Update readme with example usages

README.md

@@ -2,9 +2,26 @@
 
 A self-hosted avatars API using some of the [DiceBear](https://www.dicebear.com/) CC0 styles
 
-# Installation
+You can take a look at my own self-hosted version here: https://avatars.jusemon.com
 
-## Development
+The following endpoints are available:
+
+- https://avatars.jusemon.com/list
+- https://avatars.jusemon.com/random
+- https://avatars.jusemon.com/:seed
+
+The size of the image and the style can be changed with the following query params:
+
+- `size`: any number between `16` and `512`
+- `style`: see the list endpoint, the valid values are defined by the property `key`
+
+## Example:
+
+https://avatars.jusemon.com/jusemon?size=512&style=open-peeps where jusemon is the :seed
+
+## Installation
+
+### Development
 
 For run locally it needs a `.env` file with the environment variables defined in the `.env.example`
 
@@ -13,7 +30,7 @@ ALLOWED_ORIGINS includes a comma separated list for the allowed CORS sites.
 Install dependencies `npm install` or `yarn`
 To start the project run `npm run dev` or `yarn dev`
 
-## Production
+### Production
 
 For run it in docker just run `docker compose up`
 
@@ -27,7 +44,7 @@ For run it in docker just run `docker compose up`
 
 - Created by Juan Sebastián Montoya
 
-## Credits for Styles:
+### Credits for Styles:
 
 | Title      | Creator       | Source                                                   | Homepage                         | License |
 | ---------- | ------------- | -------------------------------------------------------- | -------------------------------- | ------- |