Chore: Replace ESLint and Prettier with Oxlint and Oxfmt

[RomiC]

Replace ESLint + Prettier with Oxlint + Oxfmt, matching the ya-disk project setup. Fixes deprecated husky install command.

Changes

• Remove eslint, eslint-config-prettier, eslint-plugin-prettier, prettier
• Add oxlint 1.77.0 and oxfmt 0.62.0
• Add oxlint.config.mjs and oxfmt.config.mjs
• Delete .eslintrc and .prettierrc
• Update lint-staged to run oxlint --fix + oxfmt on staged files
• Add format and format:check scripts
• Replace deprecated husky install with husky and remove deprecated husky.sh sourcing from hooks

Closes #327

[coveralls]

Coverage is 100.0% — migrate-to-oxlint into main. No base build found for main.

[greptile-apps]

Greptile Summary

The PR replaces ESLint and Prettier with Oxlint and Oxfmt, updates staged-file automation, and modernizes Husky setup.

• Adds Oxlint and Oxfmt configuration and package scripts.
• Updates lint-staged to lint and format JavaScript modules.
• Removes obsolete ESLint, Prettier, and Jest-mock files.
• Removes deprecated Husky hook initialization.

Confidence Score: 5/5

The PR appears safe to merge.

No blocking failure remains.

Important Files Changed

Filename	Overview
oxlint.config.mjs	Configures Oxlint correctness checks and Node built-in globals; the obsolete Jest mock that caused the prior lint failure has been removed safely.
oxfmt.config.mjs	Recreates the repository’s formatting preferences with Oxfmt and excludes generated output directories.
package.json	Replaces ESLint and Prettier scripts and dependencies with Oxlint and Oxfmt and updates Husky preparation.
lib/mocks/followRedirect.js	Removes an unused legacy Jest manual mock after the project migrated to Node’s built-in test runner.
package-lock.json	Regenerates the dependency lockfile for the new linting and formatting toolchain.

_{Reviews (2): Last reviewed commit: "Chore: Remove leftover lib/__mocks__ dir..." | Re-trigger Greptile}