chore(deps): update dependency typescript to v7

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
typescript (source)	^6.0.2 → ^7.0.0

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Release Notes

microsoft/TypeScript (typescript)

v7.0.2

Compare Source

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[augmentcode]

🤖 Augment PR Summary

Summary: Updates the repo’s TypeScript compiler dependency to the latest major release.

Changes:

• Bumps typescript from ^6.0.2 to ^7.0.0 in devDependencies
• Updates the Bun lockfile accordingly (generated dependency update)

Technical Notes: This is a major TypeScript upgrade; ensure svelte-check/SvelteKit/Vite typechecking and the test suite still pass under TS 7.

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[augmentcode]

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[augmentcode]

typescript is a major-version bump (6 → 7); please double-check that svelte-check/SvelteKit/Vite in this repo are still compatible and that CI bun run check (typecheck) passes cleanly with TS 7.

Severity: low

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