feat: implement ERC4626

src/diamond/DiamondMod.sol

@@ -83,7 +83,9 @@ function packedSelectors(address _facet) view returns (bytes memory selectors) {
         }
     }
 
-    // Validate ABI offset == 0x20 for a single dynamic return
+    /**
+     * Validate ABI offset == 0x20 for a single dynamic return
+     */
     uint256 offset;
     assembly ("memory-safe") {
         offset := mload(add(data, 0x20))
@@ -137,7 +139,7 @@ function at(bytes memory selectors, uint256 index) pure returns (bytes4 selector
     }
 }
 
-function addFacets(address[] calldata _facets) {
+function addFacets(address[] memory _facets) {
     DiamondStorage storage s = getStorage();
     uint256 facetLength = _facets.length;
     if (facetLength == 0) {

src/diamond/DiamondUpgradeFacet.sol

@@ -213,7 +213,9 @@ contract DiamondUpgradeFacet {
             }
         }
 
-        // Validate ABI offset == 0x20 for a single dynamic return
+        /**
+         * Validate ABI offset == 0x20 for a single dynamic return
+         */
         uint256 offset;
         assembly ("memory-safe") {
             offset := mload(add(data, 0x20))

src/diamond/DiamondUpgradeMod.sol

@@ -186,7 +186,9 @@ function packedSelectors(address _facet) view returns (bytes memory selectors) {
         }
     }
 
-    // Validate ABI offset == 0x20 for a single dynamic return
+    /**
+     * Validate ABI offset == 0x20 for a single dynamic return
+     */
     uint256 offset;
     assembly ("memory-safe") {
         offset := mload(add(data, 0x20))