add pxd headers for correct work

fixes definitions
can run until API call

Azaion.AI/inference.pyx

@@ -1,9 +1,9 @@
-# cython: language_level=3
 from ultralytics import YOLO
 import mimetypes
 import cv2
 from ultralytics.engine.results import Boxes
 from processor_command import FileCommand
+from annotation cimport Detection, Annotation
 
 cdef class Inference:
     """Handles YOLO inference using the AI model."""
@@ -66,25 +66,3 @@ cdef class Inference:
         _, encoded_image = cv2.imencode('.jpg', frame[0])
         image_bytes = encoded_image.tobytes()
         return Annotation(image_bytes, time, detections)
-
-
-cdef class Detection:
-    cdef double x
-    cdef double y
-    cdef double w
-    cdef double h
-    cdef int cls
-
-    def __init__(self, double x, double y, double w, double h, int cls):
-        self.x = x
-        self.y = y
-        self.w = w
-        self.h = h
-        self.cls = cls
-
-cdef class Annotation:
-
-    def __init__(self, image_bytes: bytes, float time, detections: [Detection]):
-        self.image = image_bytes
-        self.time = time
-        self.detections = detections