add Cadence transaction comments

cadence/transactions/bridge/admin/evm/add_deployer.cdc

@@ -3,6 +3,12 @@ import "EVM"
 import "EVMUtils"
 import "FlowEVMBridgeUtils"
 
+/// This transaction adds the given EVM address as a deployer in the bridge factory contract, indexed on the
+/// provided tag.
+///
+/// @param deployerTag: The tag to index the deployer with - e.g. ERC20, ERC721, etc.
+/// @param deployerEVMAddressHex: The EVM address of the deployer contract as a hex string, without the '0x' prefix
+///
 transaction(deployerTag: String, deployerEVMAddressHex: String) {
 
     let coa: auth(EVM.Call) &EVM.CadenceOwnedAccount

cadence/transactions/bridge/admin/evm/set_delegated_deployer.cdc

@@ -3,6 +3,11 @@ import "EVM"
 import "EVMUtils"
 import "FlowEVMBridgeUtils"
 
+/// Sets the bridge factory contract address as a delegated deployer in the provided deployer contract. This enables the
+/// factory contract to deploy new contracts via the deployer contract.
+///
+/// @param deployerEVMAddressHex The EVM address of the deployer contract as a hex string without the '0x' prefix
+///
 transaction(deployerEVMAddressHex: String) {
 
     let coa: auth(EVM.Call) &EVM.CadenceOwnedAccount

cadence/transactions/bridge/admin/evm/set_deployment_registry.cdc

@@ -3,6 +3,15 @@ import "EVM"
 import "EVMUtils"
 import "FlowEVMBridgeUtils"
 
+/// This transaction sets the address of the registry contract in the bridge factory contract. The registry contract
+/// is tasked with maintaining associations between bridge-deployed EVM contracts and their corresponding Cadence
+/// implementations.
+///
+/// NOTE: This is a sensitive operation as the registry contract serves as the source of truth for bridge-deployed
+/// contracts.
+///
+/// @param registryEVMAddressHex The EVM address of the registry contract as a hex string without the '0x' prefix.
+///
 transaction(registryEVMAddressHex: String) {
 
     let coa: auth(EVM.Call) &EVM.CadenceOwnedAccount

cadence/transactions/bridge/admin/evm/set_registrar.cdc

@@ -3,8 +3,8 @@ import "EVM"
 import "EVMUtils"
 import "FlowEVMBridgeUtils"
 
-/// Sets the registrar address for the provided FlowBridgeDeploymentRegistry address. Should be called by the owner of
-/// the registry contract.
+/// Sets the bridge factory contract address as the registrar for the provided FlowBridgeDeploymentRegistry address.
+/// Should be called by the owner of the registry contract.
 ///
 /// @param registryEVMAddressHex The EVM address of the FlowBridgeDeploymentRegistry contract.
 ///