refactor!: Make `Actor` initialization stricter and more predictable … #223

Job	Run time
Prepare release metadata	18s
Lint check / Lint check (3.13)	10s
Lint check / Lint check (3.12)	14s
Type check / Type check (3.11)	22s
Lint check / Lint check (3.11)	9s
Lint check / Lint check (3.10)	15s
Unit tests / Unit tests (windows-latest, 3.12)	1m 25s
Type check / Type check (3.13)	21s
Unit tests / Unit tests (ubuntu-latest, 3.10)	24s
Unit tests / Unit tests (ubuntu-latest, 3.12)	26s
Unit tests / Unit tests (ubuntu-latest, 3.13)	27s
Unit tests / Unit tests (ubuntu-latest, 3.11)	27s
Unit tests / Unit tests (windows-latest, 3.11)	1m 35s
Type check / Type check (3.12)	24s
Type check / Type check (3.10)	20s
Unit tests / Unit tests (windows-latest, 3.13)	1m 18s
Unit tests / Unit tests (windows-latest, 3.10)	48s
Integration tests / Integration tests (3.13)	10m 19s
Integration tests / Integration tests (3.10)	10m 18s
Integration tests / Approve integration tests for PRs from forks	0s
Integration tests / Integration tests for PRs from forks	0s
Update changelog / bump_and_update_changelog	18s
Publish to PyPI	24s
	30m 42s

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