feat: update TeamProvisioningService and teams.ts for improved DM forwarding and constant imports

- Added AGENT_BLOCK constants import to teams.ts for better organization.
- Cleared silentUserDmForward flag in TeamProvisioningService after successful and errored turns to ensure accurate state management.

src/main/ipc/teams.ts

@@ -74,6 +74,7 @@ import {
   validateTeammateName,
   validateTeamName,
 } from './guards';
+import { AGENT_BLOCK_CLOSE, AGENT_BLOCK_OPEN } from '@shared/constants/agentBlocks';
 
 /** Track rate limit message keys already notified to avoid duplicate OS notifications across refreshes. */
 const notifiedRateLimitKeys = new Set<string>();

src/main/services/team/TeamProvisioningService.ts

@@ -2984,6 +2984,8 @@ export class TeamProvisioningService {
             });
           }
         }
+        // Clear silent relay flag after any successful turn.
+        run.silentUserDmForward = null;
         if (!run.provisioningComplete && !run.cancelRequested) {
           void this.handleProvisioningTurnComplete(run);
         }
@@ -2994,6 +2996,8 @@ export class TeamProvisioningService {
         if (run.leadRelayCapture) {
           run.leadRelayCapture.rejectOnce(errorMsg);
         }
+        // Clear silent relay flag after any errored turn.
+        run.silentUserDmForward = null;
         if (!run.provisioningComplete && !run.cancelRequested) {
           const progress = updateProgress(
             run,