Add justfile, remove coveralls, and fix AUTOLOAD in CI #2965

Job	Run time
Publish	0s
PHPStan	36s
PHP-CS-Fixer	19s
Tests ([email protected], AUTOLOAD=0)	29s
Tests ([email protected], AUTOLOAD=0)	21s
Tests ([email protected], AUTOLOAD=0)	24s
Tests ([email protected], AUTOLOAD=0)	21s
Tests ([email protected], AUTOLOAD=0)	35s
Tests ([email protected], AUTOLOAD=0)	22s
Tests ([email protected], AUTOLOAD=0)	22s
Tests ([email protected], AUTOLOAD=0)	21s
Tests ([email protected], AUTOLOAD=0)	23s
Tests ([email protected], AUTOLOAD=1)	32s
Tests ([email protected], AUTOLOAD=1)	21s
Tests ([email protected], AUTOLOAD=1)	23s
Tests ([email protected], AUTOLOAD=1)	31s
Tests ([email protected], AUTOLOAD=1)	23s
Tests ([email protected], AUTOLOAD=1)	23s
Tests ([email protected], AUTOLOAD=1)	22s
Tests ([email protected], AUTOLOAD=1)	35s
Tests ([email protected], AUTOLOAD=1)	29s
	8m 32s

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