updated docs

[gregsdennis]

Depends on json-everything/json-everything#952

[Copilot]

Pull request overview

This PR updates the documentation for the json-everything library to reflect changes from a major version update (likely v8.x based on the content). The changes include restructuring documentation organization, updating API examples, removing deprecated content, and adding new documentation for the updated custom keywords API.

Key Changes:

• Updated theme version from 5.6.1 to 7.2.4 and improved development tooling (live reload, platform detection)
• Reorganized documentation ordering with zero-padded numbering for better sorting
• Replaced old custom vocabulary documentation with new custom keywords documentation reflecting API changes
• Updated code examples to use JsonElement instead of JsonNode throughout
• Removed deprecated documentation (legacy output formats, old configuration examples)

Reviewed changes

Copilot reviewed 49 out of 50 changed files in this pull request and generated 13 comments.

Show a summary per file

File	Description
run.bat	Added --livereload flag for improved development experience
jekyll-theme-chirpy.gemspec	Updated theme version from 5.6.1 to 7.2.4
Gemfile	Updated platform detection from :mingw to :windows and commented out wdm dependency
_docs/schema/vocabs/*.md	Updated order fields from "01.8.x" to "01.09.x" for consistent sorting
_docs/schema/vocabs/openapi.md	Changed API call from Vocabularies.Register() to MetaSchemas.Register()
_docs/schema/vocabs.md	Updated vocabulary documentation and removed detailed custom keyword implementation (now in separate file)
_docs/schema/serialization.md	Updated examples to show both ValidatingJsonConverter and GenerativeValidatingJsonConverter with clearer configuration
_docs/schema/schemagen/*.md	Updated order fields from "01.5.x" to "01.06.x" for consistent sorting
_docs/schema/examples/*.md	Updated order fields from "01.4.x" to "01.05.x" for consistent sorting
_docs/schema/examples/version-selection.md	Changed from builder-based examples to JSON parsing examples using JsonElement
_docs/schema/examples/managing-options.md	Removed (deprecated content about options configuration)
_docs/schema/examples/legacy-output.md	Removed (deprecated legacy output format documentation)
_docs/schema/examples/external-schemas.md	Updated to reflect new build-time schema registration instead of manual registry management
_docs/schema/examples/custom-vocabs.md	Removed (replaced by new custom-keywords.md)
_docs/schema/examples/custom-keywords.md	New file documenting the updated IKeywordHandler API for creating custom keywords
_docs/schema/custom-keywords.md	New file providing comprehensive guide for defining and using custom keywords with the new API
_docs/schema/datagen/*.md	Updated order fields from "01.7.x" to "01.06.x" (note: this creates overlap with schemagen)
_docs/schema/codegen/*.md	Updated order fields from "01.6.x" to "01.07.x" for consistent sorting
_docs/schema/basics.md	Major updates to reflect new two-phase build/evaluate approach, JsonElement usage, and dialect-based configuration
_docs/schema/close.md	Updated order field from "01.9" to "01.10"
_docs/pointer/basics.md	Removed LINQ expression documentation for pointer creation

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