fix: add new API error codes and drop obsolete UnknownBuildTagError m… #205

Job	Run time
Docstrings checks / Docstrings checks	13s
Code checks / Spell check	6s
Tests / Integration tests (3.14, ubuntu-latest)	2m 21s
Doc checks / Doc checks / Docs check	1m 12s
Code checks / Actions lint check	31s
Tests / Integration tests (3.11, ubuntu-latest)	2m 21s
Code checks / Lint check / Lint check (3.12)	13s
Code checks / Type check / Type check (3.11)	9s
Code checks / Lint check / Lint check (3.13)	10s
Code checks / Type check / Type check (3.12)	10s
Code checks / Lint check / Lint check (3.14)	11s
Code checks / Lint check / Lint check (3.11)	8s
Code checks / Type check / Type check (3.14)	13s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.14)	43s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.12)	50s
Tests / Unit tests / Unit tests (windows-latest, 3.11)	1m 18s
Tests / Unit tests / Unit tests (windows-latest, 3.13)	1m 18s
Code checks / Type check / Type check (3.13)	10s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.11)	43s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.13)	44s
Tests / Unit tests / Unit tests (windows-latest, 3.12)	1m 6s
Tests / Unit tests / Unit tests (windows-latest, 3.14)	1m 55s
Doc release	-1s
Beta release	3m 44s
	20m 28s

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