0.8.0-canary.1

What's Changed

• feat(plugin-infra): add package.json schema by @himself65 in #3456
• refactor(plugin-infra): split functions by @himself65 in #3451
• refactor: image preview plugin by @himself65 in #3457
• feat: improve copilot plugin by @himself65 in #3459

Full Changelog: v0.8.0-canary.0...v0.8.0-canary.1