feat(cleanup): sweep completed data at Shanghai midnight

cmd/sip-go-agent/agent_cleanup.go

@@ -0,0 +1,26 @@
+package main
+
+import (
+	"context"
+	"log/slog"
+
+	"git.ipao.vip/rogee/go-sip/internal/agent"
+	"git.ipao.vip/rogee/go-sip/internal/daily"
+)
+
+// This owns only local delivered-file cleanup, never RPC/cloud recovery.
+func startAgentMidnightCleanup(parent context.Context, root string) func() {
+	ctx, cancel := context.WithCancel(parent)
+	done := make(chan struct{})
+	go func() {
+		defer close(done)
+		if err := daily.Run(ctx, func(ctx context.Context) error {
+			count, err := (&agent.RecordingRecovery{Root: root}).CleanupDelivered(ctx)
+			slog.InfoContext(ctx, "Agent midnight cleanup finished", "completed_recordings", count, "error", err)
+			return err
+		}); err != nil {
+			slog.Error("Agent midnight cleanup timer failed", "error", err)
+		}
+	}()
+	return func() { cancel(); <-done }
+}

cmd/sip-go-agent/agent_command.go

@@ -113,6 +113,10 @@ func newAgentCommand() *cobra.Command {
 			defer listener.Close()
 			server := grpc.NewServer(grpc.Creds(credentials.NewTLS(serverTLS)), grpc.ChainUnaryInterceptor(logging.UnaryServerInterceptor("agent", "dispatcher")))
 			agentpb.RegisterAgentControlServiceServer(server, handler)
+			if settings.RecoveryRoot != "" {
+				stopCleanup := startAgentMidnightCleanup(cmd.Context(), settings.RecoveryRoot)
+				defer stopCleanup()
+			}
 			if mode == "nonprod-real" {
 				startRealAgentRecovery(cmd.Context(), settings, recoveryClient, handler)
 			}