* feat: add phpstan for static analysis
* ci(actions): add phpstan action
* ci(actions): do analysing inside docker container
* fix(FetchToncoinTransactions): add var declaration
* fix(ServiceAPI/Wall): add var declaration
* fix(bootstrap): remove case-insensitive false vars
* fix(VKAPI/Handlers/Board): change parameters order
* fix(VKAPIRequestHandler): set fail's return type as never
* fix(VKAPI/Handlers/Groups): add array declaration
* fix(VKAPI/Handlers/Newsfeed): add return_banned declaration
* fix(VKAPI/Handlers/Notes): move $nodez declaration up
* fix(phpstan): most of the things and stupid lines of code
* fix(lint)
* fix(phpstan): less errors
* fix(lint): again. cuz i forgot about it
* fix(stan): all errors are gone now =3
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Co-authored-by: veselcraft <veselcraft@icloud.com>
* feat(lint): add php-cs-fixer for linting
Removing previous CODE_STYLE as it was not enforced anyway and using PER-CS 2.0.
This is not the reformatting commit.
* style: format code according to PER-CS 2.0 with php-cs-fixer
* ci(actions): add lint action
Resolves#1132.
Notifications.php: make $count parameter explicit as it is placed before
another explicit parameter
OpenVKPresenter.php: add additional null checks
Themepacks.php: add return type to offsetGet
