fix api ip-adapter

cli/image-encode.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python
+import io
+import os
+import sys
+import base64
+from PIL import Image
+from rich import print # pylint: disable=redefined-builtin
+
+
+def encode(file: str):
+    image = Image.open(file) if os.path.exists(file) else None
+    print(f'Input: file={file} image={image}')
+    if image is None:
+        return None
+    if image.mode != 'RGB':
+        image = image.convert('RGB')
+    with io.BytesIO() as stream:
+        image.save(stream, 'JPEG')
+        image.close()
+        values = stream.getvalue()
+        encoded = base64.b64encode(values).decode()
+        return encoded
+
+
+if __name__ == "__main__":
+    sys.argv.pop(0)
+    fn = sys.argv[0] if len(sys.argv) > 0 else ''
+    b64 = encode(fn)
+    print('=== BEGIN ===')
+    print(f'{b64}')
+    print('=== END ===')
+