chore(docs): add docs for auction functions

src/arns.lua

@@ -533,10 +533,15 @@ function arns.createAuction(name, timestamp, initiator)
 	return auction
 end
 
+--- Gets an auction by name
+--- @param name string The name of the auction
+--- @return Auction|nil The auction instance
 function arns.getAuction(name)
 	return NameRegistry.auctions[name]
 end
 
+--- Gets all auctions
+--- @return table The auctions
 function arns.getAuctions()
 	return NameRegistry.auctions or {}
 end

src/auctions.lua

@@ -18,6 +18,10 @@ AuctionSettings = {
 --- @field startTimestamp number The starting timestamp for the auction
 --- @field endTimestamp number The ending timestamp for the auction
 --- @field registrationFeeCalculator function Function to calculate registration fee
+--- @field computePricesForAuction function Function to compute prices for the auction
+--- @field getPriceForAuctionAtTimestamp function Function to get the price for the auction at a given timestamp
+--- @field startPrice function Function to get the start price for the auction
+--- @field floorPrice function Function to get the floor price for the auction
 
 --- Creates a new Auction instance
 --- @param name string The name of the auction