feat: upgrade Hardhat and compiler configuration

Update Hardhat configuration and dependencies:
- Upgrade primary compiler from 0.8.18 to 0.8.28
- Update EVM version from 'london' to 'cancun'
- Update hardhat network hardfork to 'cancun'
- Remove redundant global compiler settings
- Clean up dependency compiler paths

Update development dependencies:
- Upgrade @typechain/ethers-v5 from ^10.1.0 to ^11.1.2
- Upgrade hardhat from ^2.22.19 to ^v2.26.3
- Add TypeChain override for consistent version resolution
- Remove unused blob dependency
- Keep publishConfig for proper scoped package publishing

Signed-off-by: Miguel_LZPF <[email protected]>

Author: MiguelLZPF

packages/ats/contracts/hardhat.config.ts

@@ -219,13 +219,13 @@ const config: HardhatUserConfig = {
     solidity: {
         compilers: [
             {
-                version: '0.8.18',
+                version: '0.8.28',
                 settings: {
                     optimizer: {
                         enabled: true,
                         runs: 100,
                     },
-                    evmVersion: 'london',
+                    evmVersion: 'cancun',
                 },
             },
             {
@@ -239,13 +239,6 @@ const config: HardhatUserConfig = {
                 },
             },
         ],
-        settings: {
-            optimizer: {
-                enabled: true,
-                runs: 1,
-            },
-            evmVersion: 'london',
-        },
     },
     paths: {
         sources: './contracts',
@@ -258,7 +251,7 @@ const config: HardhatUserConfig = {
         hardhat: {
             chainId: 1337,
             blockGasLimit: 30_000_000,
-            hardfork: 'london',
+            hardfork: 'cancun',
         },
         local: {
             url: Configuration.endpoints.local.jsonRpc,
@@ -315,8 +308,6 @@ const config: HardhatUserConfig = {
             '@tokenysolutions/t-rex/contracts/compliance/legacy/DefaultCompliance.sol',
             '@onchain-id/solidity/contracts/Identity.sol',
             '@onchain-id/solidity/contracts/ClaimIssuer.sol',
-            '@onchain-id/solidity/contracts/factory/IdFactory.sol',
-            '@onchain-id/solidity/contracts/proxy/ImplementationAuthority.sol',
         ],
     },
     dodoc: {

packages/ats/contracts/package.json

@@ -71,15 +71,14 @@
         "@terminal3/ecdsa_vc": "^0.1.19",
         "@thomaschaplin/isin-generator": "^1.0.3",
         "@tokenysolutions/t-rex": "^4.1.6",
-        "@typechain/ethers-v5": "^10.1.0",
+        "@typechain/ethers-v5": "^11.1.2",
         "@typechain/hardhat": "^6.1.2",
         "@types/jest": "^29.5.14",
-        "blob": "^0.1.0",
         "chai": "^4.4.0",
         "dotenv": "^16.0.3",
         "ethers": "^5.8.0",
         "glob": "^11.0.3",
-        "hardhat": "^2.22.19",
+        "hardhat": "^v2.26.3",
         "hardhat-abi-exporter": "^2.11.0",
         "hardhat-contract-sizer": "^2.10.0",
         "hardhat-dependency-compiler": "^1.2.1",
@@ -91,6 +90,7 @@
         "typescript": "^5.8.2"
     },
     "overrides": {
+        "@typechain/ethers-v5": "^11.1.2",
         "ws": "^8.15.0"
     },
     "publishConfig": {