refactor(ui): Remove V1 UI (round 2)

datahub-web-react/knip.json

@@ -0,0 +1,3 @@
+{
+    "ignore": ["src/generated.ts", "src/alchemy-components/**", "functions/**", ".storybook/**"]
+}

datahub-web-react/src/CustomThemeProvider.tsx

@@ -1,7 +1,6 @@
 import React, { useState } from 'react';
 import { ThemeProvider } from 'styled-components';
 
-import { useIsThemeV2 } from '@app/useIsThemeV2';
 import { useCustomThemeId } from '@app/useSetAppTheme';
 import themes from '@conf/theme/themes';
 import { Theme } from '@conf/theme/types';
@@ -12,12 +11,9 @@ interface Props {
 }
 
 const CustomThemeProvider = ({ children }: Props) => {
-    // Note: AppConfigContext not provided yet, so both of these calls rely on the DEFAULT_APP_CONFIG
-    const isThemeV2 = useIsThemeV2();
     const customThemeId = useCustomThemeId();
 
-    // Note: If custom theme id is a json file, it will only be loaded later in useSetAppTheme
-    const defaultTheme = isThemeV2 ? themes.themeV2 : themes.themeV1;
+    const defaultTheme = themes.themeV2;
     const customTheme = customThemeId ? themes[customThemeId] : null;
     const [theme, setTheme] = useState<Theme>(customTheme ?? defaultTheme);