fix: gradio_api path in mount_gradio_app (#12803)
* fix: gradio_api path in mount_gradio_app
* Update js/core/src/init.svelte.ts
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
* chore: add get_api_url unit test
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Co-authored-by: Zhang Xiaodong <zhangxiaodong1@sensetime.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Freddy Boulton <41651716+freddyaboulton@users.noreply.github.com>
