feat: add typescript support to i18next

src/routes/settingChannel/DeleteConfirmModal.tsx

@@ -33,8 +33,8 @@ const DeleteConfirmModal: FC<Props> = ({ id, closeModal }) => {
     <Modal id="modal-modal">
       <StyledModal
         className="compact"
-        title={t("channel.delete") || ""}
-        description={t("channel.delete_desc") || ""}
+        title={t("channel.delete")}
+        description={t("channel.delete_desc")}
         buttons={
           <>
             <Button onClick={closeModal.bind(null, undefined)} className="cancel">

src/routes/settingChannel/Overview.tsx

@@ -133,7 +133,7 @@ export default function Overview({ id = 0 }) {
             value={name}
             name="name"
             id="name"
-            placeholder={t("name") || ""}
+            placeholder={t("name")}
           />
         </div>
         <div className="input">
@@ -146,7 +146,7 @@ export default function Overview({ id = 0 }) {
             rows={4}
             name="name"
             id="name"
-            placeholder={t("topic_placeholder") || ""} />
+            placeholder={t("topic_placeholder")} />
         </div>
         {!readOnly && <div className="input">
           <Label htmlFor="desc">{t("visibility")}</Label>