feat: update orchestrator for enhanced multi-bot management and room discovery

cmd/launcher/main.go

@@ -14,6 +14,9 @@ import (
 	"path/filepath"
 	"sync"
 	"syscall"
+	"time"
+
+	"maunium.net/go/mautrix"
 
 	"github.com/spf13/cobra"
 
@@ -70,13 +73,14 @@ func main() {
 				// Non-fatal: orchestration is optional
 				logger.Warn("orchestrator not started", "err", err)
 			} else {
-				logger.Info("orchestrator ready",
-					"managed_rooms", len(orch.cfg.Orchestration.Rooms),
-				)
+				logger.Info("orchestrator initialized")
 			}
 
 			// ── Start normal agents ──
 			var wg sync.WaitGroup
+			var scannerOnce sync.Once
+			var scanner *mautrix.Client
+
 			for _, path := range configPaths {
 				path := path
 				cfg, err := config.Load(path)
@@ -101,20 +105,22 @@ func main() {
 				// Connect agent to bus for orchestration
 				a.SetBus(agentBus)
 
-				// If orchestrator is active, set interceptor so bots don't
-				// handle events directly in orchestrated rooms.
-				// The first bot's listener to receive the event will trigger orchestration.
+				// If orchestrator is active, wire interceptor and membership notify
 				if orch != nil {
 					a.SetInterceptor(orch.orchestrator.Intercept)
-				}
+					a.SetMembershipNotify(orch.orchestrator.NotifyMembership)
 
-				// Register this agent as a participant in the orchestrator
-				if orch != nil {
 					orch.orchestrator.RegisterParticipant(orchestration.ParticipantInfo{
-						ID:          cfg.Agent.ID,
-						Description: cfg.Agent.Description,
+						ID:           cfg.Agent.ID,
+						MatrixUserID: cfg.Matrix.UserID,
+						Description:  cfg.Agent.Description,
 						Capabilities: cfg.Agent.Tags,
 					})
+
+					// Grab the first available Matrix client for room scanning
+					scannerOnce.Do(func() {
+						scanner = a.RawMatrixClient()
+					})
 				}
 
 				wg.Add(1)
@@ -127,6 +133,14 @@ func main() {
 				}()
 			}
 
+			// ── Startup room scan (after all participants are registered) ──
+			if orch != nil && scanner != nil {
+				orch.orchestrator.SetScanner(scanner)
+				scanCtx, scanCancel := context.WithTimeout(ctx, 30*time.Second)
+				orch.orchestrator.ScanExistingRooms(scanCtx)
+				scanCancel()
+			}
+
 			wg.Wait()
 			logger.Info("all agents stopped")
 			return nil