add paramters to signal if encryption and cashu are supported and show them in the bot

(might need to be renamed if convention says other)

tasks/imagegeneration_openai_dalle.py

@@ -144,6 +144,8 @@ def build_example(name, identifier, admin_config):
         "name": name,
         "image": "https://image.nostr.build/c33ca6fc4cc038ca4adb46fdfdfda34951656f87ee364ef59095bae1495ce669.jpg",
         "about": "I use OpenAI's DALL·E 3",
+        "encryptionSupported": True,
+        "cashuAccepted": True,
         "nip90Params": nip90params
     }