📖 DOC: Added readme content

Author: msaaddev

text-case-app/README.md

@@ -0,0 +1,46 @@
+![cover](assets/cover.png)
+
+<div align="center">
+	<h2>Text Case App</h2>
+</div>
+
+> [Live Preview](https://rapidapi-example-text-case-app.vercel.app/)
+
+### ⚡️ Features
+
+- Converts a text to different cases
+- Mobile friendly
+
+## 📖 Guide
+
+[*Read how we build this application*](https://rapidapi.com/guides/build-text-case-app)
+
+### 🛠️ Installation Steps
+
+1. Download the `text-case-app` directory. Click [here](https://download-directory.github.io/?url=https://github.com/RapidAPI/DevRel-Examples-External/tree/main/text-case-app) to download it.
+
+2. Unzip the downloaded file and navigate to the working directory.
+
+```bash
+cd RapidAPI\ DevRel-Examples-External\ main\ text-case-app/
+```
+
+3. Install dependencies
+
+```bash
+npm install
+```
+
+4. Create `.env.local` file in root and add your variables
+
+```bash
+NEXT_PUBLIC_RAPIDAPI_KEY=YOUR_RAPID_API_KEY
+```
+
+5. Run the app
+
+```bash
+npm run dev
+```
+
+You are all set! Open [localhost:3000](http://localhost:3000/) to see the app.