Configuration

Connection Options

Option	Description
`libraryConfigFile`	Path to an OPAC JSON config file.
`libraryConfig`	Inline OPAC config object, including host and account path data.
`username`	Single-account username.
`password`	Single-account password.
`account.username`	Nested alternative to `username`.
`account.password`	Nested alternative to `password`.
`accounts`	Array of account objects for multi-account setups.

Option	Description
`updateInterval`	Refresh interval in milliseconds.
`requestTimeout`	Backend request timeout in milliseconds.
`maxItems`	Maximum number of loans shown per account.
`urgencyThresholdDays`	Highlight items due soon.

Option	Description
`showAuthor`	Show author information.
`showFormat`	Show media group or format.
`showBranch`	Show library branch.
`showFees`	Show pending fees.
`showValidUntil`	Show card validity.
`showNotices`	Show account notices from the OPAC page.
`hideEmptyAccounts`	Hide accounts without loans and without errors.
`debug`	Enable lightweight backend debug logs.
`dateLocale`	Locale used for due-date formatting.