Fix buttons/links for scanner modal in dark mode

lib/music_library_web/components/core_components.ex

@@ -232,7 +232,7 @@ defmodule MusicLibraryWeb.CoreComponents do
         "phx-submit-loading:opacity-75 rounded-md py-1 sm:py-2 px-2 sm:px-3 mt-2",
         "text-xs sm:text-sm font-semibold leading-6 ",
         "bg-zinc-900 hover:bg-zinc-800 dark:bg-zinc-100 dark:hover:bg-zinc-200",
-        "disabled:bg-zinc-300 dark:disabled:bg-zinc-300 disabled:active:text-white",
+        "disabled:bg-zinc-300 dark:disabled:bg-zinc-300 disabled:active:text-white dark:disabled:text-zinc-500",
         "text-white active:text-white/80 dark:text-zinc-900 dark:active:text-zinc-900/80",
         "focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-zinc-600",
         @class

lib/music_library_web/live/record_live/barcode_scanner_component.ex

@@ -86,7 +86,9 @@ defmodule MusicLibraryWeb.RecordLive.BarcodeScannerComponent do
           d="m15.75 10.5 4.72-4.72a.75.75 0 0 1 1.28.53v11.38a.75.75 0 0 1-1.28.53l-4.72-4.72M4.5 18.75h9a2.25 2.25 0 0 0 2.25-2.25v-9a2.25 2.25 0 0 0-2.25-2.25h-9A2.25 2.25 0 0 0 2.25 7.5v9a2.25 2.25 0 0 0 2.25 2.25Z"
         />
       </svg>
-      <span class="mt-2 block text-sm font-semibold text-zinc-900">{gettext("Open camera")}</span>
+      <span class="mt-2 block text-sm font-semibold text-zinc-900 dark:text-zinc-400">
+        {gettext("Open camera")}
+      </span>
     </button>
     """
   end