chore: support hardhat

Author: just-mitch

l1-contracts/.gitignore

@@ -36,3 +36,5 @@ gas_benchmark.diff
 /bench-out
 
 /coverage
+
+node_modules

l1-contracts/package.json

@@ -3,6 +3,17 @@
   "version": "0.1.0",
   "license": "Apache-2.0",
   "description": "Aztec contracts for the Ethereum mainnet and testnets",
+  "files": [
+    "src/**/*.sol",
+    "lib/**/*.sol",
+    "foundry.toml",
+    "remappings.txt"
+  ],
+  "exports": {
+    "./contracts/*": "./src/*",
+    "./foundry.toml": "./foundry.toml",
+    "./remappings.txt": "./remappings.txt"
+  },
   "devDependencies": {
     "@openzeppelin/merkle-tree": "^1.0.8",
     "ox": "^0.8.3",

l1-contracts/remappings.txt

@@ -0,0 +1,11 @@
+@oz/=lib/openzeppelin-contracts/contracts/
+@aztec/=src/
+@test/=test/
+@zkpassport/=lib/circuits/src/solidity/src/
+@zkpassport-test/=lib/circuits/src/solidity/test/
+@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/
+circuits/=lib/circuits/src/
+erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/
+forge-std/=lib/forge-std/src/
+halmos-cheatcodes/=lib/openzeppelin-contracts/lib/halmos-cheatcodes/src/
+openzeppelin-contracts/=lib/openzeppelin-contracts/