[feature] Read + Write tombstones for deleted Actors (#1005)

* [feature] Read + Write tombstones for deleted Actors

* copyTombstone

* update to use resultcache instead of old ttl cache

Signed-off-by: kim <grufwub@gmail.com>

* update go-cache library to fix result cache capacity / ordering bugs

Signed-off-by: kim <grufwub@gmail.com>

* bump go-cache/v3 to v3.1.6 to fix bugs

Signed-off-by: kim <grufwub@gmail.com>

* switch on status code

* better explain ErrGone reasoning

Signed-off-by: kim <grufwub@gmail.com>
Co-authored-by: kim <grufwub@gmail.com>

vendor/codeberg.org/gruf/go-cache/v3/ttl/schedule.go

@@ -0,0 +1,20 @@
+package ttl
+
+import (
+	"time"
+
+	"codeberg.org/gruf/go-sched"
+)
+
+// scheduler is the global cache runtime scheduler
+// for handling regular cache evictions.
+var scheduler sched.Scheduler
+
+// schedule will given sweep  routine to the global scheduler, and start global scheduler.
+func schedule(sweep func(time.Time), freq time.Duration) func() {
+	if !scheduler.Running() {
+		// ensure running
+		_ = scheduler.Start()
+	}
+	return scheduler.Schedule(sched.NewJob(sweep).Every(freq))
+}