Add support for `starts_with` operator

The starts_with operator allows to search for string fields that start with a given substring

Support PHP 8.1 and Laravel 9

• Add support for PHP 8.1
• Drop support for PHP 7.x
• Add support for Laravel 9.x
• Drop support for Laravel 7.x

Change the accepted query string format

When using the in operator, the accepted value of the query_1 parameter changes from comma-separated values to array

// Old query string format
GET http://example.com/books?filter[0][column]=author_id&filter[0][operator]=in&filter[0][query_1]=1,2

// New query string format
GET http://example.com/books?filter[0][column]=author_id&filter[0][operator]=in&filter[0][query_1][0]=1&filter[0][query_1][1]=2

Support PHP 8.0

Add support for PHP 8.0 and move test from Codeship CI to CitHub Actions

Support Laravel 8

1.0.1

Support Laravel 8

Initial release

Filterer package provides an easy way to add filtering, sorting and paging functionality to Eloquent models.