[Update] Combine in one window. Rename Main/Config Window to Main/Config Page accordingly.

For now, I put Config Page to below the main page temporary. Open Config Button does not work.

src-ui/app/config_page/topbar/section_title_box/SectionTitleBox.jsx

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+import { useTranslation } from "react-i18next";
+import styles from "./SectionTitleBox.module.scss";
+import { useSelectedConfigTabId } from "@store";
+
+export const SectionTitleBox = () => {
+    const { t } = useTranslation();
+    const { currentSelectedConfigTabId } = useSelectedConfigTabId();
+    return (
+        <div className={styles.container}>
+            <p className={styles.title}>{t(`config_page.side_menu_labels.${currentSelectedConfigTabId}`)}</p>
+        </div>
+    );
+};

src-ui/app/config_page/topbar/section_title_box/SectionTitleBox.module.scss

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+.container {
+    flex: 1;
+    width: 100%;
+    height: 100%;
+    display: flex;
+    justify-content: left;
+    align-items: center;
+    padding-left: 2rem;
+}
+
+.title {
+    font-size: 2.2rem;
+}