feat: Add foundry environment and CI

foundry/lib/forge-std/src/interfaces/IERC165.sol

@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: MIT
+pragma solidity >=0.6.2;
+
+interface IERC165 {
+    /// @notice Query if a contract implements an interface
+    /// @param interfaceID The interface identifier, as specified in ERC-165
+    /// @dev Interface identification is specified in ERC-165. This function
+    /// uses less than 30,000 gas.
+    /// @return `true` if the contract implements `interfaceID` and
+    /// `interfaceID` is not 0xffffffff, `false` otherwise
+    function supportsInterface(bytes4 interfaceID) external view returns (bool);
+}