Summary

This pull request adds LanguageTool API to the Text Analysis section of the README, addressing issue#5001.

What was changed

• Added LanguageTool entry to the Text Analysis table in README.md
• Positioned alphabetically between "Hirak Translation" and "Lecto Translation"
• Entry includes: API name with link tohttps://languagetool.org/, description, authentication requirements, HTTPS support, and CORS information

Details about LanguageTool API

Description: Grammar and spell checking API supporting multiple languages
Website:https://languagetool.org/
Authentication: No authentication required
HTTPS: Yes - Fully supported
CORS: Yes - CORS enabled

Why this addition is valuable

• LanguageTool is a free, open-source grammar and spell checking service
• Supports 20+ languages including English, Spanish, French, German, and more
• Provides comprehensive grammar, style, and spell checking capabilities
• No API key required for basic usage, making it accessible for developers
• Actively maintained project with regular updates

Checklist

• Entry is formatted according to contributing guidelines in CONTRIBUTING.md
• API is added in alphabetical order within the Text Analysis category
• Entry includes all required fields: API name, description, Auth, HTTPS, CORS
• Links are functional and point to the correct resources
• Description is clear and under 100 characters

Fixes#5001