[inbox] Improvements to content presentation

Context: we are using a remark-based pipeline for converting markdown => html (all inside of a nextjs react app).

We are also tending to use obsidian to edit the content in the wiki (though you can use any markdown editor you like!).

Writing / Markdown

• #99
• Display videos nicely #88
• Support proper obsidian wiki link syntaxes - #96
• Citation rendering #91 ie. [@bernanke_essays_2004] work see eg. https://web3.lifeitself.us/concepts/gold-standard
• Support additional obsidian markdown e.g.
  • GFM: table and task list, footnotes (?)

    | Markdown **table** |
    **- [x] Task list**
    

  • #Tags
  • $$LaTeX math$$

Big

• #127
• #128
• #82
• #129

Minor nice to have

• Force email not empty on front page form
• #130
• 🔼 Navbar
  • ⏫ YouTube life itself channel link with icon
    • also in footer
  • Github repo link with icon
  • Life Itself icon (linking to lifeitself.us/labs)
• Footer
  • YouTube icon and link - https://www.youtube.com/channel/UCmBq3VO9w_MLTKD_CHsYN-Q
  • Podcast icon and link to https://anchor.fm/life-itself
• #124

WONTFIX

• 🔽 link to good first issue stuff from contribute section WONTFIX. People who know what they are doing will work this out (?)