files are compiled for iOS (using ARM architecture and native Mach-O binaries). Because they use entirely different file structures, programming languages, and system APIs, a direct "file conversion" cannot work.
There are emulators and virtualization apps (like iSH or UTM) that run Linux on iOS. You can theoretically run an Android emulator inside an iOS app, then run your APK inside that emulator. convert apk to ipa verified