ArchiveWeb.page App + Extension v0.12.0

Update to manifest V3 for extension + dependency updates and bug fixes.

What's Changed

• Convert to extension to manifest V3 by @ikreymer in #136
• Browsertrix API Integration Fixes by @ikreymer in #218
• more browsertrix integration ui fixes by @ikreymer in #219
• Ruffle auto-download by @ikreymer in #220
• CI: fix update ruffle by @ikreymer in #222
• one more dependency update for 0.12.0 by @ikreymer in #223

Full Changelog: v0.11.4...v0.12.0