Refactor inference engine and task management: Remove obsolete inference engine and ONNX engine files, update inference processing to utilize batch handling, and enhance task management structure in documentation. Adjust paths for task specifications to align with new directory organization.

engines/inference_engine.pyx

@@ -0,0 +1,12 @@
+cdef class InferenceEngine:
+    def __init__(self, model_bytes: bytes, batch_size: int = 1, **kwargs):
+        self.batch_size = batch_size
+
+    cdef tuple get_input_shape(self):
+        raise NotImplementedError("Subclass must implement get_input_shape")
+
+    cdef int get_batch_size(self):
+        return self.batch_size
+
+    cdef run(self, input_data):
+        raise NotImplementedError("Subclass must implement run")