chore(docs): Better readme

Author: leocavalcante

README.md

@@ -1,5 +1,19 @@
 # Hyperf Tracer
 
-🐾 Drop-in replacement for the Hyperf Tracer component.
+🔭 Drop-in replacement for the `hyperf/tracer` component.
 
-Suited for special needs.
+Suited for special needs, especially for OpenTelemetry, New Relic and Dynatrace platforms.
+
+## Getting started
+
+### Install
+
+#### Add OpenCodeCo's Composer repository:
+```shell
+composer config repositories.opencodeco composer https://composer.opencodeco.dev
+```
+
+#### Update your `hyperf/tracer`:
+```shell
+composer update hyperf/tracer
+```