v2.29.0

## [2.29.0] - 2024-10-01

Thanks to: @bugsounet, @dkallen78, @jargordon, @khassel, @KristjanESPERANTO, @MarcLandis, @rejas, @ryan-d-williams, @sdetweil, @skpanagiotis.

> ⚠️ This release needs nodejs version `v20` or `v22`, minimum version is `v20.9.0`

### Added

- [compliments] Added support for cron type date/time format entries mm hh DD MM dow (minutes/hours/days/months and day of week) see https://crontab.cronhub.io for construction (#3481)
- [core] Check config at every start of MagicMirror² (#3450)
- [core] Add spelling check (cspell): `npm run test:spelling` and handle spelling issues (#3544)
- [core] removed `config.paths.vendor` (could not work because `vendor` is hardcoded in `index.html`), renamed `config.paths.modules` to `config.foreignModulesDir`, added variable `MM_CUSTOMCSS_FILE` which - if set - overrides `config.customCss`, added variable `MM_MODULES_DIR` which - if set - overrides `config.foreignModulesDir`, added test for `MM_MODULES_DIR` (#3530)
- [core] elements are now removed from `index.html` when loading script or stylesheet files fails
- [core] Added `MODULE_DOM_UPDATED` notification each time the DOM is re-rendered via `updateDom` (#3534)
- [tests] added minimal needed node version to tests (currently v20.9.0) to avoid releases with wrong node version info
- [tests] Added `node-libgpiod` library to electron-rebuild tests (#3563)

### Removed

- [core] removed installer only files (#3492)
- [core] removed raspberry object from systeminformation (#3505)
- [linter] removed `eslint-plugin-import`, because it doesn't support ESLint v9. We will reenter it later when it does.
- [tests] removed `onoff` library from electron-rebuild tests (#3563)

### Updated

- [weather] Updated `apiVersion` default from 2.5 to 3.0 (#3424)
- [core] Updated dependencies including stylistic-eslint
- [core] nail down `node-ical` version to `0.18.0` with exception `allow-ghsas: GHSA-8hc4-vh64-cxmj` in `dep-review.yaml` (which should removed after next `node-ical` update)
- [core] Updated SocketIO catch all to new API
- [core] Allow custom modules positions by scanning index.html for the defined regions, instead of hard coded (PR #3518 fixes issue #3504)
- [core] Detail optimizations in `config_check.js`
- [core] Updated minimal needed node version in `package.json` (currently v20.9.0) (#3559) and except for v21 (no security updates) (#3561)
- [linter] Switch to ESLint v9 and flat config and replace `eslint-plugin-unicorn` by `@eslint/js`
- [core] fix discovering module positions twice after #3450

### Fixed

- Fixed `checks` badge in README.md
- [weather] Fixed issue with the UK Met Office provider following a change in their API paths and header info.
- [core] add check for node_helper loading for multiple instances of same module (#3502)
- [weather] Fixed issue for respecting unit config on broadcasted notifications
- [tests] Fixes calendar test by moving it from e2e to electron with fixed date (#3532)
- [calendar] fixed sliceMultiDayEvents getting wrong count and displaying incorrect entries, Europe/Berlin (#3542)
- [tests] ignore `js/positions.js` when linting (this file is created at runtime)
- [calendar] fixed sliceMultiDayEvents showing previous day without config enabled