Replace prettier with oxfmt

[saskliutas]

Replaced prettier with oxfmt. It is compatbile with prettier format, has built-in import sorter and is much faster than prettier.

Closes #1773

[Copilot]

Pull request overview

This PR migrates the repo’s formatting tooling from prettier (plus @ianvs/prettier-plugin-sort-imports) to oxfmt, updating configuration and CI to use the new formatter.

Changes:

• Replace prettier scripts/dependencies with oxfmt (format / format:fix) and update CI to run the new check.
• Add .oxfmtrc.json to configure formatting and import sorting; remove .prettierrc and .prettierignore.
• Regenerate pnpm-lock.yaml accordingly and apply formatting output changes in a TSX file.

Reviewed changes

Copilot reviewed 6 out of 7 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
package.json	Swaps formatter scripts and devDependency from prettier to oxfmt.
pnpm-lock.yaml	Updates lockfile for removed prettier deps and added oxfmt (incl. platform bindings).
.oxfmtrc.json	Introduces oxfmt configuration (formatting + import sorting + ignore patterns).
.github/workflows/ci.yml	Replaces the “Run prettier” step with “Run oxfmt” (pnpm format).
packages/tree-widget/src/tree-widget-react/components/trees/common/UseTelemetryContext.tsx	Formatting-only change consistent with formatter migration.
.prettierrc	Removed in favor of .oxfmtrc.json.
.prettierignore	Removed in favor of ignorePatterns in .oxfmtrc.json.

Files not reviewed (1)

• pnpm-lock.yaml: Generated file

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[github-actions]

Tree-Widget benchmark

Benchmark suite	Current: 39abe70	Previous: 00e1622	Deviation	Status
models tree creates initial filtered view for 50k target items	754 ms	783 ms	-3.70%	〰️
models tree creates initial filtered view for 50k target items (P95 of main thread blocks)	54 ms	49 ms	10.20%	〰️
models tree validates categories visibility for imodel with 50k categories	6289 ms	6439 ms	-2.33%	〰️
models tree validates categories visibility for imodel with 50k categories (P95 of main thread blocks)	82 ms	83 ms	-1.20%	〰️
models tree changing model visibility changes visibility for 50k elements	2406 ms	2568 ms	-6.31%	〰️
models tree changing model visibility changes visibility for 50k elements (P95 of main thread blocks)	0 ms	103 ms	-100%	✅
models tree changing category visibility changes visibility for 50k elements	2472 ms	2461 ms	0.45%	〰️
models tree changing category visibility changes visibility for 50k elements (P95 of main thread blocks)	0 ms	0 ms	0%	🟰
models tree changing per-model-category override changes visibility for 50k elements	2252 ms	2423 ms	-7.06%	〰️
models tree changing per-model-category override changes visibility for 50k elements (P95 of main thread blocks)	0 ms	0 ms	0%	🟰
models tree changing element visibility changes only parent nodes visibility with 50k elements	3772 ms	4034 ms	-6.49%	〰️
models tree changing element visibility changes only parent nodes visibility with 50k elements (P95 of main thread blocks)	67 ms	97 ms	-30.93%	〰️
categories tree creates initial filtered view for 50k items	1768 ms	1784 ms	-0.90%	〰️
categories tree creates initial filtered view for 50k items (P95 of main thread blocks)	732 ms	666 ms	9.91%	〰️
categories tree changing definition container visibility changes visibility for 50k subCategories	2408 ms	2475 ms	-2.71%	〰️
categories tree changing definition container visibility changes visibility for 50k subCategories (P95 of main thread blocks)	41 ms	55 ms	-25.45%	〰️
categories tree changing definition container visibility changes visibility for 50k categories	4873 ms	5183 ms	-5.98%	〰️
categories tree changing definition container visibility changes visibility for 50k categories (P95 of main thread blocks)	104 ms	118 ms	-11.86%	〰️

This comment was automatically generated by workflow using github-action-benchmark.

[JonasDov]

Could you update recommended extensions in .vscode/extensions.json? Should remove prettier extension and add the oxc extension.