rename app data API

Align docs, examples, and tests with AppData and NoData

Update handler, scene, runner, and plugin generics to the new naming

Ignore .codex and record the cleanup in the changelog

runners_test.go

@@ -11,10 +11,10 @@ import (
 
 func TestExecRunnersRunsOnetimeSyncRunner(t *testing.T) {
 	var calls atomic.Int32
-	bot := &Bot[NoDB]{
+	bot := &Bot[NoData]{
 		logger: slog.CreateLogger(),
-		runners: []Runner[NoDB]{
-			NewRunner("sync-once", func(*Bot[NoDB]) error {
+		runners: []Runner[NoData]{
+			NewRunner("sync-once", func(*Bot[NoData]) error {
 				calls.Add(1)
 				return nil
 			}).Onetime(true).Async(false),
@@ -33,10 +33,10 @@ func TestExecRunnersStopsBackgroundRunnerOnCancel(t *testing.T) {
 	triggered := make(chan struct{}, 1)
 	ctx, cancel := context.WithCancel(context.Background())
 
-	bot := &Bot[NoDB]{
+	bot := &Bot[NoData]{
 		logger: slog.CreateLogger(),
-		runners: []Runner[NoDB]{
-			NewRunner("background", func(*Bot[NoDB]) error {
+		runners: []Runner[NoData]{
+			NewRunner("background", func(*Bot[NoData]) error {
 				if calls.Add(1) == 1 {
 					triggered <- struct{}{}
 				}