FusedRender v0.7.3

What's Changed

• New canvas keeps its starter UDF instead of it flashing and vanishing by @AkshilVT in #1989
• Canvases: hide the Claude pane from its own top row, a Claude rail while it is shut, and a pane that never clips by @AkshilVT in #1971
• New app modal: obvious name field, red-focus on naming failure, free-form manual names by @vasu2001 in #1990
• New app modal: Enter builds, red name only on 409, banner clears on edit (#1990 follow-ups) by @vasu2001 in #1992
• Canvas page: the host replays "no node" too; Home Tasks in the page's list order by @AkshilVT in #1991
• Canvases: fused child scripts raise the SDK's 5 s request timeout for pushes to slow deployments by @vasu2001 in #1994
• Publish to the Community: survive a fork that cannot take the index's workflow commits by @vasu2001 in #1993
• Bump version to 0.7.3 by @vasu2001 in #1995

Full Changelog: v0.7.2...v0.7.3