chore: add swqos client

pkg/swqos/clients/common.go

@@ -0,0 +1,13 @@
+package clients
+
+import (
+	"time"
+
+	"google.golang.org/grpc/keepalive"
+)
+
+var kacp = keepalive.ClientParameters{
+	Time:                10 * time.Second, // send pings every 10 seconds if there is no activity
+	Timeout:             time.Second,      // wait 1 second for ping ack before considering the connection dead
+	PermitWithoutStream: true,             // send pings even without active streams
+}