add pinned links to client config

src/config/client.rs

@@ -22,6 +22,14 @@ pub struct Config {
     background_image: Option<String>,
     #[validate(custom(function = "is_color_code"))]
     theme_color: Option<String>,
+    pinned_links: Vec<WebSite>,
+}
+
+#[derive(Deserialize, Serialize, Validate, Debug)]
+pub struct WebSite {
+    name: String,
+    #[validate(url)]
+    url: String,
 }
 
 fn is_color_code(color_code: &str) -> Result<(), ValidationError> {