معالجة الصوت في أقل من 300 مللي ثانية وربط منصة PortNet المينائية

+-----------------------+--------------------+------------------------+
| Pipeline Component    | Overseas Cloud API | Vext Bare-Metal (Casa) |
+-----------------------+--------------------+------------------------+
| SIP Signaling (TLS)   | 145 ms (Frankfurt) | 12 ms (In-Country)     |
| Audio Jitter Buffer   | 60 ms              | 20 ms                  |
| Darija Acoustic STT   | 680 ms             | 142 ms (Conformer-M)   |
| LLM State Transition  | 420 ms             | 65 ms (vLLM Engine)    |
| Neural TTS First-Byte | 380 ms             | 29 ms (Streaming HiFi) |
+-----------------------+--------------------+------------------------+
| TOTAL VOICE TURNAROUND| 1,685 ms           | 268 ms (Sub-300ms SLA) |
+-----------------------+--------------------+------------------------+

#[inline(always)]
pub unsafe fn resample_8k_to_16k_neon(src: &[i16], dst: &mut [i16]) {
    // ARM NEON dual-issue vector interpolation
    let mut i = 0;
    while i + 8 <= src.len() {
        let chunk = vld1q_s16(src.as_ptr().add(i));
        let expanded = vzip1q_s16(chunk, chunk);
        vst1q_s16(dst.as_mut_ptr().add(i * 2), expanded);
        i += 8;
    }
}