feat(ticket): add claim, add member, persistent management view

- ClaimButton: staff claim/unclaim with log
- AddMemberButton: UserSelect to add member to ticket channel
- TicketManagementView: persistent LayoutView with all 3 buttons
- claimed_by field in TicketData
- Buttons registered as persistent views for bot restart survival

tickets/cog.py

@@ -8,7 +8,7 @@ from discord.ext import commands
 
 from tickets import storage
 from tickets.data import TicketCategory
-from tickets.ui import PanelCreateButton
+from tickets.ui import AddMemberButton, ClaimButton, CloseButton, PanelCreateButton
 
 logger = logging.getLogger("vision")
 
@@ -130,12 +130,21 @@ class ConfigSetLogButton(discord.ui.Button):
         await interaction.response.send_message("Selectionnez le canal de logs :", view=view, ephemeral=True)
 
 
+class TicketManagementView(discord.ui.LayoutView):
+    def __init__(self):
+        super().__init__(timeout=None)
+        container = discord.ui.Container()
+        container.add_item(discord.ui.ActionRow(ClaimButton(), AddMemberButton(), CloseButton()))
+        self.add_item(container)
+
+
 class TicketSystem(commands.Cog):
     ticket = app_commands.Group(name="ticket", description="Systeme de tickets")
 
     def __init__(self, bot: commands.Bot):
         self.bot = bot
         self.bot.add_view(PanelView())
+        self.bot.add_view(TicketManagementView())
 
     @commands.Cog.listener()
     async def on_ready(self):