Playground v1 (#5386)
* changes
* broken
* working
* working
* add changeset
* useing gradio code component
* rework demos
* lockfile
* fix anyio error
* add changeset
* changes
* many changes
* add changeset
* lockfile
* demos
* new
* fix load issue
* sizing and spacing
* gutters not transparent
* styling
* mobile responsive
* fix meta image
* remove ffmpeg demos
* use latest lite
* bring back demo names
* more mobile responsive
* latest cdn
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