v1.0.0

Added

• Initial stable release of @codemonster-ru/vue-codeblock
• Vue 3 code block component with copy action, line numbers, theming, and syntax highlighting
• Shared runtime exports for highlightCodeBlock, highlightCodeLine, and escapeCodeHtml
• GitHub Actions CI workflow for install, typecheck, test, and build
• GitHub Actions publish workflow for npm releases triggered by v* tags

Changed

• Finalized public package metadata and exports for npm publishing
• Cleaned published type artifacts so demo declarations are no longer included in the package