MAJOR: implement new service staking functionality

Author: jistro

src/contracts/evvm/Evvm.sol

@@ -20,7 +20,7 @@ pragma solidity ^0.8.0;
    ╚═╝   ╚══════╝╚══════╝   ╚═╝   ╚═╝  ╚═══╝╚══════╝   ╚═╝   
                                                              
  * @title EVVM (Ethereum Virtual Machine Virtualization) Core Contract
- * @author jistro.eth ariutokintumi.eth
+ * @author Mate labs
  * @notice Core payment processing and token management system for the EVVM ecosystem
  * @dev This contract serves as the central hub for:
  *      - Multi-token payment processing with signature verification

src/contracts/evvm/EvvmLegacy.sol

@@ -61,7 +61,7 @@ pragma solidity ^0.8.0;
    ╚═╝   ╚══════╝╚══════╝   ╚═╝   ╚═╝  ╚═══╝╚══════╝   ╚═╝   
                                                              
  * @title EVVM (Ethereum Virtual Machine Virtualization) Core Contract
- * @author jistro.eth ariutokintumi.eth
+ * @author Mate labs
  * @notice Core payment processing and token management system for the EVVM ecosystem
  * @dev This contract serves as the central hub for:
  *      - Multi-token payment processing with signature verification

src/contracts/evvm/lib/EvvmStorage.sol

@@ -7,7 +7,7 @@ import {EvvmStructs} from "./EvvmStructs.sol";
 
 /**
  * @title EvvmStorage
- * @author jistro.eth
+ * @author Mate labs
  * @dev Storage layout contract for EVVM proxy pattern implementation.
  *      This contract inherits all structures from EvvmStructs and
  *      defines the storage layout that will be used by the proxy pattern.

src/contracts/nameService/NameService.sol

@@ -27,7 +27,7 @@ pragma solidity ^0.8.0;
    ╚═╝   ╚══════╝╚══════╝   ╚═╝   ╚═╝  ╚═══╝╚══════╝   ╚═╝   
  *
  * @title EVVM Name Service Contract
- * @author jistro.eth ariutokintumi.eth
+ * @author Mate labs
  * @notice This contract manages username registration and domain name services for the EVVM ecosystem
  * @dev Provides a comprehensive domain name system with features including:
  *

src/contracts/staking/Estimator.sol

@@ -12,7 +12,7 @@ MM        .M `88888P'   dP   dP dP  dP  dP `88888P8   dP   `88888P' dP
 MMMMMMMMMMMM                                                                 
                                                                             
  * @title Staking Mate contract for Roll A Mate Protocol 
- * @author jistro.eth ariutokintumi.eth
+ * @author Mate labs
  */
 
 import {Staking} from "@evvm/testnet-contracts/contracts/staking/Staking.sol";