docs: update content related to pnpm

packages/noco-docs/docs/050.engineering/030.development-setup.md

@@ -4,36 +4,34 @@ description: "How to set-up your development environment"
 ---
 
 ## Clone the repo
-```
+
+```bash
 git clone https://github.com/nocodb/nocodb
-cd nocodb/packages
+# change directory to the project root
+cd nocodb
 ```
 
-## Build SDK
+## Install dependencies
 
-```
-# build nocodb-sdk
-cd nocodb-sdk
-npm install
-npm run build
+```bash
+# run from the project root
+pnpm bootstrap
 ```
 
-## Build Backend
+## Start Frontend
 
-```
-# build backend - runs on port 8080
-cd ../nocodb
-npm install
-npm run watch:run
+```bash
+# run from the project root
+pnpm start:frontend
+# runs on port 3000
 ```
 
-## Build Frontend
+## Start Backend
 
-```
-# build frontend - runs on port 3000
-cd ../nc-gui
-npm install
-npm run dev 
+```bash
+# run from the project root
+pnpm start:backend
+# runs on port 8080
 ```
 
 Any changes made to frontend and backend will be automatically reflected in the browser.