Add docs redirects and development tools (#3096)

* Add Reo.dev tracking script to documentation

* Comprehensive docs improvements and development tools

- Add comprehensive .cursorrules with CrewAI and Flow development patterns
- Add redirect rules for old doc links without /en/ prefix
- Replace changelog pages with direct GitHub releases links
- Fix installation page directory tree rendering issue
- Fix broken Visual Studio Build Tools link formatting
- Remove obsolete changelog files to reduce maintenance overhead

These changes improve developer experience and ensure all old documentation links continue working.

docs/en/installation.mdx

@@ -72,7 +72,7 @@ If you haven't installed `uv` yet, follow **step 1** to quickly get it set up on
           </Warning>
 
           <Warning>
-            If you encounter the `chroma-hnswlib==0.7.6` build error (`fatal error C1083: Cannot open include file: 'float.h'`) on Windows, install (Visual Studio Build Tools)[https://visualstudio.microsoft.com/downloads/] with *Desktop development with C++*.
+            If you encounter the `chroma-hnswlib==0.7.6` build error (`fatal error C1083: Cannot open include file: 'float.h'`) on Windows, install [Visual Studio Build Tools](https://visualstudio.microsoft.com/downloads/) with *Desktop development with C++*.
           </Warning>
 
       - To verify that `crewai` is installed, run:
@@ -104,7 +104,6 @@ We recommend using the `YAML` template scaffolding for a structured approach to
       ```
 
     - This creates a new project with the following structure:
-      <Frame>
       ```
       my_project/
       ├── .gitignore
@@ -124,7 +123,6 @@ We recommend using the `YAML` template scaffolding for a structured approach to
                   ├── agents.yaml
                   └── tasks.yaml
       ```
-      </Frame>
   </Step>
 
   <Step title="Customize Your Project">