Migrate ai-sdk to v5

Full Changelog: v0.1.0-rc.10...v1.0.0

• Add Perplexity model output citations supports.

Full Changelog: v0.1.0-rc.9...v0.1.0-rc.10

• Add KaTeX supports, math expression is able to display normally.
• Optimize chat message display

Full Changelog: v0.1.0-rc.8...v0.1.0-rc.9

Fixed some issues that affected the normal use of the app (everything is normal in the dev environment, but the release version does not work properly)

Full Changelog: v0.1.0-rc.7...v0.1.0-rc.8

• Support Customizing Theme: Visit https://tweakcn.com to customize your theme for free
• Few experience optimization

Full Changelog: v0.1.0-rc.6...v0.1.0-rc.7

• Support code highlight
• Add latest i18n translations
• Other experience fixes

Full Changelog: v0.1.0-rc.5...v0.1.0-rc.6

Fix issue #1 (comment) & #2

NOTE: There's a known issue that the app will become blank if you try to change navigation mode when app is running. Temp solution: Completely exit app and reopen it.

Full Changelog: v0.1.0-rc.4...v0.1.0-rc.5

• Adjust theme configure page, better interaction experience
• Font weight is adjustable now
• Give the gap between setting button and models select button at chat feature

Full Changelog: v0.1.0-rc.3...v0.1.0-rc.4

• Fix style issue for chat textarea
  Full Changelog: v0.1.0-rc.2...v0.1.0-rc.3

• Keeping status bar color same with app
• Initial support for theme configure: including font size changes, font weight adjustment (unuseful now). (Custom themes will be supported in the future)

Full Changelog: v0.1.0-rc.1...v0.1.0-rc.2