Move item occurrences to canonical namespace

internal/modules/dnd/extract/itemoccurrences/model.go

@@ -0,0 +1,20 @@
+package itemoccurrences
+
+type extractionResponse struct {
+	Occurrences []itemOccurrenceResponse `json:"occurrences"`
+}
+
+type itemOccurrenceResponse struct {
+	ItemID     string                            `json:"item_id"`
+	Name       string                            `json:"name"`
+	Kind       string                            `json:"kind"`
+	Quantity   *int                              `json:"quantity,omitempty"`
+	From       string                            `json:"from,omitempty"`
+	To         string                            `json:"to,omitempty"`
+	SourceRefs []itemOccurrenceSourceRefResponse `json:"source_refs"`
+}
+
+type itemOccurrenceSourceRefResponse struct {
+	StartSegment int `json:"start_segment"`
+	EndSegment   int `json:"end_segment"`
+}