src/product/BillingRegistry.php:41:16: UndefinedDocblockClass: Docblock-defined class, interface or enum named hiqdev\billing\registry\invoice\RepresentationInterface does not exist (see https://psalm.dev/200)

src/product/BillingRegistry.php:59:9: UndefinedClass: Class, interface or enum named hiqdev\billing\registry\quantity\FractionQuantityData does not exist (see https://psalm.dev/019)

src/product/PriceTypeDefinition.php:22:13: UndefinedClass: Class, interface or enum named hiqdev\billing\registry\quantity\formatter\QuantityFormatterDefinition does not exist (see https://psalm.dev/019)

src/product/PriceTypeDefinition.php:24:13: UndefinedClass: Class, interface or enum named hiqdev\billing\registry\invoice\InvoiceRepresentationCollection does not exist (see https://psalm.dev/019)

src/product/PriceTypeDefinition.php:26:13: UndefinedClass: Class, interface or enum named hiqdev\billing\registry\behavior\BehaviorCollection does not exist (see https://psalm.dev/019)

src/product/PriceTypeDefinition.php:31:9: UndefinedClass: Class, interface or enum named hiqdev\billing\registry\quantity\formatter\QuantityFormatterFactory does not exist (see https://psalm.dev/019)

src/product/PriceTypeDefinition.php:33:40: UndefinedClass: Class, interface or enum named hiqdev\billing\registry\invoice\InvoiceRepresentationCollection does not exist (see https://psalm.dev/019)

src/product/PriceTypeDefinition.php:34:41: UndefinedClass: Class, interface or enum named hiqdev\billing\registry\behavior\BehaviorCollection does not exist (see https://psalm.dev/019)

src/product/PriceTypeDefinition.php:60:15: UndefinedDocblockClass: Docblock-defined class, interface or enum named hiqdev\billing\registry\unit\FractionUnit does not exist (see https://psalm.dev/200)

src/product/PriceTypeDefinition.php:72:9: UndefinedClass: Class, interface or enum named hiqdev\billing\registry\quantity\FractionQuantityData does not exist (see https://psalm.dev/019)