"Allow repeat callers" setting is ignored

[Netpilgrim]

Checklist

• I can reproduce the bug with the latest version given here.
• I made sure that there are no existing issues - open or closed - to which I could contribute my information.
• I made sure that there are no existing discussions - open or closed - to which I could contribute my information.
• I have read the FAQs inside the app (Menu -> About -> FAQs) and my problem isn't listed.
• I have taken the time to fill in all the required details. I understand that the bug report will be dismissed otherwise.
• This issue contains only one bug.
• I have read and understood the contribution guidelines.

Affected app version

1.11.1

Affected Android/Custom ROM version

Android 17 / GrapheneOS 2026081301

Affected device model

Pixel 8

How did you install the app?

Google Play Store

Steps to reproduce the bug

1. Set Fossify Phone as default Phone app (optionally as default Caller ID and Spam app, doesn’t make a difference).
2. Create a Mode or edit a predefined one like Do Not Disturb.
3. Under "People"/"Calls" set "Calls that can interrupt" to "None" and enable "Allow repeat callers".
4. Enable that mode.
5. Call the phone twice in close succession.

Expected behavior

The phone rings for the second call.

Actual behavior

Both calls create notifications but without ringing.

Screenshots/Screen recordings

No response

Additional information

The described reproduction steps work as expected with the stock phone app.
The discussions for #191 and #583 seem to indicate that this feature is supposed to work with Fossify Phone.