Android App Startup Profiling in 2026: Baseline Profiles, R8 Full Mode, and the Cold Start Budget You're Blowing on Hilt

Deep dive into the interaction between Hilt's component initialization, R8 full mode's aggressive inlining, and Baseline Profile generation — showing exactly where cold start time goes, how to measure it with Macrobenchmark's detailed tracing, and the Hilt tricks (lazy injection, @Singleton scope timing, ComponentActivity init order) that can shave 150–300ms off a real app