Fix broken link and update installation instructions

- Fixed invalid GitHub actions URL by removing extra slash.
- Improved clarity in the setup steps.
- Minor formatting adjustments for better readability.

Author: sergeypanin1994

README.md

@@ -14,7 +14,7 @@
 We now use [lychee-broken-link-checker](https://github.com/marketplace/actions/lychee-broken-link-checker) to check for broken links in the GitHub Markdown. We use a corresponding link checker for pages on Aptos.dev.
 
 With results visible at:
-https://github.com//aptos-labs/developer-docs/actions/workflows/links.yml
+[https://github.com/aptos-labs/developer-docs/actions/workflows/links.yml](https://github.com/aptos-labs/developer-docs/actions/workflows/links.yml)
 
 ## Installation
 
@@ -33,7 +33,7 @@ brew install node
 - Install the latest [pnpm](https://pnpm.io/installation) by executing the below command on your Terminal:
 
 ```sh
-curl -fsSL https://get.pnpm.io/install.sh | sh -
+curl -fsSL https://get.pnpm.io/install.sh | sh - 
 ```
 
 ## Clone the Developer docs repo
@@ -44,12 +44,14 @@ git clone https://github.com/aptos-labs/developer-docs.git
 
 ## Install deps
 
-You may have to run the following command first if you are on macOS M1 Sonoma or newer
+You may have to run the following command first if you are on macOS M1 Sonoma or newer:
 
 ```sh
 pnpm add node-gyp -g
 ```
 
+Then, run:
+
 ```sh
 pnpm install
 ```
@@ -58,31 +60,31 @@ pnpm install
 
 > Note: PLEASE SEE `apps/nextra/README.md` for more details!
 
-0. Setup environment
+1. Setup environment
 
 Ensure you have configured your `.env` properly under `apps/nextra/.env`. There is a `.env.example` there that you can duplicate and rename to `.env` for simplicity.
 
-To ensure you have the right setup, you can run
+To ensure you have the right setup, you can run:
 
 ```sh
 pnpm prebuild
 ```
 
-1. Build Nextra
+2. Build Nextra
 
 ```bash
 npx turbo run build --filter={apps/nextra}...
 ```
 
 This will build `apps/nextra` and all local packages it depends on.
 
-2. Navigate to the correct subdirectory
+3. Navigate to the correct subdirectory
 
 ```sh
 cd apps/nextra
 ```
 
-3. Run the development server
+4. Run the development server
 
 ```sh
 pnpm dev
@@ -98,9 +100,9 @@ pnpm fmt
 
 ## Regenerating contributors
 
-The src/contributors.json file (which powers the list of Authors at the bottom of doc pages) needs to be manually generated.
+The `src/contributors.json` file (which powers the list of Authors at the bottom of doc pages) needs to be manually generated.
 
-In order to generate the contributor map you must authenticate with GitHub. The best way to do that is using GitHub CLI [installation guide](https://github.com/cli/cli#installation). Once you have the GitHub CLI installed, you can run the following command to authenticate:
+In order to generate the contributor map, you must authenticate with GitHub. The best way to do that is using GitHub CLI [installation guide](https://github.com/cli/cli#installation). Once you have the GitHub CLI installed, you can run the following command to authenticate:
 
 ```sh
 gh auth login --scopes read:user,user:email
@@ -110,4 +112,4 @@ Once that is done, you can generate the map with this command:
 
 ```sh
 pnpm contributors
-```
+```