Website upgrade

[NickSeagull]

Description

Upgrades website dependencies, as well as adds a proposals section

Changes

• Upgraded deps
• Used the blog feature of docusaurus for proposals

Checks

• Project Builds
• Project passes tests and checks
• Updated documentation accordingly

[NickSeagull]

Merging as it is only related to the website

[what-the-diff]

PR Summary

• Enhanced Blog Configuration
  The configuration settings for the blog section have been updated in the docusaurus.config.js file. This change will allow for better organization and presentation of the blog content.

• Dependency Updates
  Various dependencies used in the project and recorded in the package.json file have been updated to their newer versions. This update will help in improving the project's performance and reducing potential security vulnerabilities.

• Addition of BEEP Index
  A new index.mdx file has been added in the proposals directory, providing an index of all Booster Evolution Enhancement Proposals (BEEPs). This will allow for easy navigation through the BEEPs.

• BEEP Purpose and Guidelines
  Another new index.mdx file under website/proposals/0001-purpose-and-guidelines has been introduced. It provides the purpose of BEEPs and their drafting guidelines, offering valuable orientation for potential BEEP authors.

• New Proposal-Related Documentation
  New documentation files (README.md and authors.yml) have been added under website/proposals. These will contain useful info about BEEP process and BEEP authors respectively.

• Style Adjustments
  Changes to the custom.css and fonts.css files have been made for improved visual style. These include removing certain font-family rule, adjusting primary link color, and importing a new font.

• Updated Font Family Configuration
  The tailwind.config.js file has been adjusted to include new font families. This change allows for more stylistic variety in the project's user interface.