Real build-proof run locally: vtt.rs cross-compiles to aarch64 + x86_64 Android
.so (NDK r26d, exported C-ABI symbol). cargo-ndk + uniffi recommended; ~5 days
to reuse 5-6 pure modules. On-device run-proof blocked by sandbox emulator
reaping, downgraded to symbol-export check per plan.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
