Test contract workflow (#173)

Co-authored-by: Eduardo <[email protected]>

.github/workflows/test_contract.yml

@@ -0,0 +1,29 @@
+name: Next.js CI
+
+on:
+  push:
+    paths:
+      - "packages/snfoundry/contracts/**"
+  pull_request:
+    paths:
+      - "packages/snfoundry/contracts/**"
+
+jobs:
+  snfoundry:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@master
+
+      - name: Install scarb
+        run: curl --proto '=https' --tlsv1.2 -sSf https://docs.swmansion.com/scarb/install.sh | sh -s -- -v 2.5.4
+
+      - name: Install snfoundryup
+        run: curl -L https://raw.githubusercontent.com/foundry-rs/starknet-foundry/master/scripts/install.sh | sh
+
+      - name: Install snforge
+        run: snfoundryup -v 0.23.0
+
+      - name: Run snforge tests
+        run: snforge test
+        working-directory: ./packages/snfoundry/contracts