feat: add license block

src/types/config.ts

@@ -1,6 +1,7 @@
 export type SiteConfig = {
     title: string,
     subtitle: string,
+    url: string,
 
     lang: string,
 
@@ -36,4 +37,10 @@ export type ProfileConfig = {
         url: string,
         icon: string,
     }[],
-};
+};
+
+export type LicenseConfig = {
+    enable: boolean;
+    name: string,
+    url: string,
+}