Add content for JSer.info #766 - TypeScript 6.0 RC and more

[azu]

Summary

This PR adds the full content for JSer.info #766 blog post, which was previously a draft with an empty title and body.

Changes Made

• Updated post title with descriptive content covering the three main topics: TypeScript 6.0 RC, Solid v2.0.0 Beta, and Node.js release schedule changes
• Added TypeScript 6.0 RC section documenting the major version changes including:
  • Default configuration changes (strict: true, module: esnext, target: es2025)
  • Deprecation of older targets and module systems
  • Context about TypeScript 7 migration planning
• Added Solid v2.0.0 Beta section highlighting:
  • First-class async support with Promises and async iterables
  • New components and utilities (<Loading>, isPending, action(), createOptimistic)
  • Breaking changes (<Index> replacement, effect phase separation, directive removal)
• Added Node.js release schedule section covering:
  • Shift from bi-annual to annual major releases starting October 2026
  • New release cycle phases (Alpha, Current, LTS)
  • Unified LTS model for all releases
• Added inline support include at the end of the content

Notes

This is a content update for a Japanese-language blog post documenting recent JavaScript ecosystem releases and announcements.

https://claude.ai/code/session_01RaAV7CvVKKjea1H9LMqiMR