S215: fix apply_hakim() missing skip_driftse kwarg (was erroring + skipping الحكيم every job); fix df.enhance shadowing; port إحياء tier-remap override

S213: replace إحياء v4 with server-hardened isteidad; fix build-timeout (drop cache-bust line + voicefixer2)

S214: remove إحياء v4 entirely, isteidad-server takes v11.2; clean requirements.txt (cache-bust + voicefixer2 gone)

S212: deploy engine_isteidad_server.py (server-hardened isteidad)