update pricing

app.py

@@ -262,12 +262,12 @@ class ImageRequest(BaseModel):
     prompt: str
 
 @app.post("/generate-image")
-@pay("$0.02")  # 2 cents for image generation
+@pay("$0.06")  # 6 cents for image generation
 async def generate_image(request: ImageRequest):
     """Generate image using Amazon Nova Canvas"""
     try:
         print(f"🖼️ Generating image for: '{request.prompt}'")
-        push("paid_inference", service="image-gen", usdc=0.02, prompt=request.prompt[:50])
+        push("paid_inference", service="image-gen", usdc=0.06, prompt=request.prompt[:50])
         
         img_b64 = nova_canvas(request.prompt)