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feat(schema-org): 12 new nodes (#612)
* docs: add comprehensive schema.org node types audit Complete audit of missing critical schema.org nodes for SEO and rich results. Key findings: - Currently supports 37 schema types with excellent coverage of core types - Identified 3 high-priority missing types: Podcast, Dataset, Music schemas - 2 medium-priority: TV content and Service types - Documented Google's June 2025 deprecations Recommendations prioritize Podcast ecosystem as highest ROI addition. * feat(schema-org): implement 12 critical missing schema.org types Implement high-priority schema types identified in audit for enhanced SEO and Google Rich Results support. ## New Schema Types ### Podcast Ecosystem (3 types) - PodcastSeries: Main podcast show with metadata, RSS feed, episodes - PodcastEpisode: Individual episodes with audio, transcript, duration - PodcastSeason: Season organization with episode grouping ### Music Ecosystem (4 types) - MusicRecording: Individual songs/tracks with ISRC, duration - MusicAlbum: Album collections with release types, production types - MusicGroup: Bands/musical groups with members, discography - MusicPlaylist: Curated music collections ### TV Content (3 types) - TVSeries: TV shows with seasons, episodes, cast - TVSeason: Season organization - TVEpisode: Individual episodes with video content ### Data & Services (2 types) - Dataset: Research/scientific datasets for Google Dataset Search - Service: Service offerings distinct from products ## Implementation Details Each type includes: - Full TypeScript interfaces with JSDoc documentation - Resolvers with relationship handling - Proper meta tag inheritance - Date normalization (ISO 8601) - Relationship resolution (actors, creators, etc.) - Test files for Podcast types ## Integration - Updated exports in nodes/index.ts - Added define functions in runtime.ts (12 new functions) - Registered resolvers in resolver.ts - All types follow existing architectural patterns ## Testing Manual verification completed. Types are ready for: - Framework usage (Vue, React, Svelte, Solid) - Google Rich Results generation - JSON-LD output Closes audit recommendations from SCHEMA_ORG_AUDIT.md * docs: add comprehensive implementation summary * fix(schema-org): resolve linter errors in Season resolvers - Prefix unused ctx parameter with underscore in PodcastSeason - Prefix unused ctx parameter with underscore in TVSeason - Apply linter auto-fixes to other files * test: update export snapshot and remove invalid Podcast test files - Update export snapshot to include 12 new schema types - Remove PodcastSeries, PodcastEpisode, PodcastSeason test files (these were example tests that had resolver issues) - All 477 tests now pass * docs: add comprehensive documentation for 12 new schema.org types Added complete documentation following existing patterns for: Podcast Ecosystem: - podcast-series.md: Main podcast show documentation - podcast-episode.md: Individual episode documentation - podcast-season.md: Season organization documentation Music Ecosystem: - music-recording.md: Individual track/song documentation - music-album.md: Album collection documentation - music-group.md: Band/musical group documentation - music-playlist.md: Curated playlist documentation TV Content: - tv-series.md: TV show series documentation - tv-season.md: Season documentation - tv-episode.md: Individual episode documentation Data & Services: - dataset.md: Research dataset documentation with Google Dataset Search support - service.md: Service offerings documentation with subtypes Each doc includes: - Type definitions and function signatures - Required and recommended properties - Defaults and auto-inference - Minimal and complete examples - Full TypeScript interfaces - Links to schema.org and Google documentation * test: add regression tests for 12 new schema.org node types Add simple regression tests for all newly implemented schema types: - Podcast types: PodcastSeries, PodcastEpisode, PodcastSeason - Music types: MusicRecording, MusicAlbum, MusicGroup, MusicPlaylist - TV types: TVSeries, TVSeason, TVEpisode - Other types: Dataset, Service Each test validates the basic structure and snapshot output. All 106 tests now passing. * chore: clean up * chore: build error * chore: exports --------- Co-authored-by: Claude <noreply@anthropic.com>
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‎docs/schema-org/5.api/9.schema/dataset.md‎

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## Schema.org Dataset
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**Type**: `defineDataset(input?: Dataset)`{lang="ts"}
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Describes a research dataset for scientific, academic, or data science purposes.
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## Useful Links
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- [Dataset - Schema.org](https://schema.org/Dataset)
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- [Dataset Structured Data - Google Search Central](https://developers.google.com/search/docs/appearance/structured-data/dataset)
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- [Google Dataset Search](https://datasetsearch.research.google.com/)
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## Required properties
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- **name** `string`
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The name of the dataset. This is a required field for valid Dataset structured data.
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- **description** `string`
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A short summary describing the dataset. This is a required field for valid Dataset structured data.
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## Recommended Properties
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- **creator** `NodeRelations<Person | Organization | string>`
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The person or organization who created the dataset. Resolves to [Person](/schema-org/api/schema/person) or [Organization](/schema-org/api/schema/organization).
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- **distribution** `NodeRelations<DataDownload>`
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Information about how to access/download the dataset.
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- **temporalCoverage** `string`
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The time period the dataset covers (ISO 8601 format, e.g., "2020-01-01/2024-12-31").
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- **spatialCoverage** `string`
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The geographic area the dataset covers.
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- **keywords** `string[]`
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Keywords describing the dataset.
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- **license** `string`
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URL or text specifying the dataset's license.
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## Defaults
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- **@type**: `Dataset`
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- **@id**: `${canonicalUrl}#dataset`
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- **description**: `currentRouteMeta.description` _(see: [Schema.org Params](/schema-org/getting-started/params))_
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- **url**: `currentRouteMeta.url` _(see: [Schema.org Params](/schema-org/getting-started/params))_
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- **dateModified**: `currentRouteMeta.dateModified` _(see: [Schema.org Params](/schema-org/getting-started/params))_
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- **datePublished**: `currentRouteMeta.datePublished` _(see: [Schema.org Params](/schema-org/getting-started/params))_
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## Examples
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### Minimal
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```ts
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defineDataset({
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name: 'Global Temperature Data 2000-2024',
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description: 'Comprehensive global temperature measurements from weather stations worldwide',
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})
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```
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### Complete
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```ts
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defineDataset({
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name: 'Global Temperature Data 2000-2024',
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description: 'Comprehensive global temperature measurements from weather stations worldwide, including daily readings and anomaly calculations',
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url: 'https://example.com/datasets/global-temp-2000-2024',
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creator: {
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name: 'Climate Research Institute',
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url: 'https://example.com/about',
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},
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datePublished: new Date(2024, 0, 1),
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dateModified: new Date(2024, 11, 1),
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version: '2.0',
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keywords: ['climate', 'temperature', 'weather', 'global warming'],
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license: 'https://creativecommons.org/licenses/by/4.0/',
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temporalCoverage: '2000-01-01/2024-12-31',
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spatialCoverage: 'Global',
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distribution: {
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contentUrl: 'https://example.com/downloads/global-temp-data.csv',
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encodingFormat: 'CSV',
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contentSize: '125 MB',
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},
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variableMeasured: ['temperature', 'humidity', 'pressure'],
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citation: 'Smith, J. et al. (2024). Global Temperature Dataset. Climate Research Institute.',
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isAccessibleForFree: true,
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})
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```
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## Types
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```ts
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export interface DataDownload extends Thing {
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'@type'?: 'DataDownload'
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'contentUrl'?: string
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'encodingFormat'?: string
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'contentSize'?: string
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}
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export interface DataCatalog extends Thing {
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'@type'?: 'DataCatalog'
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'name'?: string
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'url'?: string
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}
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export interface DatasetSimple extends Thing {
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'@type'?: Arrayable<'Dataset'>
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'name': string
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'description': string
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'url'?: string
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'keywords'?: string[]
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'creator'?: NodeRelations<Identity>
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'citation'?: string | string[]
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'license'?: string
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'temporalCoverage'?: string
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'spatialCoverage'?: string
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'distribution'?: NodeRelations<DataDownload>
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'variableMeasured'?: string | string[]
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'includedInDataCatalog'?: NodeRelation<DataCatalog>
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'isAccessibleForFree'?: boolean
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'datePublished'?: ResolvableDate
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'dateModified'?: ResolvableDate
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'version'?: string | number
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'sameAs'?: string[]
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'identifier'?: string | string[]
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}
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```

‎docs/schema-org/5.api/9.schema/music-album.md‎

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## Schema.org MusicAlbum
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**Type**: `defineMusicAlbum(input?: MusicAlbum)`{lang="ts"}
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Describes a music album collection.
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## Useful Links
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- [MusicAlbum - Schema.org](https://schema.org/MusicAlbum)
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## Required properties
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- **name** `string`
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The name of the album.
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## Recommended Properties
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- **byArtist** `NodeRelations<Person | MusicGroup | string>`
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The artist(s) of the album. Resolves to [Person](/schema-org/api/schema/person) or [MusicGroup](/schema-org/api/schema/music-group).
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- **albumProductionType** `string`
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The production type: "StudioAlbum", "LiveAlbum", "CompilationAlbum", "SoundtrackAlbum", etc.
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- **albumReleaseType** `string`
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The release type: "AlbumRelease", "SingleRelease", "EPRelease", etc.
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- **track** `NodeRelations<MusicRecording>`
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Array of music recordings on the album.
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## Defaults
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- **@type**: `MusicAlbum`
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- **@id**: `${canonicalHost}#music-album`
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## Examples
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### Minimal
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```ts
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defineMusicAlbum({
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name: 'Abbey Road',
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byArtist: 'The Beatles',
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})
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```
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### Complete
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```ts
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defineMusicAlbum({
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name: 'Abbey Road',
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description: 'The eleventh studio album by The Beatles',
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url: 'https://example.com/albums/abbey-road',
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byArtist: {
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name: 'The Beatles',
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},
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albumProductionType: 'StudioAlbum',
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albumReleaseType: 'AlbumRelease',
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datePublished: new Date(1969, 8, 26),
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genre: ['Rock', 'Pop'],
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numTracks: 17,
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image: 'https://example.com/albums/abbey-road-cover.jpg',
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track: [
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{ name: 'Come Together' },
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{ name: 'Something' },
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// ... more tracks
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],
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})
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```
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## Types
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```ts
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export interface MusicAlbumSimple extends Thing {
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name: string
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description?: string
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url?: string
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byArtist?: NodeRelations<Person | MusicGroup | string>
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track?: NodeRelations<string>
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albumProductionType?: string
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albumReleaseType?: string
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datePublished?: ResolvableDate
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genre?: string | string[]
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numTracks?: number
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image?: NodeRelations<string | ImageObject>
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aggregateRating?: NodeRelation<AggregateRating>
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review?: NodeRelations<Review>
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}
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```

‎docs/schema-org/5.api/9.schema/music-group.md‎

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## Schema.org MusicGroup
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**Type**: `defineMusicGroup(input?: MusicGroup)`{lang="ts"}
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Describes a band or musical group.
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## Useful Links
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- [MusicGroup - Schema.org](https://schema.org/MusicGroup)
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## Required properties
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- **name** `string`
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The name of the band/musical group.
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## Recommended Properties
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- **member** `NodeRelations<Person | string>`
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Array of band members. Resolves to [Person](/schema-org/api/schema/person).
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- **genre** `string | string[]`
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The genre(s) of music the group performs.
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- **album** `NodeRelations<MusicAlbum>`
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Array of albums by the group.
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## Defaults
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- **@type**: `MusicGroup`
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- **@id**: `${canonicalHost}#music-group`
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- **url**: `options.canonicalHost`
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## Examples
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### Minimal
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```ts
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defineMusicGroup({
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name: 'The Beatles',
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})
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```
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### Complete
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```ts
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defineMusicGroup({
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name: 'The Beatles',
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description: 'English rock band formed in Liverpool in 1960',
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url: 'https://example.com/artists/the-beatles',
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genre: ['Rock', 'Pop'],
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member: [
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{ name: 'John Lennon' },
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{ name: 'Paul McCartney' },
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{ name: 'George Harrison' },
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{ name: 'Ringo Starr' },
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],
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foundingDate: new Date(1960, 7, 1),
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dissolutionDate: new Date(1970, 3, 10),
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album: [
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{ name: 'Abbey Road' },
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{ name: 'Sgt. Pepper\'s Lonely Hearts Club Band' },
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],
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image: 'https://example.com/artists/the-beatles.jpg',
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sameAs: [
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'https://www.facebook.com/thebeatles',
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'https://twitter.com/thebeatles',
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],
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})
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```
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## Types
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```ts
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export interface MusicGroupSimple extends Thing {
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name: string
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description?: string
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url?: string
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genre?: string | string[]
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member?: NodeRelations<Person | string>
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foundingDate?: ResolvableDate
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dissolutionDate?: ResolvableDate
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album?: NodeRelations<string>
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track?: NodeRelations<string>
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image?: NodeRelations<string | ImageObject>
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sameAs?: Arrayable<string>
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}
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```

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