feat(server): add jxl as target format (#32732)

(cherry picked from commit 9560989cb97fb93cd6ab74f7811acce133a9b768)

machine-learning/immich_ml/models/transforms.py

@@ -7,10 +7,14 @@ import numpy as np
 import orjson
 from numpy.typing import NDArray
 from PIL import Image
+from pillow_jxl import JpegXLImagePlugin
 
 _PIL_RESAMPLING_METHODS = {resampling.name.lower(): resampling for resampling in Image.Resampling}
 _PUNCTUATION_TRANS = str.maketrans("", "", string.punctuation)
 
+# Requests are already decoded in parallel, so don't start a thread per core for each one
+JpegXLImagePlugin.DECODE_THREADS = 0
+
 
 def resize_pil(img: Image.Image, size: int, resample: Image.Resampling = Image.Resampling.BICUBIC) -> Image.Image:
     if img.width < img.height: