1. Install Tampermonkey extension for your browser:
   • Tampermonkey for Google Chrome
   • Tampermonkey for Mozilla Firefox

1. Clone this repository.

2. Run npm i in the folder to install dependencies.

3. Run npx webpack -w --mode="development" in the folder to compile final JS.

4. Allow Tampermonkey extension to access local files.

   • Visit Chrome extension settings page at: chrome://extensions/
   • Find Tampermonkey, click to Details
   • Turn Allow access to file URLs checkbox on

5. Create new Tampermonkey script for dev purposes (load JS file from localhost). Disable original one.

   • ❗ Replace your own // @require filepath according to your cloned folder.
   • Example filepath: file:///C:/dev/csfd-extended/dist/csfd-extended.js
   • Final Tampermonkey dev script template:

   // ==UserScript==
   // @name         [DEV] CSFD Extended
   // @description  DEVELOPER VERSION. Make your eyes *not* to bleed with new board.
   // @include      *csfd.cz/film/*
   // @require      <------REPLACE-ME-WITH-YOUR-FILEPATH------>
   // @grant        GM_setValue
   // @grant        GM_getValue
   // ==/UserScript==
   

6. Easily switch between production version linked to GreasyFork and your local file.

Run npx webpack --mode="production"