Tweak errors so that actionable links are rendered

src/app/components/Toast.svelte

@@ -1,4 +1,5 @@
 <script lang="ts">
+  import {parse, renderAsHtml} from "@welshman/content"
   import {fly} from "@lib/transition"
   import Icon from "@lib/components/Icon.svelte"
   import Button from "@lib/components/Button.svelte"
@@ -15,7 +16,9 @@
         class:bg-base-100={theme === "info"}
         class:text-base-content={theme === "info"}
         class:alert-error={theme === "error"}>
-        {$toast.message}
+        <p class="welshman-content-error">
+          {@html renderAsHtml(parse({content: $toast.message}))}
+        </p>
         <Button class="flex items-center opacity-75" onclick={() => popToast($toast.id)}>
           <Icon icon="close-circle" />
         </Button>