diff --git a/.env.example b/.env.example
index 8016f33..b725086 100644
--- a/.env.example
+++ b/.env.example
@@ -2,7 +2,7 @@ export FOUNDRY_SCRIPT_DEPS=deployed
 export FOUNDRY_EXPORTS_OVERWRITE_LATEST=true
 export L1="sepolia"
 export L2="arbitrum_one_sepolia"
-export ETH_RPC_URL=
+export MAINNET_RPC_URL=
 export ARBITRUM_ONE_RPC_URL=
 export SEPOLIA_RPC_URL=
 export ARBITRUM_ONE_SEPOLIA_RPC_URL=
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..fd09b9d
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,37 @@
+name: test
+
+on: [push, pull_request]
+
+env:
+  FOUNDRY_PROFILE: ci
+
+jobs:
+  check:
+    strategy:
+      fail-fast: true
+
+    name: Foundry project
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Install Foundry
+        uses: foundry-rs/foundry-toolchain@v1
+        with:
+          version: nightly
+
+      - name: Run Forge build
+        run: |
+          forge --version
+          forge build --sizes
+        id: build
+
+      - name: Run Forge tests
+        run: |
+          forge test -vvv
+        id: test
+        env:
+          MAINNET_RPC_URL: ${{ secrets.MAINNET_RPC_URL }}
+          ARBITRUM_ONE_RPC_URL: ${{ secrets.ARBITRUM_ONE_RPC_URL }}