Move NPC occurrences to their canonical namespace

internal/modules/dnd/codec/npcoccurrences/codec.go

@@ -1,5 +1,5 @@
-// Package npcinteractions encodes durable D&D NPC occurrence artifacts.
-package npcinteractions
+// Package npcoccurrences encodes durable D&D NPC occurrence artifacts.
+package npcoccurrences
 
 import (
 	"embed"

internal/modules/dnd/codec/npcoccurrences/codec_test.go

@@ -1,4 +1,4 @@
-package npcinteractions
+package npcoccurrences
 
 import (
 	"bytes"
@@ -111,7 +111,7 @@ func TestCodecStrictlyRejectsMalformedUnknownAndTrailingJSON(t *testing.T) {
 	for _, test := range []struct{ name, raw, want string }{
 		{"malformed", `{`, "decode dnd npc occurrence list"},
 		{"unknown top-level", `{"occurrences":[],"unexpected":true}`, "unknown field"},
-		{"unknown interaction field", strings.Replace(validJSON, `"kind":"dialogue"`, `"kind":"dialogue","unexpected":true`, 1), "unknown field"},
+		{"unknown occurrence field", strings.Replace(validJSON, `"kind":"dialogue"`, `"kind":"dialogue","unexpected":true`, 1), "unknown field"},
 		{"unknown source reference field", strings.Replace(validJSON, `"end_unit_id":1`, `"end_unit_id":1,"unexpected":true`, 1), "unknown field"},
 		{"trailing", `{"occurrences":[]} {}`, "multiple JSON values"},
 	} {
@@ -147,7 +147,7 @@ func TestCodecRejectsRequiredShapeEnumAndReferenceBoundaries(t *testing.T) {
 	}
 }
 
-func TestCodecAcceptsEveryInteractionKind(t *testing.T) {
+func TestCodecAcceptsEveryOccurrenceKind(t *testing.T) {
 	for _, kind := range []dnd.NPCOccurrenceKind{
 		dnd.NPCOccurrenceKindMentioned,
 		dnd.NPCOccurrenceKindNoncombatPresence,