Add README

LICENSE

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+MIT License
+
+Copyright (c) 2020 Jan-Lukas Else
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# TikTok to JSON Feed
+
+This is a small tool, that let's you subscribe to TikTok users using [JSON Feed](https://jsonfeed.org/). It's using the library [tiktok-scraper](https://www.npmjs.com/package/tiktok-scraper).
+
+## Usage
+
+To retrieve the JSON Feed for a TikTok user, open the path "/users/" + username. It will return a feed with the 10 most recent videos. A URL to the video source is directly attached to each feed item.
+
+## License
+
+TikTokJsonFeed is licensed under the MIT license, so you can do basically everything with it, but nevertheless, please contribute your improvements to make this tool better for everyone. See the LICENSE file.

index.js

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 const express = require('express')
-const scraper = require('tiktok-scraper');
+const scraper = require('tiktok-scraper')
 
 const app = express()
 const port = 8080