feat: Add priority to the queue

[coveralls]

Pull Request Test Coverage Report for Build 6815884054

• 107 of 111 (96.4%) changed or added relevant lines in 6 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.4%) to 93.564%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/Handlers/BaseHandler.php	57	58	98.28%
src/Models/QueueJobModel.php	10	13	76.92%
<!--	Total:	107	111	96.4%	-->

Totals
Change from base Build 6628859268:	0.4%
Covered Lines:	189
Relevant Lines:	202

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💛 - Coveralls