Add localization support for FollowModal component (#4558)

* Initial plan

* Add localization support for FollowModal component

Co-authored-by: gabek <414923+gabek@users.noreply.github.com>

* Update web/components/modals/FollowModal/FollowModal.tsx

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update web/components/modals/FollowModal/FollowForm.tsx

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: gabek <414923+gabek@users.noreply.github.com>
Co-authored-by: Gabe Kangas <gabek@real-ity.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

web/components/modals/FollowModal/FollowModal.stories.tsx

@@ -24,6 +24,9 @@ const meta = {
 - Validate the input to make sure it's a valid looking account.
 - Handle errors that come back from the server.
 - Perform the redirect to the remote server when the backend response is received.
+
+## Localization Support
+This component now supports localization and all user-facing strings can be translated. To test with different languages, add '?lang=de' or '?lang=fr' to the URL to see translated versions where available.
 `,
       },
     },
@@ -37,3 +40,15 @@ const Template: StoryFn<typeof FollowModal> = () => <Example />;
 export const Basic = {
   render: Template,
 };
+
+export const LocalizationExample = {
+  render: Template,
+  parameters: {
+    docs: {
+      description: {
+        story:
+          'This story demonstrates the localization support. All text strings are now translatable. To test different languages, add "?lang=XX" to the URL with a supported language code like "de" for German.',
+      },
+    },
+  },
+};