diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 00000000..58e1549c
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,32 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+      - kendall/github-ci # TODO remove!
+  pull_request:
+    branches:
+      - '*'
+
+env:
+  CARGO_TERM_COLOR: always
+  # Make sure CI fails on all warnings, including Clippy lints
+  RUSTFLAGS: "-Dwarnings"
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Init Hermit
+        uses: cashapp/activate-hermit@v1
+        with:
+          cache: true
+      - name: Build
+        run: just build
+
+  # test:
+  #   # ...
+  # lint:
+  #   # ...