feat: rewrite auth (#364)

* feat: wip rewrite auth

* feat: restructure folders and fix stories and tests

* feat: remove auth provider and fix tests

front/src/providers/theme/AppThemeProvider.tsx

@@ -0,0 +1,14 @@
+import { ThemeProvider } from '@emotion/react';
+
+import { darkTheme, lightTheme } from '@/ui/layout/styles/themes';
+import { browserPrefersDarkMode } from '@/utils/utils';
+
+type OwnProps = {
+  children: JSX.Element;
+};
+
+export function AppThemeProvider({ children }: OwnProps) {
+  const selectedTheme = browserPrefersDarkMode() ? darkTheme : lightTheme;
+
+  return <ThemeProvider theme={selectedTheme}>{children}</ThemeProvider>;
+}