feat: initialize Kurdistan SDK - independent fork of Polkadot SDK

substrate/frame/revive/fixtures/contracts/Fibonacci.sol

@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+contract Fibonacci {
+    function fib(uint64 n) public pure returns (uint64) {
+        if (n <= 1) {
+            return n;
+        }
+        return fib(n - 1) + fib(n - 2);
+    }
+}