Looking to pick j4 as my main for jg! got a few questions

just have a few questions

• is it better to go bruiser build or assassin build for j4?

• red smite or blue smite? ( also do i take warrios everytime? )

• whats j4 jg pathing? i like do do lv 3 ganks, so am i gimpin myself if i dont start raptors?

• Whats your typical build path for j4? ( whats j4 core build atm )

ty