upgrade contract deployer solc, node, modules

test/contract/Dockerfile

@@ -1,5 +1,5 @@
 # Downgrade from 18.16, see https://github.com/NomicFoundation/hardhat/issues/3877
-FROM node:18.15-slim
+FROM node:20-slim
 
 WORKDIR /usr/src/app
 COPY package*.json ./

test/contract/hardhat.config.js

@@ -28,7 +28,7 @@ if (process.env.DEPLOYER_PRIVATE_KEY) {
 
 module.exports = {
   solidity: {
-    version: "0.8.0",
+    version: "0.8.25",
     settings: {
       outputSelection: {
         '*': {

test/contract/package.json

@@ -11,9 +11,9 @@
   "license": "ISC",
   "description": "Solidity contract deployment server for integration testing",
   "dependencies": {
-    "@openzeppelin/contracts": "^4.0.0",
-    "fastify": "^4.0.0",
-    "hardhat": "^2.14.0",
+    "@openzeppelin/contracts": "^5.0.2",
+    "fastify": "^4.26.2",
+    "hardhat": "^2.22.3",
     "solidity-create2-deployer": "^0.4.0"
   },
   "devDependencies": {