generate unique invite link every time button is pressed

app.py

@@ -47,18 +47,20 @@ class DMButton(Button):
 
     async def callback(self, interaction: discord.Interaction):
         # await interaction.user.send(self.message) # this is for DMs, but users may have DMs disabled
-        await interaction.response.send_message(self.message, ephemeral=True)
+        unique_string = generate_unique_string()
+        user_tokens[self.user_id] = unique_string
+        unique_link = f"{GRADIO_APP_URL}?user_id={self.user_id}&token={unique_string}"
+        message = f"To complete the verification process, visit this Space and click the '🤗Sign in with Hugging Face' button: {unique_link}"
+        await interaction.response.send_message(message, ephemeral=True)
+
 
 @bot.command(name='sendbutton')
 async def send_button(ctx):
     if ctx.author.id == 811235357663297546:
-        unique_string = generate_unique_string()
-        user_tokens[ctx.author.id] = unique_string
-        unique_link = f"{GRADIO_APP_URL}?user_id={ctx.author.id}&token={unique_string}"
-        button = DMButton(label="Verify Discord Account", style=discord.ButtonStyle.primary, message=f"To complete the verification process, visit this Space and click the 'sign in with Hugging Face' button: {unique_link}")
+        button = DMButton(label="Verify Discord Account", style=discord.ButtonStyle.primary}, user_id=ctx.author.id)
         view = View()
         view.add_item(button)
-        await ctx.send(view=view) # "Click the button below:", 
+        await ctx.send("Click the button below to generate your verification link:",view=view) #  
 
 
 # Gradio ------------------------------------------------------------------------------------------------------------