add jerbuild

ober

20e8aba2e60ff60ea9dea5d6da9fa7fe85775a82

diff --git a/.jerbuild b/.jerbuild
new file mode 100644
index 0000000..6873247
--- /dev/null
+++ b/.jerbuild
@@ -0,0 +1,12 @@
+;; Build jdns with a standalone jerbuild binary.
+
+(entry "bin/jdns.ss")
+(output "jdns")
+(requires "cc" "cargo" "../jerboa/jerboa-native-rs")
+(notes "No DuckDB. The wasm/ workspace builds DNS/CDB wasm payloads; jerboa-native-rs only needs the wasm sandbox feature.")
+(libdirs "lib")
+(pre-build "sh wasm/build.sh")
+(rust-crates
+  ("../jerboa/jerboa-native-rs/Cargo.toml"
+   features: "wasm"
+   no-default-features: #t))