Create FileWatcher when ConfigManagingActor runs (#1074) #4107

Job	Run time
Build distribution packages	21s
Test documentation website generation	0s
Test with nox (ubuntu-20.04, 3.11, ci_checks_max)	3m 27s
Cross-arch tests with nox (arm64, ubuntu-20.04, 3.11, pytest_min)	17m 43s
Test with nox (ubuntu-20.04, 3.11, pytest_min)	1m 57s
Cross-arch tests with nox (arm64, ubuntu-20.04, 3.11, pytest_max)	17m 15s
Test with nox (ubuntu-20.04, 3.12, ci_checks_max)	3m 44s
Cross-arch tests with nox (arm64, ubuntu-20.04, 3.12, pytest_min)	17m 38s
Test with nox (ubuntu-20.04, 3.12, pytest_min)	2m 2s
Cross-arch tests with nox (arm64, ubuntu-20.04, 3.12, pytest_max)	17m 28s
Test package installation in different architectures (ubuntu-20.04, 3.11)	2m 30s
Test package installation in different architectures (ubuntu-20.04, 3.12)	2m 40s
Test package installation in different architectures	1s
Test with nox	1s
Cross-arch tests with nox	1s
Publish documentation website to GitHub pages	40s
Create GitHub release	0s
Publish packages to PyPI	0s
	1h 27m 28s

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