Induce data availability into contract#41

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noel2004 wants to merge 14 commits intomasterfrom

Commits on Dec 29, 2021

catching up with new master
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fmt
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Commits on Jan 11, 2022

update contracts
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Commits on Jan 13, 2022

update for DA features
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deposit script
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Commits on Jan 14, 2022

update yarn lock
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