Worker-i za getovanje stock-ova i option-a i stop-limit impl za stock buy-sell workere

[ntadicrn4419]

Issue: #224

[raf-prow]

@ntadicrn4419: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-banka-2-backend-otc-sonarqube	5b83471	link	true	/test pull-banka-2-backend-otc-sonarqube
pull-banka-2-backend-main-sonarqube	5b83471	link	true	/test pull-banka-2-backend-main-sonarqube
pull-banka-2-backend-users-sonarqube	5b83471	link	true	/test pull-banka-2-backend-users-sonarqube

Full PR test history. Your PR dashboard.

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