Update README.md with instructions for using the package.

README.md

@@ -3,6 +3,43 @@ Plivo Notifier
 
 Provides [Plivo](https://www.plivo.com) integration for Symfony Notifier.
 
+
+Installation
+------------
+
+1. Install package using composer
+
+```bash
+composer require rentbetter/plivo-notifier@^6.1
+```
+
+2. Add your Plivo DSN to your environment variables, e.g. in `.env`
+
+```
+PLIVO_DSN=plivo://AUTH_ID:AUTH_TOKEN@default?from=FROM
+```
+
+3. Register the `PlivoTransportFactory` in your `services.yaml`
+
+```yaml
+notifier.transport_factory.plivo:
+   class: Symfony\Component\Notifier\Bridge\Plivo\PlivoTransportFactory
+   parent: notifier.transport_factory.abstract
+   tags: ['texter.transport_factory']
+```
+
+4. Enable the Plivo transport in your `config/packages/notifier.yaml` configuration
+
+```yaml
+framework:
+  notifier:
+    texter_transports:
+      plivo: '%env(PLIVO_DSN)%'
+```
+
+5. Start sending SMS in your application, see [the symfony docs](https://symfony.com/doc/current/notifier.html#creating-sending-notifications)
+
+
 DSN example
 -----------
 
@@ -17,6 +54,7 @@ where:
  - `URL` (optional) is the URL to which Plivo should send delivery updates
  - `METHOD` (optional) is the HTTP method (GET, POST) with which Plivo should call `URL`
 
+
 Resources
 ---------