fix(svelte): avoid runtime snippet casts for slots

[atinux]

Summary

• replace hand-cast runtime snippets for named slots with compiler-created Svelte snippets
• add an internal ComarkComponent helper to accumulate runtime-named snippet props
• cover multiple named slots in SSR and browser tests

Waiting for @elliott-with-the-longest-name-on-github review

Tests

• pnpm --filter @comark/svelte run check
• pnpm --filter @comark/svelte run test
• pnpm --filter @comark/svelte run build

[vercel]

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Project	Deployment	Actions	Updated (UTC)
comark	Ready	Preview	May 22, 2026 7:51am
comark-json-render	Ready	Preview	May 22, 2026 7:51am
comark-nextjs	Ready	Preview	May 22, 2026 7:51am
comark-nuxt	Ready	Preview	May 22, 2026 7:51am
comark-svelte	Ready	Preview	May 22, 2026 7:51am
comark-sveltekit	Ready	Preview	May 22, 2026 7:51am
comark-twoslash	Ready	Preview	May 22, 2026 7:51am
comark-vue	Ready	Preview	May 22, 2026 7:51am

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comark

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commit: 1ca52d5