Enumeration UpdatePreimageKind

Insert new preimage and optionally update it's lookup history.

Used in: provide

https://graypaper.fluffylabs.dev/#/ab2cdbd/383904383904?v=0.7.2

Remove a preimage and it's lookup history.

Used in: forget and eject

https://graypaper.fluffylabs.dev/#/ab2cdbd/38c701380202?v=0.7.2 https://graypaper.fluffylabs.dev/#/ab2cdbd/379102379302?v=0.7.2

Update or add lookup history for preimage hash/len to given value.

Used in: solicit and forget

https://graypaper.fluffylabs.dev/#/ab2cdbd/382802382802?v=0.7.2 https://graypaper.fluffylabs.dev/#/ab2cdbd/384002384b02?v=0.7.2 https://graypaper.fluffylabs.dev/#/ab2cdbd/38c60038ea00?v=0.7.2