blog: Add How to Add Line Breaks in LinkedIn Posts

[JrPribs]

Adds new blog post: How to Add Line Breaks in LinkedIn Posts

• Topic: Solving the common frustration of LinkedIn removing line breaks and how to preserve formatting
• Target keyword: linkedin line breaks
• Includes cover image and infographic generated with Gemini API
• Updated content plan to mark article as completed
• Build verified successfully with article appearing in sitemap

[claude]

Claude encountered an error —— View job

---

Pull Request Review

I'll review this PR focusing on code quality, best practices, potential issues, performance, security, and test coverage.

Todo List:

• Read repository guidelines (CLAUDE.md)
• Review new blog post content and structure
• Examine content plan updates
• Check image assets and usage
• Review generated static files
• Analyze overall code quality and patterns
• Provide comprehensive feedback

---

[github-actions]

Visit the preview URL for this PR (updated for commit 007177c):

https://markdowntolinkedin--pr51-blog-linkedin-line-b-ob22c6za.web.app

_{(expires Sat, 14 Feb 2026 10:14:23 GMT)}

_{🔥 via Firebase Hosting GitHub Action 🌎}

_{Sign: a78d379a71a186cce774fdd76c8e2ff0cc21af8b}