feat: Refactor service management scripts to use a unified dev script

- Added package.json to manage development scripts.
- Updated restart-services.ps1 to call the new dev script for starting services.
- Refactored start-admin.ps1, start-backend.ps1, start-frontend.ps1, and start-mcp.ps1 to utilize the dev script for starting respective services.
- Enhanced stop-services.ps1 to improve process termination logic by matching command patterns.

backend/content/posts/building-blog-with-astro.md

@@ -1,37 +0,0 @@
----
-title: Building a Blog with Astro
-slug: building-blog-with-astro
-description: Learn why Astro is the perfect choice for building fast, content-focused blogs.
-category: tech
-post_type: article
-pinned: false
-published: true
-tags:
-  - astro
-  - web-dev
-  - static-site
----
-
-# Building a Blog with Astro
-
-Astro is a modern static site generator that delivers lightning-fast performance.
-
-## Why Astro?
-
-- Zero JavaScript by default
-- Island Architecture
-- Framework Agnostic
-- Great DX
-
-## Getting Started
-
-```bash
-npm create astro@latest
-cd my-astro-project
-npm install
-npm run dev
-```
-
-## Conclusion
-
-Astro is perfect for content-focused websites like blogs.