docs: Add yellow-paper directory

[critesjosh]

This is the skeleton for the yellow paper, using docusaurus.

Checklist:

Remove the checklist to signal you've completed it. Enable auto-merge if the PR is ready to merge.

• If the pull request requires a cryptography review (e.g. cryptographic algorithm implementations) I have added the 'crypto' tag.
• I have reviewed my diff in github, line by line and removed unexpected formatting changes, testing logs, or commented-out code.
• Every change is related to the PR description.
• I have linked this pull request to relevant issues (if any exist).

[iAmMichaelConnor]

Tyvm Josh! This looks good to be merged, and will give me a nice framework to start planning the layout of the yellow paper.

[socket-security]

New dependencies detected. Learn more about Socket for GitHub ↗︎

Packages	Version	New capabilities	Transitives	Size	Publisher
@docusaurus/core	2.4.3	None	+117	83.7 MB	slorber
@tsconfig/docusaurus	1.0.7	None	+0	2.82 kB	typescript-deploys
@docusaurus/module-type-aliases	2.4.3	None	+9	4.88 MB	slorber
@docusaurus/preset-classic	2.4.3	None	+148	90.1 MB	slorber
typescript	4.9.5	None	+0	66.8 MB	typescript-bot