Initial commit: CunaFinanceBsc smart contract

- Add upgradeable smart contract with vesting and staking functionality
- Include comprehensive deployment script for proxy deployments and upgrades
- Configure Hardhat with BSC testnet and verification support
- Successfully deployed to BSC testnet at 0x12d705781764b7750d5622727EdA2392b512Ca3d

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

artifacts/@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol/Initializable.json

@@ -0,0 +1,34 @@
+{
+  "_format": "hh-sol-artifact-1",
+  "contractName": "Initializable",
+  "sourceName": "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol",
+  "abi": [
+    {
+      "inputs": [],
+      "name": "InvalidInitialization",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "NotInitializing",
+      "type": "error"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": false,
+          "internalType": "uint64",
+          "name": "version",
+          "type": "uint64"
+        }
+      ],
+      "name": "Initialized",
+      "type": "event"
+    }
+  ],
+  "bytecode": "0x",
+  "deployedBytecode": "0x",
+  "linkReferences": {},
+  "deployedLinkReferences": {}
+}