Add suggestions.

Co-authored-by: pat-s <[email protected]>

Author: KN4CK3R

docs/content/doc/packages/cran.en-us.md

@@ -26,13 +26,10 @@ To work with the CRAN package registry, you need to install [the R toolset](http
 
 ## Configuring the package registry
 
-To register the package registry you need to add it in your `Rprofile.site` file:
+To register the package registry you need to add it to `Rprofile.site`, either on the system-level, user-level (`~/.Rprofile`) or project-level:
 
 ```
-local({
-	r <- list("gitea" = "https://gitea.example.com/api/packages/{owner}/cran")
-	options(repos = r)
-})
+options("repos" = c(getOption("repos"), c(gitea="https://gitea.example.com/api/packages/{owner}/cran")))
 ```
 
 | Parameter | Description |

templates/package/content/cran.tmpl

@@ -4,10 +4,7 @@
 		<div class="ui form">
 			<div class="field">
 				<label>{{svg "octicon-code"}} {{.locale.Tr "packages.cran.registry" | Safe}}</label>
-				<div class="markup"><pre class="code-block"><code>local({
-	r &lt;- list("gitea" = "<gitea-origin-url data-url="{{AppSubUrl}}/api/packages/{{.PackageDescriptor.Owner.Name}}/cran"></gitea-origin-url>")
-	options(repos = r)
-})</code></pre></div>
+				<div class="markup"><pre class="code-block"><code>options("repos" = c(getOption("repos"), c(gitea="<gitea-origin-url data-url="{{AppSubUrl}}/api/packages/{{.PackageDescriptor.Owner.Name}}/cran"></gitea-origin-url>")))</code></pre></div>
 			</div>
 			<div class="field">
 				<label>{{svg "octicon-terminal"}} {{.locale.Tr "packages.cran.install"}}</label>