docs: Revised readme to prioritize pnpm

README.md

@@ -56,15 +56,16 @@ This boilerplate is made for creating chrome extensions using React and Typescri
 
 1. Clone this repository.
 2. Change `name` and `description` in package.json => **Auto synchronize with manifest**
-3. Run `yarn install` or `npm i` (check your node version >= 16.6, recommended >= 18)
+3. Install pnpm globally: `npm install -g pnpm` (check your node version >= 16.6, recommended >= 18)
+4. Run `pnpm install` 
 
 ## And next, depending on the needs:
 
 ### For Chrome: <a name="chrome"></a>
 
 1. Run:
-    - Dev: `yarn dev` or `npm run dev`
-    - Prod: `yarn build` or `npm run build`
+    - Dev: `pnpm dev` or `npm run dev`
+    - Prod: `pnpm build` or `npm run build`
 2. Open in browser - `chrome://extensions`
 3. Check - `Developer mode`
 4. Find and Click - `Load unpacked extension`
@@ -73,8 +74,8 @@ This boilerplate is made for creating chrome extensions using React and Typescri
 ### For Firefox: <a name="firefox"></a>
 
 1. Run:
-    - Dev: `yarn dev:firefox` or `npm run dev:firefox`
-    - Prod: `yarn build:firefox` or `npm run build:firefox`
+    - Dev: `pnpm dev:firefox` or `npm run dev:firefox`
+    - Prod: `pnpm build:firefox` or `npm run build:firefox`
 2. Open in browser - `about:debugging#/runtime/this-firefox`
 3. Find and Click - `Load Temporary Add-on...`
 4. Select - `manifest.json` from `dist` folder