i18n workflow improvements and tweaks (#22586)

* mobile button spacing

* prevent console warning about div being descendant of p

* ensure consistent spacing

* add missing i18n keys

* i18n fixes

- add missing translations
- fix dot notation keys

* use plain string

* add missing key

* add i18next-cli commands for extraction and status

also add false positives removal for several keys

* add i18n key check step to PR workflow

* formatting

web/src/pages/Exports.tsx

@@ -220,7 +220,7 @@ function Exports() {
       >
         <AlertDialogContent>
           <AlertDialogHeader>
-            <AlertDialogTitle>{t("deleteExport")}</AlertDialogTitle>
+            <AlertDialogTitle>{t("deleteExport.label")}</AlertDialogTitle>
             <AlertDialogDescription>
               {t("deleteExport.desc", { exportName: deleteClip?.exportName })}
             </AlertDialogDescription>