Create tech stack docs (techstack.yml and techstack.md)

[stack-file]

Adding tech stack documentation to allow anyone to easily see what is being used in this repo without digging through config files. Two files are being added: techstack.yml and techstack.md. techstack.yml contains data on all the technologies being used in this repo. techstack.md is a visualization of the YML file and displays the tech stack data in a pretty Markdown file.

💡 Protip: techstack.md contains a comment at the top of the file that the following README snippet (with and without the logos) at the top of the file as a comment:

<--- Readme.md Snippet without images Start --->

Tech Stack

sGambolati/OutlineSelect is built on the following main stack:

• .NET – Frameworks (Full Stack)
• C# – Languages
• Visual Studio – Integrated Development Environment
• GLSL – Languages
• ASP.NET – Languages
• LangChain – Large Language Model Tools
• pgvector – Database Tools

Full tech stack here

<--- Readme.md Snippet without images End --->

Get the code:

## Tech Stack
sGambolati/OutlineSelect is built on the following main stack:

- [.NET](http://www.microsoft.com/net/) – Frameworks (Full Stack)
- [C#](http://csharp.net) – Languages
- [Visual Studio](http://msdn.microsoft.com/en-us/vstudio/aa718325.aspx) – Integrated Development Environment
- [GLSL](https://www.khronos.org/opengl/wiki/Core_Language_(GLSL)) – Languages
- [ASP.NET](https://www.asp.net/) – Languages
- [LangChain](https://github.com/hwchase17/langchain) – Large Language Model Tools
- [pgvector](https://github.com/pgvector/pgvector/) – Database Tools

Full tech stack [here](/techstack.md)

---

<--- Readme.md Snippet with images Start --->

Tech Stack

sGambolati/OutlineSelect is built on the following main stack:

• .NET – Frameworks (Full Stack)
• C# – Languages
• Visual Studio – Integrated Development Environment
• GLSL – Languages
• ASP.NET – Languages
• LangChain – Large Language Model Tools
• pgvector – Database Tools

Full tech stack here

<--- Readme.md Snippet with images End --->

Get the code:

## Tech Stack
sGambolati/OutlineSelect is built on the following main stack:

- <img width='25' height='25' src='https://img.stackshare.io/service/1014/IoPy1dce_400x400.png' alt='.NET'/> [.NET](http://www.microsoft.com/net/) – Frameworks (Full Stack)
- <img width='25' height='25' src='https://img.stackshare.io/service/1015/1200px-C_Sharp_wordmark.svg.png' alt='C#'/> [C#](http://csharp.net) – Languages
- <img width='25' height='25' src='https://img.stackshare.io/service/1451/SR2hUhQN.png' alt='Visual Studio'/> [Visual Studio](http://msdn.microsoft.com/en-us/vstudio/aa718325.aspx) – Integrated Development Environment
- <img width='25' height='25' src='https://img.stackshare.io/service/6548/default_a66025fbe8f221c489bdaac3a99d84e5f138cbbd.png' alt='GLSL'/> [GLSL](https://www.khronos.org/opengl/wiki/Core_Language_(GLSL)) – Languages
- <img width='25' height='25' src='https://img.stackshare.io/service/6755/2c45151a4a11d3a3c8e71bb34dd069d6_400x400.png' alt='ASP.NET'/> [ASP.NET](https://www.asp.net/) – Languages
- <img width='25' height='25' src='https://img.stackshare.io/service/48790/default_5b6c6b73f1ff3775c85d2a1ba954cb87e30cbf13.jpg' alt='LangChain'/> [LangChain](https://github.com/hwchase17/langchain) – Large Language Model Tools
- <img width='25' height='25' src='https://img.stackshare.io/service/109221/default_b888cdf5617d936aa6aacf130911906955508639.png' alt='pgvector'/> [pgvector](https://github.com/pgvector/pgvector/) – Database Tools

Full tech stack [here](/techstack.md)