diff --git a/.github/runs-on.yml b/.github/runs-on.yml
new file mode 100644
index 0000000..4591b67
--- /dev/null
+++ b/.github/runs-on.yml
@@ -0,0 +1,11 @@
+runners:
+  # https://runs-on.com/features/custom-runners/
+  # https://aws.amazon.com/ec2/instance-types/
+  small:
+    cpu: 2
+    ram: 4
+    family: ["c7i", "c7i-flex", "c7a"]
+    hdd: 40
+    image: ubuntu24-full-arm64
+    spot: lowest-price
+    ssh: false