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

mrLSD/semantic-analyzer-rs is built on the following main stack:

• Rust – Languages
• Serde – Serialization Frameworks
• GitHub Actions – Continuous Integration

Full tech stack here

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

Get the code:

## Tech Stack
mrLSD/semantic-analyzer-rs is built on the following main stack:

- [Rust](http://www.rust-lang.org/) – Languages
- [Serde](https://serde.rs) – Serialization Frameworks
- [GitHub Actions](https://github.com/features/actions) – Continuous Integration

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

---

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

Tech Stack

mrLSD/semantic-analyzer-rs is built on the following main stack:

• Rust – Languages
• Serde – Serialization Frameworks
• GitHub Actions – Continuous Integration

Full tech stack here

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

Get the code:

## Tech Stack
mrLSD/semantic-analyzer-rs is built on the following main stack:

- <img width='25' height='25' src='https://img.stackshare.io/service/1070/v7txhrjp9pdqrkdtxxp0.png' alt='Rust'/> [Rust](http://www.rust-lang.org/) – Languages
- <img width='25' height='25' src='https://img.stackshare.io/service/11028/no-img-open-source.png' alt='Serde'/> [Serde](https://serde.rs) – Serialization Frameworks
- <img width='25' height='25' src='https://img.stackshare.io/service/11563/actions.png' alt='GitHub Actions'/> [GitHub Actions](https://github.com/features/actions) – Continuous Integration

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (fb7afaa) 100.00% compared to head (aef01a1) 100.00%.

Additional details and impacted files

@@            Coverage Diff            @@
##            master       #28   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            9         9           
  Lines         1956      1956           
=========================================
  Hits          1956      1956           

☔ View full report in Codecov by Sentry.
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