fix: wasm build

Author: Frando

.cargo/config.toml

@@ -0,0 +1,3 @@
+# It's recommended to set the flag on a per-target basis:
+[target.wasm32-unknown-unknown]
+rustflags = ['--cfg', 'getrandom_backend="wasm_js"']

Cargo.lock

@@ -253,6 +253,7 @@ mod tests {
         assert_eq!(res.relay_url.map(Url::from), Some(relay_url));
 
         server.shutdown().await?;
+        drop(testnet);
         Ok(())
     }
 

iroh-dns-server/src/lib.rs

@@ -89,6 +89,13 @@ toml = { version = "0.8", optional = true }
 tracing-subscriber = { version = "0.3", features = [
     "env-filter",
 ], optional = true }
+# needed by pkarr to enable wasm_js feature
+getrandom = { version = "0.3.1", default-features = false }
+
+# wasm-in-browser
+[target.'cfg(all(target_family = "wasm", target_os = "unknown"))'.dependencies]
+# enable wasm_js feature in getrandom
+getrandom = { version = "0.3.1", default-features = false, features = ["wasm_js"] }
 
 # non-wasm-in-browser dependencies
 [target.'cfg(not(all(target_family = "wasm", target_os = "unknown")))'.dependencies]