diff --git a/.github/workflows/blank.yml b/.github/workflows/blank.yml
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+++ b/.github/workflows/blank.yml
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+
+name: build
+
+# Controls when the workflow will run
+on:
+  # Triggers the workflow on push or pull request events but only for the main branch
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  build:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v2
+      - name: Install Racket
+        uses: Bogdanp/setup-racket@v1.6.1
+        with:
+          architecture: 'x64'
+          distribution: 'full'
+          version: '8.11'
+      - name: Install deps
+        run:  raco pkg install --auto --batch --fail-fast rackcheck peg-gen typed-racket-datatype;
+      
+      - name: compile
+        run: raco pkg install; raco make main.rkt