Merge pull request #141 from ktz-dev/system-color-preference

fix: Add use-system-settings color mode and make it the default

src/app/globals.css

@@ -50,11 +50,11 @@
      */
    }
 
-   .dark {
+   [data-theme='dark'], .dark {
       --background: 0 0% 0%;
       --foreground: 0 0% 98%;
 
-      --surface: rgb(23, 23, 23);
+      --surface: rgb(23, 23, 23); 
 
       --card: 0 0% 3.9%;
       --card-foreground: 0 0% 98%;