diff --git a/justfile b/justfile
new file mode 100644
index 0000000..e39d713
--- /dev/null
+++ b/justfile
@@ -0,0 +1,13 @@
+# vim: set ft=make :
+
+bootstrap:
+	echo "eval $(opam env)" > .envrc
+	direnv allow
+	opam create . "4.11.1"
+	opam install --deps-only .
+
+build:
+	dune build src/main.exe
+
+run: build
+	_build/default/src/main.exe