feat(Deconreconstruction): add presence

[SerketCity]

Description

Added presence support for the Deconreconstruction website.

Acknowledgements

• [X] I read the Presence Guidelines
• [X] I linted the code by running yarn format
• [X] The PR title follows the repo's commit conventions

Screenshots

Proof showing the creation/modification is working as expected

[DarkVillager]

Also optional you could add the wiki?

[SerketCity]

@DarkVillager Also optional you could add the wiki?

i intend to do so after this first version is released. theres a couple other subdomains of the site that have wildly different structuring and functionality so i wanted to break it up and add them one at a time