all functionality done -- awaiting tests

src/Lock.sol

@@ -1,27 +1,31 @@
 pragma solidity ^0.8.20;
 
 import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
+import {fstMOVE} from "./token/fstMOVE.sol";
 import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol";
-import "movement/protocol-units/bridge/contracts/src/NativeBridge.sol";
+import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
+import "./mock/NativeBridge.sol";
 
-contract Lock is Initializable, OwnableUpgradeable{
-	IERC20 public fstMOVE;
+contract Lock is Initializable, OwnableUpgradeable {
+	fstMOVE public fstmove;
 	IERC20 public move;
-	NativeBridge public bridge;
+	NativeBridge public movementBridge;
 
 	mapping(bytes32 => uint256) public deposits;
 
-	function initialize(address fstMOVE_, address move_, address bridge_) {
-		_Ownable_init(owner_);
+	event Deposit(address eth, uint256 amount, bytes32 moveAddress);
 
-		fstMOVE = IERC20(fstMOVE_);
+	function initialize(address fstMOVE_, address move_, address bridge_) public initializer {
+		__Ownable_init(msg.sender);
+
+		fstmove = fstMOVE(fstMOVE_);
 		move = IERC20(move_);
-		bridge = NativeBridge(bridge_);
+		movementBridge = NativeBridge(bridge_);
 	}
 
 	function deposit(address to, uint256 amount, bytes32 moveAddress) external {
 		move.transferFrom(msg.sender, address(this), amount);
-		fstMOVE.mint(to, amount);
+		fstmove.mintAssets(to, amount);
 
 		deposits[moveAddress] += amount;
 
@@ -30,9 +34,9 @@ contract Lock is Initializable, OwnableUpgradeable{
 
 	function bridge(bytes32 moveAddress, uint256 amount, bool max) external onlyOwner {
 		if (max) {
-			bridge.initiateBridgeTransfer(moveAddress, move.balanceOf(address(this)));
+			movementBridge.initiateBridgeTransfer(moveAddress, move.balanceOf(address(this)));
 		} else {
-			bridge.initiateBridgeTransfer(moveAddress, amount);
+			movementBridge.initiateBridgeTransfer(moveAddress, amount);
 		}
 	}
 }

src/mock/NativeBridge.sol

@@ -0,0 +1,10 @@
+pragma solidity ^0.8.20;
+
+contract NativeBridge {
+	mapping(bytes32 => uint256) transfers;
+
+	// MOCK OF https://github.com/movementlabsxyz/movement/blob/main/protocol-units/bridge/contracts/src/NativeBridge.sol#L43
+	function initiateBridgeTransfer(bytes32 recipient, uint256 amount) public {
+		transfers[recipient] += amount;
+	}
+}

src/token/fstMOVE.sol

@@ -7,10 +7,11 @@ import {IERC20Metadata} from "@openzeppelin/contracts/token/ERC20/extensions/IER
 import {Context} from "@openzeppelin/contracts/utils/Context.sol";
 import {IERC20Errors} from "@openzeppelin/contracts/interfaces/draft-IERC6093.sol";
 
+
 /**
  * @dev Non-transferable and rebasing read-only ERC20 token
  */
-contract ERC20 is Context, IERC20, IERC20Metadata, IERC20Errors {
+contract fstMOVE is Context, IERC20, IERC20Metadata, IERC20Errors {
     mapping(address account => uint256) private _shares;
 
 	// Variables uesd for increasing user balances linearly over time
@@ -53,7 +54,7 @@ contract ERC20 is Context, IERC20, IERC20Metadata, IERC20Errors {
 	/**
 	 * @dev Helper function that returns the share rate at a previous block (must be in between the last two updates)
 	 **/
-	function shareRate(uint256 time) public view virtual returns {
+	function shareRate(uint256 time) public view virtual returns (uint256) {
 		return (nextShareRate - lastShareRate) * BASE / ((time - lastUpdateTime) * BASE / (nextUpdateTime - lastUpdateTime)) + lastShareRate;
 	}