[Update] Config Page: Add Appearance Tab. Add UI Language section.(Functionally, too)

src-ui/logics/configs/useUiLanguage.js

@@ -0,0 +1,24 @@
+import { useStore_UiLanguage } from "@store";
+import { useStdoutToPython } from "@logics/useStdoutToPython";
+
+export const useUiLanguage = () => {
+    const { asyncStdoutToPython } = useStdoutToPython();
+    const { currentUiLanguage, updateUiLanguage } = useStore_UiLanguage();
+
+    const getUiLanguage = () => {
+        updateUiLanguage(() => new Promise(() => {}));
+        asyncStdoutToPython("/config/ui_language");
+    };
+
+    const setUiLanguage = (selected_ui_language) => {
+        updateUiLanguage(() => new Promise(() => {}));
+        asyncStdoutToPython("/controller/callback_set_ui_language", selected_ui_language);
+    };
+
+    return {
+        currentUiLanguage,
+        getUiLanguage,
+        updateUiLanguage,
+        setUiLanguage,
+    };
+};