Update app.py

app.py

@@ -53,7 +53,7 @@ class ButtonView(discord.ui.View):
         self.stop()
     #-------------------------------------------
     async def invoke_dfif2(self, image_path):
-        ctx = await self.ctx.bot.get_context(self.ctx)
+        ctx = await self.ctx.get_context(self.ctx.message)
         await ctx.invoke(ctx.bot.get_command('dfif2'), image_path=image_path, stage_1_result_path=self.stage_1_result_path)        
 
     @discord.ui.button(label='Image 1', style=discord.ButtonStyle.blurple)