Studio: Use feature flag to force the modal

[katinthehatsite]

Related issues

STU-271

Proposed Changes

This PR adds forces the modal for when whatsNewSectionEnabled feature flag is set to true to be able to force it with app versions that are not included for automatic triggering of the modal.

Testing Instructions

• Pull the changes from this branch
• Apply the following diff:

index cc090c42..3324682f 100644
--- a/src/ipc-handlers.ts
+++ b/src/ipc-handlers.ts
@@ -784,7 +784,7 @@ export async function getAppGlobals( _event: IpcMainInvokeEvent ): Promise< AppG
                appVersion: app.getVersion(),
                arm64Translation: app.runningUnderARM64Translation,
                terminalWpCliEnabled: process.env.STUDIO_TERMINAL_WP_CLI === 'true',
-               whatsNewSectionEnabled: process.env.STUDIO_WHATS_NEW_SECTION === 'true',
+               whatsNewSectionEnabled: true,
        };
 }

• Start the app with npm start
• Confirm that you see the modal when the app starts
• Confirm that the modal closes correctly

Pre-merge Checklist

• Have you checked for TypeScript, React or other console errors?

[katinthehatsite]

One disadvantage of this approach is that if the user restarts the app, they will see the modal again because we are using the local state to track if they saw it.

[katinthehatsite]

Let's close this as we decided on a different approach