fix: Small additional audit fixes (#82)

contracts/price/ZNSCurvePricer.sol

@@ -127,7 +127,7 @@ contract ZNSCurvePricer is AAccessControlled, ARegistryWired, UUPSUpgradeable, I
      * @notice Setter for `priceConfigs[domainHash]`. Only domain owner/operator can call this function.
      * @dev Validates the value of the `precisionMultiplier` and the whole config in order to avoid price spikes,
      * fires `PriceConfigSet` event.
-     * Only ADMIN can call this function.
+     * Only the owner of the domain or an allowed operator can call this function
      * > This function should ALWAYS be used to set the config, since it's the only place where `isSet` is set to true.
      * > Use the other individual setters to modify only, since they do not set this variable!
      * @param domainHash The domain hash to set the price config for

contracts/registrar/IZNSSubRegistrar.sol

@@ -41,6 +41,7 @@ interface IZNSSubRegistrar is IDistributionConfig {
     */
     event MintlistUpdated(
         bytes32 indexed domainHash,
+        uint256 indexed ownerIndex,
         address[] candidates,
         bool[] allowed
     );

contracts/registrar/ZNSSubRegistrar.sol

@@ -292,7 +292,7 @@ contract ZNSSubRegistrar is AAccessControlled, ARegistryWired, UUPSUpgradeable,
             mintlistForDomain.list[ownerIndex][candidates[i]] = allowed[i];
         }
 
-        emit MintlistUpdated(domainHash, candidates, allowed);
+        emit MintlistUpdated(domainHash, ownerIndex, candidates, allowed);
     }
 
     function isMintlistedForDomain(

docs/roles.md

@@ -30,6 +30,8 @@ ownership.
 - The function `ZNSRootRegister.coreRegister()` allows registrars to register domains. 
 - The function `ZNSRegistry.createDomainRecord()` allows registrars to register domain records which track ownership and address
 resolver. 
+- The function `ZNSRegistry.addResolverType` allows admins to add new types of resolvers
+- The function `ZNSRegistry.deleteResolverType` allows admins to remove an existing type of resolver.
 - The function `ZNSDomainToken.register()` allows registrars to mint tokens which are used to validate domain ownership. 
 - The function `ZNSDomainToken.revoke()` allows registrars to burn tokens to revoke domain ownership. 
 - The function `ZNSTreasury.stakeForDomain()` allows registrars to process registration fee to beneficiaries and stake domain funds

test/ZNSSubRegistrar.test.ts

@@ -2729,7 +2729,10 @@ describe("ZNSSubRegistrar", () => {
       );
       const event = events[events.length - 1];
 
+      const ownerIndex = await zns.subRegistrar.mintlist(domainHash);
+
       expect(event.args?.domainHash).to.eq(domainHash);
+      expect(event.args?.ownerIndex).to.eq(ownerIndex);
       expect(event.args?.candidates).to.deep.eq(candidatesArr);
       expect(event.args?.allowed).to.deep.eq(allowedArr);
     });