fix(notifications): a notice keeps what to say and says it in the reader's language when shown

frontend/src/modules/channels/useWatchedChannelActions.ts

@@ -3,7 +3,7 @@ import { useMutation, useQueryClient } from "@tanstack/react-query";
 import { qk } from "../../lib/queryKeys";
 import { invalidateSubscription } from "../../lib/subscriptionCache";
 import { api, type WatchedChannel } from "../../lib/api";
-import { notify } from "../../lib/notifications";
+import { msg, notify } from "../../lib/notifications";
 import { notifyYouTubeActionError } from "../../lib/youtubeErrors";
 import { useConfirm } from "../../components/ui/confirmContext";
 
@@ -21,13 +21,13 @@ export function useWatchedChannelActions(onOpenWizard: () => void) {
       invalidateSubscription(qc, c.id);
       notify({
         level: "success",
-        title: t("channels.discovery.subscribedTitle"),
-        message: t("channels.discovery.subscribedBody", { name: nameOf(c) }),
+        title: msg("channels.discovery.subscribedTitle"),
+        message: msg("channels.discovery.subscribedBody", { name: nameOf(c) }),
         meta: { kind: "channel-subscribed", channelId: c.id, channelName: nameOf(c) },
       });
     },
     onError: (err: unknown) =>
-      notifyYouTubeActionError(err, t("channels.discovery.subscribeFailed"), onOpenWizard),
+      notifyYouTubeActionError(err, msg("channels.discovery.subscribeFailed"), onOpenWizard),
   });
   const restore = useMutation({
     mutationFn: (c: WatchedChannel) => api.restoreWatchedChannel(c.id),
@@ -43,7 +43,7 @@ export function useWatchedChannelActions(onOpenWizard: () => void) {
       void qc.invalidateQueries({ queryKey: qk.watchedChannels() });
       notify({
         level: "success",
-        message: t("channels.watched.dismissed", { name: nameOf(c) }),
+        message: msg("channels.watched.dismissed", { name: nameOf(c) }),
         action: { label: t("common.undo"), onClick: () => restore.mutate(c) },
       });
     },