fix: do not override user-provided html files

[KermanX]

fix #1923

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[pkg-pr-new]

Open in Stackblitz

create-slidev

pnpm add https://pkg.pr.new/slidevjs/slidev/create-slidev@1926

@slidev/client

pnpm add https://pkg.pr.new/slidevjs/slidev/@slidev/client@1926

@slidev/parser

pnpm add https://pkg.pr.new/slidevjs/slidev/@slidev/parser@1926

create-slidev-theme

pnpm add https://pkg.pr.new/slidevjs/slidev/create-slidev-theme@1926

@slidev/cli

pnpm add https://pkg.pr.new/slidevjs/slidev/@slidev/cli@1926

@slidev/types

pnpm add https://pkg.pr.new/slidevjs/slidev/@slidev/types@1926

commit: 78cadad

[tschaub]

Thanks for the quick fix, @KermanX!

Here is a working example using this fix: https://stackblitz.com/edit/wzuhnt?file=README.md

As mentioned there, a plugin is still needed to get slidev build to include the iframe sources. Perhaps that could be addressed with a fix for #1921.