fix(serve): use guild-scoped slash command sync for instant registration

Global tree.sync() can take hours to propagate across Discord's
infrastructure. Switch to per-guild tree.sync(guild=guild) which
registers commands instantly, matching how discord.py bots typically
handle slash command registration.

Author: DevRohit06

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "discord-cli-agent"
-version = "0.5.1"
+version = "0.5.2"
 description = "Discord CLI for AI agents"
 readme = "README.md"
 license = "MIT"

src/discli/commands/serve.py

@@ -283,8 +283,15 @@ async def slash_handler_no_args(interaction: discord.Interaction):
                         "interaction_token": itk,
                     })
 
-        await tree.sync()
-        emit({"event": "slash_commands_synced", "count": len(slash_defs)})
+        # Sync per guild for instant registration (global sync can take hours)
+        synced_guilds = 0
+        for guild in client.guilds:
+            try:
+                await tree.sync(guild=guild)
+                synced_guilds += 1
+            except Exception as e:
+                emit({"event": "error", "message": f"Failed to sync commands to {guild.name}: {e}"})
+        emit({"event": "slash_commands_synced", "count": len(slash_defs), "guilds": synced_guilds})
 
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