chore: Expand contract tests to support persistent data stores #301

Job	Run time
go-versions / go-versions	4s
Windows, Go 1.23	56s
Windows, Go 1.22	2m 10s
Windows, Go 1.18	46s
Linux, Go 1.18 / Benchmarks	4m 43s
Linux, Go 1.18 / Unit Tests and Coverage	42s
Linux, Go 1.18 / Contract Tests	38s
Linux, Go 1.22 / Benchmarks	4m 30s
Linux, Go 1.22 / Contract Tests	44s
Linux, Go 1.22 / Unit Tests and Coverage	45s
Linux, Go 1.23 / Benchmarks	4m 30s
Linux, Go 1.23 / Contract Tests	45s
Linux, Go 1.23 / Unit Tests and Coverage	49s
	22m 2s

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