feat: utreexo accumulator interface

[m-kus]

• [x] issue #32
• [x] follows contribution guide
• [ ] code change includes tests

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Name	Status	Preview	Comments	Updated (UTC)
raito	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Aug 19, 2024 11:13am

[TAdev0]

I guess scripts should be modified to generate blocks with correct witness field type, txo_index type and adding new cache field?