Feature: interactive swagger-ui auto-generated API docs from express (#1812)

* Add interactive swagger-ui auto-generated API docs from express

* Update README.md

* Update index.ts //@ts-ignore

* Fix eslint no-console error

* Add swagger paths

* Add all end  points

* Update swagger.yml

* update swagger yml file

* update swagger config

---------

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

packages/api-documentation/package.json

@@ -0,0 +1,21 @@
+{
+    "name": "flowise-api",
+    "version": "1.0.0",
+    "description": "Flowise API documentation server",
+    "scripts": {
+        "build": "tsc",
+        "start": "node dist/index.js",
+        "dev": "concurrently \"tsc-watch --noClear -p ./tsconfig.json\" \"nodemon\"",
+        "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 0"
+    },
+    "license": "SEE LICENSE IN LICENSE.md",
+    "dependencies": {
+        "swagger-jsdoc": "^6.2.8",
+        "swagger-ui-express": "^5.0.0"
+    },
+    "devDependencies": {
+        "@types/swagger-jsdoc": "^6.0.1",
+        "@types/swagger-ui-express": "^4.1.3",
+        "tsc-watch": "^6.0.4"
+    }
+}