Implement drift backend #3035

Job	Run time
setup / Get and cache Dart dependencies	35s
setup / Compile sqlite3 for tests (ubuntu-latest)	6s
setup / Compile sqlite3 for tests (macos-latest)	9s
setup / Compile sqlite3 for tests (windows-latest)	13s
Documentation	42s
drift package	2m 6s
drift_dev	39s
sqlparser	40s
test_flutter (3.24)	2m 3s
Integration tests	2m 57s
test_flutter (3.27)	2m 9s
Integration tests for migration tooling	1m 12s
drift_web_ddc	3m 25s
Drift web unit tests, dart2wasm, chrome	3m 46s
Drift web unit tests, dart2wasm, firefox	4m 18s
Web integration tests	4m 13s
	29m 13s

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