fix: importing ethers in test package and build script

package.json

@@ -21,7 +21,7 @@
   },
   "scripts": {
     "prebuild": "rimraf dist",
-    "build": "npx cpx './packages/tasks/templates/**/*' ./dist/tasks/templates && npx hardhat compile --force && tsc || true && npx cpx './typechain-types/**/*' ./dist/typechain-types",
+    "build": "npx hardhat clean && npx cpx './packages/tasks/templates/**/*' ./dist/tasks/templates && npx hardhat compile --force && tsc && npx cpx './typechain-types/**/*' ./dist/typechain-types",
     "lint:fix": "npm run lint:js:fix && npm run lint:sol:fix",
     "lint:js:fix": "eslint --ext .js,.ts . --fix",
     "lint:js": "eslint --ext .js,.ts .",
@@ -112,5 +112,6 @@
     "spinnies": "^0.5.1",
     "tiny-secp256k1": "^2.2.3",
     "ws": "^8.13.0"
-  }
+  },
+  "packageManager": "yarn@1.22.21+sha1.1959a18351b811cdeedbd484a8f86c3cc3bbaf72"
 }

tsconfig.json

@@ -21,6 +21,7 @@
       "./packages/test/src"
     ]
   },
+  "files": ["./hardhat.config.ts"],
   "include": ["packages/client", "packages/tasks", "packages/test"],
   "exclude": ["./typechain-types"]
 }