Add full monorepo: virtual-banker, backend, frontend, docs, scripts, deployment

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/deploy-link-simple.sh

@@ -0,0 +1,80 @@
+#!/usr/bin/env bash
+# Simple LINK Token Deployment
+# Deploys MockLinkToken and returns the address
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
+
+source "$PROJECT_ROOT/.env" 2>/dev/null || source "$PROJECT_ROOT/../.env" 2>/dev/null || true
+
+RPC_URL="${RPC_URL_138:-http://192.168.11.250:8545}"
+TEMP_DIR=$(mktemp -d)
+trap "rm -rf $TEMP_DIR" EXIT
+
+cd "$TEMP_DIR"
+forge init --no-git --force . > /dev/null 2>&1
+
+cat > src/MockLinkToken.sol << 'EOF'
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.19;
+contract MockLinkToken {
+    string public name = "Chainlink Token";
+    string public symbol = "LINK";
+    uint8 public decimals = 18;
+    mapping(address => uint256) public balanceOf;
+    mapping(address => mapping(address => uint256)) public allowance;
+    uint256 public totalSupply;
+    event Transfer(address indexed from, address indexed to, uint256 value);
+    event Approval(address indexed owner, address indexed spender, uint256 value);
+    function mint(address to, uint256 amount) external {
+        balanceOf[to] += amount;
+        totalSupply += amount;
+        emit Transfer(address(0), to, amount);
+    }
+    function transfer(address to, uint256 amount) external returns (bool) {
+        require(balanceOf[msg.sender] >= amount, "insufficient balance");
+        balanceOf[msg.sender] -= amount;
+        balanceOf[to] += amount;
+        emit Transfer(msg.sender, to, amount);
+        return true;
+    }
+    function transferFrom(address from, address to, uint256 amount) external returns (bool) {
+        require(balanceOf[from] >= amount, "insufficient balance");
+        require(allowance[from][msg.sender] >= amount, "insufficient allowance");
+        balanceOf[from] -= amount;
+        balanceOf[to] += amount;
+        allowance[from][msg.sender] -= amount;
+        emit Transfer(from, to, amount);
+        return true;
+    }
+    function approve(address spender, uint256 amount) external returns (bool) {
+        allowance[msg.sender][spender] = amount;
+        emit Approval(msg.sender, spender, amount);
+        return true;
+    }
+}
+EOF
+
+GAS_PRICE=$(cast gas-price --rpc-url "$RPC_URL" 2>/dev/null || echo "1000000000")
+echo "Deploying MockLinkToken..."
+DEPLOY_OUTPUT=$(forge create src/MockLinkToken.sol:MockLinkToken \
+    --rpc-url "$RPC_URL" \
+    --private-key "$PRIVATE_KEY" \
+    --gas-price "$GAS_PRICE" \
+    --json 2>&1)
+
+LINK_ADDRESS=$(echo "$DEPLOY_OUTPUT" | jq -r '.deployedTo' 2>/dev/null || echo "")
+if [ -z "$LINK_ADDRESS" ] || [ "$LINK_ADDRESS" = "null" ]; then
+    LINK_ADDRESS=$(echo "$DEPLOY_OUTPUT" | grep -oE "Deployed to: 0x[0-9a-fA-F]{40}" | awk '{print $3}')
+fi
+
+if [ -n "$LINK_ADDRESS" ] && [ "$LINK_ADDRESS" != "null" ]; then
+    echo "$LINK_ADDRESS"
+    exit 0
+else
+    echo "ERROR: Deployment failed" >&2
+    echo "$DEPLOY_OUTPUT" >&2
+    exit 1
+fi
+