Drop PHP7, Polish Function parameter

• Drop PHP 7 and added property type(not at all)
• Update dependancy to recent version
• Clean up confusing function parameters that are different from PHPDoc(See #429)
• add missing env parameter(See #431)

fixed invalid json mapper annotation

See #422

3.1.0

• new feature - Project component (See #426)

3.0.0

• To be compatible with PHP 8.1.(See #401)
• dropping support for PHP 7.x.

support PTA, archive project

• support personal access token(#394 )
• new feature archive project(#393)

fixed don't use user's Configuration Interface in IssueService.

• See #380

PHP 8 support.

• update dependency for support to PHP 8
• add user update(see #369 )

fixed getenv is discouraged.

See #352

update dependancy dotenv for laravel 8

see #348

add partial status api.

see #345