[BUG] index.jar not verify.

[userkilled]

Before you submit

• I have searched the issue tracker for open and closed issues that are similar to the feature request I want to file, without success.
• This issue contains only one bug.

What's going wrong?

Version 0.7.1
But F-Droid app sync the repository

Repository: gitlab.com/fmd-foss/fdroid-repo/-/raw/main/repo
Address: https://gitlab.com/fmd-foss/fdroid-repo/-/raw/main/repo
Error Type: Индекс не может быть проверен
Message: index.jar must be signed by a single code signer

Stack Trace:
com.looker.droidify.index.RepositoryUpdater$UpdateException: index.jar must be signed by a single code signer
at com.looker.droidify.index.RepositoryUpdater.getCodeSigner(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:25)
at com.looker.droidify.index.RepositoryUpdater.processFile$default(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:280)
at androidx.datastore.core.DataStoreImpl$writeData$2.invokeSuspend(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:278)
at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:8)
at kotlinx.coroutines.UndispatchedCoroutine.afterResume(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:27)
at kotlinx.coroutines.AbstractCoroutine.resumeWith(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:23)
at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:33)
at kotlinx.coroutines.UndispatchedCoroutine.afterResume(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:27)
at kotlinx.coroutines.AbstractCoroutine.resumeWith(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:23)
at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:33)
at kotlinx.coroutines.DispatchedTask.run(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:114)
at androidx.core.app.ActivityRecreator$1.run(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:12)
at kotlinx.coroutines.scheduling.TaskImpl.run(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:3)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(r8-map-id-d1f8f46bd967d6929ac95186c3358f9924bf97fbb76cac7a8fd8717cdf509193:88)

How do we reproduce it?

No response

What did you expect?

No response

Screenshots

No response

Your phone

oukitel WP28

Android version

android 13

Droid-ify version

v. 0.7.1

Anything else?

No response