Add custom handler

handler.py

@@ -0,0 +1,23 @@
+
+from typing import Dict, List, Any
+
+class EndpointHandler():
+    def __init__(self, path=""):
+        # Preload all the elements you are going to need at inference.
+        pass
+
+    def __call__(self, data: Dict[str, Any]) -> List[Dict[str, Any]]:
+        """
+       data args:
+            inputs (:obj: `str` | `PIL.Image` | `np.array`)
+            kwargs
+      Return:
+            A :obj:`list` | `dict`: will be serialized and returned
+        """
+        image = data.pop("image")
+        prompt = data.pop("prompt")
+
+        return [{
+            "image": image,
+            "prompt": prompt,
+        }]