chore: prepare v0.9.0 #519

Job	Run time
Build wasm	2m 9s
Run tests on Linux x86 (stable, no default features)	56s
Run tests on Linux x86 (nightly, no default features)	1m 3s
Run tests on Linux x86 (nightly)	52s
Run tests on Linux arm64	4m 21s
Run tests on macOS arm64 (Apple M1)	1m 13s
Run tests on Linux armv7	4m 32s
Run tests on Linux x86 (stable)	53s
	15m 59s

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