Fix Slack e2e test failures

bunfig.e2e.toml

@@ -1,3 +1,4 @@
 [test]
 root = "./e2e"
 preload = ["./e2e/setup.ts"]
+timeout = 30000

e2e/helpers.ts

@@ -102,12 +102,13 @@ export async function cleanupMessages(
   channel: string,
   messageIds: string[]
 ): Promise<void> {
-  for (const id of messageIds) {
-    try {
-      await deleteTestMessage(platform, channel, id)
-      await waitForRateLimit(500)
-    } catch (error) {
-      console.warn(`Failed to cleanup message ${id}:`, error)
-    }
-  }
+  await Promise.all(
+    messageIds.map(async (id) => {
+      try {
+        await deleteTestMessage(platform, channel, id)
+      } catch (error) {
+        console.warn(`Failed to cleanup message ${id}:`, error)
+      }
+    })
+  )
 }

src/platforms/slack/client.ts

@@ -537,10 +537,10 @@ export class SlackClient {
 
   async getUnreadCounts(): Promise<SlackUnreadCounts> {
     return this.withRetry(async () => {
-      const response = await (this.client as any).client.counts()
+      const response = await this.client.apiCall('client.counts')
       this.checkResponse(response)
 
-      const channels = (response.channels || []).map((ch: any) => ({
+      const channels = ((response as any).channels || []).map((ch: any) => ({
         id: ch.id || '',
         name: ch.name || '',
         unread_count: ch.unread_count || 0,