diff --git a/build_circuits.sh b/build_circuits.sh
new file mode 100644
index 0000000..b905286
--- /dev/null
+++ b/build_circuits.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+echo 'test'
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..c857049
--- /dev/null
+++ b/package.json
@@ -0,0 +1,25 @@
+{
+  "name": "eth-attestor",
+  "version": "0.0.1",
+  "description": "Attestations to Ethereum data in circom",
+  "main": "index.js",
+  "scripts": {
+    "build": "./build_circuits.sh",
+  },
+  "repository": "git@github.com:yi-sun/eth-attestor.git",
+  "author": "Yi Sun <yi-sun@users.noreply.github.com>",
+  "dependencies": {
+    "circomlib": "^2.0.2",
+    "snarkjs": "^0.4.10"
+  },
+  "devDependencies": {
+    "@types/chai": "^4.3.0",
+    "@types/expect": "^24.3.0",
+    "@types/mocha": "^9.0.0",
+    "chai": "^4.3.4",
+    "circom_tester": "0.0.9",
+    "mocha": "^9.1.3",
+    "ts-node": "^10.4.0",
+    "typescript": "^4.5.4"
+  }
+}
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..674bd7e
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,12 @@
+{
+    "compilerOptions": {
+      "target": "ES2020",
+      "module": "commonjs",
+      "strict": true,
+      "resolveJsonModule": true,
+      "esModuleInterop": true,
+      "skipLibCheck": true,
+      "forceConsistentCasingInFileNames": true
+    },
+    "include": ["./scripts", "./test"]
+}