@kanunilabs/licensing @kanunilabs/licensing Interfaces LicensePayload LicenseVerification SetLicenseOptions VerifyOptions Type Aliases LicenseScope LicenseStatus LicenseTier Variables LicenseManager Functions getLicenseState getLicenseStateAsync isLicensed LicenseWatermark payloadHasFeature revalidateLicense setLicenseKey subscribeLicense useLicenseGuard verifyLicenseKey