feat: add ci job

.github/actions/setup/action.yml

@@ -0,0 +1,21 @@
+name: Setup
+
+description: Ponder monorepo action setup
+
+runs:
+  using: composite
+  steps:
+    - name: Set up pnpm
+      uses: pnpm/action-setup@v2
+      with:
+        version: latest
+
+    - name: Set up node
+      uses: actions/setup-node@v3
+      with:
+        cache: pnpm
+        node-version: ${{ matrix.node-version }}
+
+    - name: Install dependencies
+      shell: bash
+      run: pnpm install --frozen-lockfile

.github/workflows/ci.yml

@@ -0,0 +1,31 @@
+name: Continuous Integration
+
+on: [push, pull_request]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        node-version: [18, 20]
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v4
+
+      - name: Setup
+        uses: ./.github/actions/setup
+
+      - name: Codegen
+        run: pnpm codegen
+
+      - name: Typecheck
+        run: pnpm typecheck
+
+      - name: Lint
+        run: pnpm lint

package.json

@@ -8,7 +8,7 @@
     "start": "ponder start",
     "codegen": "ponder codegen",
     "lint": "eslint .",
-    "typecheck": "tsc",
+    "typecheck": "tsc --noEmit",
     "docker:build": "docker build -t stratosphere-points-indexer .",
     "docker:run": "docker run --env-file .env -p 3000:3000 stratosphere-points-indexer"
   },