/v1/chatflows/apikey/:apiKey

* Transition GET /api/v1/credentials

* Transition POST /api/v1/credentials

* Transition GET /api/v1/credentials/:id

* Transition PUT /api/v1/credentials/:id

* Transition DELETE /api/v1/credentials/:id

* Transition GET /api/v1/tools

* Transition GET /api/v1/tools/:id

* Transition POST /api/v1/tools

* Transition PUT & DELETE /api/v1/tools/:id

* Transition /api/v1/assistants routes

* Transition /api/v1/nodes routes

* Transition GET /api/v1/chatflows-streaming/:id & GET /api/v1/chatflows-uploads/:id

* wip-all-routes

* Transition GET /api/v1/public-chatflows/:id & /api/v1/public-chatbotConfig/:id

* Remove ts-ignore annotations

* Transition GET /api/v1/chatmessage/:id

* Transition POST /api/v1/chatmessage/:id

* delete /api/v1/chatmessage/:id

* transition /api/v1/feedback/:id routes

* transition /api/v1/stats/:id

* Transition GET /api/v1/openai-assistants/:id

* Transition GET /api/v1/openai-assistants

* Transition POST /api/v1/openai-assistants-file

* transition GET /api/v1/get-upload-path

* transition GET /api/v1/get-upload-file

* transition GET /api/v1/flow-config/:id

* transition POST /api/v1/node-config

* transition GET /api/v1/version

* transition GET /api/v1/fetch-links

* transition POST /api/v1/vector/upsert/:id

* transition POST /api/v1/vector/internal-upsert/:id

* transition POST /api/v1/load-prompt

* Update index.ts

* transition POST /api/v1/prompts-list

* transition predictions

* Update index.ts

* transition GET /api/v1/marketplaces/templates

* Router update modularity cleanup

* extend request interface - express namespace

* Update index.ts

* add errorMiddleware

* Add custom application error handler

* Fix pnpm lock file

* prediction return and vector upsert

* Move the getUploadsConfig into its own file

* Remove lint warnings

* fix undefined variable value

* Fix node-load-method api call

* standardize the error message display

* Apply review comment bugfixes

* Update index.ts

* standardize error message display  in snack notifications

* Error message standard in the UI

* Rename flowXpressApp to appServer

* Upload middleware fix and axios update

* fix async await

---------

Co-authored-by: Henry <hzj94@hotmail.com>

packages/server/src/controllers/versions/index.ts

@@ -0,0 +1,18 @@
+import { Request, Response, NextFunction } from 'express'
+import versionsService from '../../services/versions'
+
+const getVersion = async (req: Request, res: Response, next: NextFunction) => {
+    try {
+        const apiResponse = await versionsService.getVersion()
+        if (apiResponse.executionError) {
+            return res.status(apiResponse.status).send(apiResponse.msg)
+        }
+        return res.json(apiResponse)
+    } catch (error) {
+        next(error)
+    }
+}
+
+export default {
+    getVersion
+}