RJSONIO 2.0.3

Documentation

• Added six package vignettes covering package overview, parsing, serialization, type mapping, customization, and connection/streaming workflows.
• Added pkgdown Articles navigation for the vignette suite.
• Updated package metadata for CRAN-compatible vignette building with knitr and rmarkdown.

Validation

• testthat::test_dir(tests/testthat, package = RJSONIO): 107 passing assertions.
• tools::buildVignettes(dir = .): completed successfully.
• pkgdown::build_site(): completed successfully from a temporary copy outside the Dropbox working tree.
• R CMD check --as-cran RJSONIO_2.0.3.tar.gz: no ERROR or WARNING; one Windows time-verification NOTE.
• Installed-package smoke check: exercised exported functions and constants from the built source tarball.