Rebuild SCUM plugin data ownership

platform/domain/plugin_data.go

@@ -0,0 +1,29 @@
+package domain
+
+import "time"
+
+// PluginDataRecord is an opaque plugin-owned platform record. Platform scopes
+// it but does not interpret the collection name or payload fields.
+type PluginDataRecord struct {
+	ID               string
+	PluginID         string
+	ServerInstanceID string
+	Collection       string
+	Key              string
+	Value            map[string]any
+	CreatedAt        time.Time
+	UpdatedAt        time.Time
+}
+
+type PluginDataFilter struct {
+	PluginID         string
+	ServerInstanceID string
+	Collection       string
+	Key              string
+	Limit            int
+}
+
+func CopyPluginDataRecord(value PluginDataRecord) PluginDataRecord {
+	value.Value = CopyGameClientBridgePayload(value.Value)
+	return value
+}