improve readme

README

@@ -3,18 +3,16 @@
 This repository contains the implementation of a wallet for GNU Taler written
 in TypeScript.
 
-
 ## Dependencies
 
 The following dependencies are required to build the wallet:
 
-* python>=3.8
-* nodejs>=12
-* jq
-* npm
-* pnpm
-* zip
-
+- python>=3.8
+- nodejs>=12
+- jq
+- npm
+- pnpm
+- zip
 
 ## Installation
 
@@ -93,22 +91,46 @@ Then, you can proceed with these instructions:
 
 ### Reviewing WebExtension UI examples
 
-The WebExtension can be tested using Storybook. Using live server or building 
-static html files to deploy into nginx.
-
+The WebExtension can be tested using example stories.
 To run a live server use the 'dev-view' target
 
 ```shell
 make webextension-dev-view
 ```
 
-A server will start, usually at http://localhost:6006/.
-On the left it will have a navigation panel with examples organized in a tree view.
-
-Stories are defined with a *.stories.tsx file [1], you are free to create new or edit
+Stories are defined with a \*.stories.tsx file [1], you are free to create new or edit
 some and commit them in order to create a more complete set of examples.
 
-[1] look for them at packages/taler-wallet-webextension/src/**/*.stories.tsx
+[1] look for them at packages/taler-wallet-webextension/src/\*_/_.stories.tsx
+
+### WebExtension UI Components
+
+Every group of component have a directory and a README.
+Testing component is based in two main category:
+
+- UI testing
+- State transition testing
+
+For UI testing, every story example will be taken as a unit test.
+For State testing, every stateful component should have an `useStateComponent` function that will be tested in a \*.test.ts file.
+
+### Testing WebExtension
+
+After building the WebExtension look for the folder `extension`
+Inside you will find v2 and v3 version referring to the manifest version being used.
+
+Firefox users:
+
+- Go to about:addons
+- Then `debug addon` (or about:debugging#/runtime/this-firefox)
+- Then `Load temporary addon...`
+- Select the `taler-wallet-webextension-*.zip`
+
+Chrome users:
+
+- Settings -> More tools -> Extensions (or go to chrome://extensions/)
+- `Load unpacked` button in the upper left
+- Selected the `unpacked` folder in v2 or v3
 
 # Integration Tests