Fix CI (Layr-Labs#107)

- Add foundry installation to CI
- Remove CI environments to avoid the github deploy messages

.github/workflows/integration.yml

@@ -10,7 +10,6 @@ jobs:
   build:
     name: Build
     runs-on: ubuntu-latest
-    environment: testing
     steps:
       - name: Install Rust
         uses: dtolnay/[email protected]
@@ -27,7 +26,6 @@ jobs:
   lint:
     name: Run Lints
     runs-on: ubuntu-latest
-    environment: testing
     steps:
       - name: Install Rust
         uses: dtolnay/[email protected]
@@ -49,7 +47,6 @@ jobs:
   test:
     name: Run Tests
     runs-on: ubuntu-latest
-    environment: testing
 
     env:
       HOLESKY_WS_URL: ${{ secrets.HOLESKY_WS_URL }}
@@ -85,6 +82,9 @@ jobs:
         with:
           cache-on-failure: true
 
+      - name: Install Foundry
+        run: cargo install --git https://github.com/foundry-rs/foundry --profile release --locked foundry-cast anvil
+
       - name: docker
         uses: docker-practice/actions-setup-docker@master