Update README.md

Author: wkozyra95

ts/create-smelter-app/templates/node-next-webrtc/README.md

@@ -1,51 +1,51 @@
-# Smelter demo application
+# Overview
 
 This application is built from 3 components:
 - Smelter server
-- Node.js process that controls Smelter server.
+- Node.js process that controls the Smelter server.
 - Next.js app:
   - Streams camera or screen share to Smelter over WHIP.
   - Displays modified stream received from Smelter (broadcasted over WHEP) 
   - Controls video layout via HTTP API of the Node.js process.
 
-## Usage
+# Usage
 
-### Development
+## Development
 
-#### Start Node.js server
+#### Step 1: Start Node.js server
 
-In **`./server`** (in a separate terminal) run:
+  In **`./server`** run:
 
 ```sh
 pnpm install && pnpm start
 ```
 
 Node.js server will automatically start a Smelter server and connect to it.
 
-#### Start Next.js app
+#### Step 2: Start Next.js app
 
-In **`./client`** run:
+In **`./client`** (in a separate terminal) run:
 
 ```sh
 pnpm install && pnpm dev
 ```
 
 Open `localhost:3000` in your browser.
 
-### Development (with Smelter inside Docker)
+## Development (with Smelter inside Docker)
 
 > Running Smelter inside a Docker container without GPU acceleration will be significantly slower. Check out `compose.yml`
   to learn how to enable it on Nvidia and AMD cards.
 
-#### Start Smelter server
+#### Step 1: Start Smelter server
 
 In root directory run:
 
 ```sh
 docker compose up
 ```
 
-#### Start Node.js server
+#### Step 2: Start Node.js server
 
 In **`./server`** (in a separate terminal) run:
 
@@ -56,7 +56,7 @@ SMELTER_INSTANCE_URL=http://localhost:8081 pnpm start
 
 This server will manage Smelter instance created in previous step.
 
-#### Start Next.js app
+#### Step 3: Start Next.js app
 
 In **`./client`** (in a separate terminal) run:
 
@@ -66,6 +66,6 @@ pnpm install && pnpm dev
 
 Open `localhost:3000` in your browser.
 
-### Production
+## Production
 
 Run `COMPOSE_PROFILES=prod docker compose up`