feat: add metadata bridge for Python CUDA export #32631

Job	Run time
C++ build	1m 21s
lint-toml	8s
Rust (lint, no default)	2m 28s
Check generated source files are up to date	46s
C/C++ (lint)	7s
Java	2m 25s
Python (lint)	38s
Rust build (wasm32 with default features)	58s
Check build with minimal dependencies	2m 9s
License Check and Audit Check (bans licenses sources)	52s
C API test build	38s
Rust build (with tokio dispatcher)	51s
validate-workflow-yaml	7s
Rust build (all-features)	2m 46s
Rust build (default features)	2m 48s
WASM integration smoke test	3m 29s
License Check and Audit Check (advisories)	50s
Python (test)	2m 20s
Mirror DuckDB to R2 / Resolve DuckDB version and check R2	7s
DuckDB libraries available in R2	2s
Mirror DuckDB to R2 / Mirror DuckDB ${{ matrix.archive }} to R2	0s
Rust (docs)	2m 46s
SQL logic tests	1m 47s
Rust (lint)	2m 20s
Rust tests (windows-x64)	6m 34s
Rust tests (linux-arm64)	4m 31s
	43m 48s

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