feat(ci): add ci checks

.github/actions/setup/action.yaml

@@ -0,0 +1,22 @@
+name: Setup
+runs:
+  using: composite
+  steps:
+    - uses: pnpm/action-setup@v2
+
+    - name: set nx base and head ref
+      uses: nrwl/nx-set-shas@v4
+
+    - name: log nx base and head ref
+      run: |
+        echo "BASE: ${{ env.NX_BASE }}"
+        echo "HEAD: ${{ env.NX_HEAD }}"
+      shell: bash
+
+    - name: pnpm install node modules
+      run: pnpm i --frozen-lockfile
+      shell: bash
+
+    - name: pnpm build
+      run: pnpm nx affected --base=$NX_BASE --head=$NX_HEAD --target=build
+      shell: bash

.github/actions/supersim/action.yaml

@@ -0,0 +1,8 @@
+name: Supersim
+runs:
+  using: composite
+  steps:
+    - name: Install Supersim
+      uses: jaxxstorm/[email protected]
+      with:
+        repo: ethereum-optimism/supersim

.github/workflows/main.yaml

@@ -0,0 +1,84 @@
+name: Unit Tests
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+  merge_group:
+    branches:
+      - main
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: 'read'
+  actions: 'read'
+
+jobs:
+  typecheck:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Setup
+        uses: ./.github/actions/setup
+      - name: Run TypeChecker
+        run: |
+          pnpm nx affected --base=$NX_BASE --head=$NX_HEAD --target=typecheck
+
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Set up foundry
+        uses: foundry-rs/foundry-toolchain@v1
+      - name: Setup
+        uses: ./.github/actions/setup
+      - name: Run Linters
+        run: |
+          pnpm nx affected --base=$NX_BASE --head=$NX_HEAD --target=lint
+
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Set up foundry
+        uses: foundry-rs/foundry-toolchain@v1
+      - name: Setup
+        uses: ./.github/actions/setup
+      - name: Supersim Setup
+        uses: ./.github/actions/supersim
+      - name: Run Tests
+        run: |
+          pnpm nx affected --base=$NX_BASE --head=$NX_HEAD --target=test
+
+    e2e-test:
+      runs-on: ubuntu-latest
+      steps:
+        - name: Checkout
+          uses: actions/checkout@v3
+          with:
+            fetch-depth: 0
+        - name: Set up foundry
+          uses: foundry-rs/foundry-toolchain@v1
+        - name: Setup
+          uses: ./.github/actions/setup
+        - name: Supersim Setup
+          uses: ./.github/actions/supersim
+        - name: Run E2E Tests
+          run: |
+            pnpm nx affected --base=$NX_BASE --head=$NX_HEAD --target=e2e-test