From e023c84d785be2354af41f01ad308336ac8771ef Mon Sep 17 00:00:00 2001
From: Colin <colin@solvely.net>
Date: Mon, 16 Feb 2026 12:27:58 -0500
Subject: [PATCH] Slack: infer interaction channel type from channel ID

---
 src/slack/monitor/events/interactions.test.ts | 6 +++++-
 src/slack/monitor/events/interactions.ts      | 2 +-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/slack/monitor/events/interactions.test.ts b/src/slack/monitor/events/interactions.test.ts
index 7bf543e9fd5..4c885208320 100644
--- a/src/slack/monitor/events/interactions.test.ts
+++ b/src/slack/monitor/events/interactions.test.ts
@@ -87,7 +87,7 @@ function createContext() {
 describe("registerSlackInteractionEvents", () => {
   it("enqueues structured events and updates button rows", async () => {
     enqueueSystemEventMock.mockReset();
-    const { ctx, app, getHandler } = createContext();
+    const { ctx, app, getHandler, resolveSessionKey } = createContext();
     registerSlackInteractionEvents({ ctx: ctx as never });
 
     const handler = getHandler();
@@ -142,6 +142,10 @@ describe("registerSlackInteractionEvents", () => {
       channelId: "C1",
       messageTs: "100.200",
     });
+    expect(resolveSessionKey).toHaveBeenCalledWith({
+      channelId: "C1",
+      channelType: undefined,
+    });
     expect(app.client.chat.update).toHaveBeenCalledTimes(1);
   });
 
diff --git a/src/slack/monitor/events/interactions.ts b/src/slack/monitor/events/interactions.ts
index 86125572354..3a428262b0c 100644
--- a/src/slack/monitor/events/interactions.ts
+++ b/src/slack/monitor/events/interactions.ts
@@ -253,7 +253,7 @@ export function registerSlackInteractionEvents(params: { ctx: SlackMonitorContex
       // Pass undefined (not "unknown") to allow proper main session fallback
       const sessionKey = ctx.resolveSlackSystemEventSessionKey({
         channelId: channelId,
-        channelType: "channel",
+        channelType: undefined,
       });
 
       // Build context key - only include defined values to avoid "unknown" noise