v0.4.6

What's Changed

• fix(models,engine): answer failed tool calls + diagnose provider 4xx (#524) by @leo-aa88 in #526
• feat(engine,cli): --trace-detail surfaces reasoning, args, and output (#525) by @leo-aa88 in #527
• feat(tools/native): add git.commit to close the issue→PR loop (#528) by @leo-aa88 in #529
• fix(cli,project): export --output writes a loadable .agent project (#507) by @leo-aa88 in #530

Full Changelog: v0.4.5...v0.4.6