refactor: Improve JsonSerializable type to be recursive #500

Job	Run time
PR title check	5s
Code checks / Spell check	5s
Code checks / Actions lint check	29s
Docstrings checks / Docstrings checks	15s
Code checks / Type check / Type check (3.14)	11s
Tests / Integration tests (3.11, ubuntu-latest)	2m 30s
Code checks / Type check / Type check (3.13)	14s
Code checks / Type check / Type check (3.11)	11s
Code checks / Lint check / Lint check (3.13)	14s
Code checks / Type check / Type check (3.12)	9s
Code checks / Lint check / Lint check (3.14)	13s
Code checks / Lint check / Lint check (3.12)	10s
Code checks / Lint check / Lint check (3.11)	10s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.14)	36s
Doc checks / Doc checks / Docs check	1m 24s
Tests / Integration tests (3.14, ubuntu-latest)	2m 20s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.11)	41s
Tests / Unit tests / Unit tests (windows-latest, 3.11)	57s
Tests / Unit tests / Unit tests (windows-latest, 3.13)	57s
Tests / Unit tests / Unit tests (windows-latest, 3.14)	53s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.13)	41s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.12)	42s
Tests / Unit tests / Unit tests (windows-latest, 3.12)	1m 19s
	15m 26s

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