Use jemalloc for reduced memory usage

changelog: chore

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Allure report

allure-report-publisher generated test report!

rspec: ✅ test report for 6df81666

+----------------------------------------------------------+
|                    behaviors summary                     |
+-------------+--------+--------+---------+-------+--------+
|             | passed | failed | skipped | flaky | result |
+-------------+--------+--------+---------+-------+--------+
| services    | 161    | 0      | 0       | 0     | ✅     |
| tasks       | 7      | 0      | 0       | 0     | ✅     |
| system      | 5      | 0      | 1       | 0     | ✅     |
| controllers | 24     | 0      | 0       | 0     | ✅     |
| models      | 3      | 0      | 0       | 0     | ✅     |
| jobs        | 12     | 0      | 0       | 0     | ✅     |
+-------------+--------+--------+---------+-------+--------+
| Total       | 212    | 0      | 1       | 0     | ✅     |
+-------------+--------+--------+---------+-------+--------+