refactor: use json schema to validate models
delete unused code
remove console.log
Merge pull request #29 from yaplas/refactor/validations

Refactor/validations
fix phone number regex, and update version
Merge pull request #30 from yaplas/refactor/validations

fix phone number regex, and update version
add categories
Merge pull request #31 from yaplas/feature/categories

add categories
Shared rules for products.
Update readme.md to useful testing data.
Merge pull request #32 from jonymusky/shared/product-rules

Shared/product rules
shared rules for product
shared rules for product
Merge pull request #33 from jonymusky/shared/product-fix

shared rules for product
updated email regex
updated package version