chore: add precommit and pr action

[MrRoiz]

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Project	Deployment	Review	Updated (UTC)
guesspy	Error		Jan 5, 2026 1:41pm

[Copilot]

Pull request overview

This PR sets up automated code quality checks by adding a pre-commit hook and GitHub Actions workflow. It also enforces single quotes throughout the codebase by updating the Biome formatter configuration and reformatting all files accordingly.

• Adds Husky for Git hooks with pre-commit linting and type checking
• Creates GitHub Actions workflow to validate PRs with linting and type checking
• Configures Biome to enforce single quote style and applies formatting across all files

Reviewed changes

Copilot reviewed 32 out of 34 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
.husky/pre-commit	New pre-commit hook running lint and type-check scripts
.github/workflows/prs.yaml	New GitHub Actions workflow for PR validation
package.json	Adds husky dependency, prepare script, and type-check script
yarn.lock	Adds husky@^9.1.7 dependency
biome.json	Configures single quote style for JavaScript/TypeScript
tsconfig.json	Reformatted to use single quotes and condensed arrays
proxy.js	Reformatted with single quotes, added semicolons, and changed let to const
postcss.config.mjs	Reformatted to use single quotes
next.config.ts	Reformatted to use single quotes
app/**/*.tsx	Reformatted with single quotes throughout all component files
app/**/*.ts	Reformatted with single quotes in TypeScript utility and store files

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[Copilot]

The command 'yarn link' appears to be incorrect. This command is used to create symlinks for local package development, not to run linting checks. Based on the context and the pre-commit hook, this should be 'yarn lint' to run the Biome linter check.

Suggested change

	run: yarn link
	run: yarn lint