Update GitHub actions

[rygine]

Summary

• Updated .gitignore and .prettierignore
• Added .node-version and .nvmrc for node version managers
• Added code of conduct
• Updated CODEOWNERS
• Added project VSCode settings, updated recommended extensions
• Updated GitHub issue templates for consistency across repos
• Updated GitHub action workflows for consistency across repos

[vercel[bot]]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
xmtp-inbox-web	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Mar 1, 2024 7:21pm
xmtp-inbox-web-dev	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Mar 1, 2024 7:21pm