docs(readme): Add URL examples

README.md

@@ -107,9 +107,20 @@ Download and run the [latest release binary](https://github.com/gabe565/cli-of-l
 ## Usage
 Run `cli-of-life` in a terminal to play.
 
-By default, the grid will be empty, but rle/plaintext files can be loaded with `cli-of-life --file FILE.rle`
+By default, the grid will be empty, but rle/plaintext files can be loaded with `cli-of-life --file FILE.rle` or `cli-of-life --url https://...`
 
-See [usage docs](docs/cli-of-life.md) for cli flag documentation.
+For full command-line reference, see [docs](docs/cli-of-life.md).
+
+### Examples
+
+```shell
+$ cli-of-life --url https://conwaylife.com/patterns/gosperglidergun.rle
+$ cli-of-life --url https://conwaylife.com/patterns/3blocktwinbeesshuttle.rle
+$ cli-of-life --url https://conwaylife.com/patterns/breeder1.rle
+$ cli-of-life --url https://conwaylife.com/patterns/replicator.rle
+```
+
+See the [LifeWiki for pattern files](https://conwaylife.com/wiki/Category:Patterns).
 
 ### Keybinds