fix(discord): add tag/id to from label

CHANGELOG.md

@@ -41,6 +41,7 @@
 - Auto-reply: strip stray leading/trailing `HEARTBEAT_OK` from normal replies; drop short (≤ 30 chars) heartbeat acks.
 - Logging: trim provider prefix duplication in Discord/Signal/Telegram runtime log lines.
 - Discord: include recent guild context when replying to mentions and add `discord.historyLimit` to tune how many messages are captured.
+- Discord: include author tag + id in group context `[from:]` lines for ping-ready replies (thanks @thewilloftheshadow).
 - Skills: switch imsg installer to brew tap formula.
 - Skills: gate macOS-only skills by OS and surface block reasons in the Skills UI.
 - Onboarding: show skill descriptions in the macOS setup flow and surface clearer Gateway/skills error messages.

src/discord/monitor.ts

@@ -224,7 +224,9 @@ export async function monitorDiscordProvider(opts: MonitorDiscordOpts = {}) {
             .join("\n");
           combinedBody = `[Chat messages since your last reply - for context]\n${historyText}\n\n[Current message - respond to this]\n${combinedBody}`;
         }
-        combinedBody = `${combinedBody}\n[from: ${message.member ? `${message.member.displayName} - ${message.member.user.id}` : `${message.author.username} - ${message.author.id}`}]`;
+        const name = message.author.tag;
+        const id = message.author.id;
+        combinedBody = `${combinedBody}\n[from: ${name} id:${id}]`;
         shouldClearHistory = true;
       }