## Summary
Merge `feat/storefront` into `staging` to bring storefront and support/legal updates onto the staging branch.

## Changes (feat/storefront → staging)
- **Returns & refunds**: Support returns page, FAQ, and General Terms updated so customer bears return postage cost (deducted from refund).
- **Storefront**: Returns policy page content aligned with legal (14-day withdrawal, return address, exclusions).
- **CI**: Branch pattern in workflow updated.

## Checklist
- [ ] CI (lint, typecheck, test) passes on `feat/storefront`
- [ ] No merge conflicts with `staging`

## How to merge
After approval, merge this PR into `staging` (merge commit or squash as per your workflow).
