chore: 1. add CORS layer; 2. fix UTXO api

README.md

@@ -1 +1,3 @@
-# ns-rs
+# ns-rs
+
+Rust implementation of NS-Protocol (Name & Service Protocol) by the LDC Labs

crates/ns-indexer/Cargo.toml

@@ -30,6 +30,7 @@ serde_json = { workspace = true }
 log = { workspace = true }
 structured-logger = { workspace = true }
 futures = { workspace = true }
+http = "1"
 axum = { version = "0.7", features = [
   "http1",
   "http2",
@@ -59,6 +60,7 @@ tower-http = { version = "0.5", features = [
   "decompression-gzip",
   "decompression-zstd",
   "propagate-header",
+  "cors",
 ] }
 validator = { version = "0.16", features = ["derive"] }
 

crates/ns-indexer/src/api/utxo.rs

@@ -56,8 +56,10 @@ impl UtxoAPI {
             for spent in &utxo.1 {
                 utxos.remove(&(&spent.txid, spent.vout));
             }
-            for (_, unspent) in &utxo.2 {
-                utxos.insert((&unspent.txid, unspent.vout), unspent.clone());
+            for (addr, unspent) in &utxo.2 {
+                if addr == &address {
+                    utxos.insert((&unspent.txid, unspent.vout), unspent.clone());
+                }
             }
         }
 

crates/ns-indexer/src/router.rs

@@ -4,6 +4,7 @@ use tower::ServiceBuilder;
 use tower_http::{
     catch_panic::CatchPanicLayer,
     compression::{predicate::SizeAbove, CompressionLayer},
+    cors::CorsLayer,
 };
 
 use ns_axum_web::context;
@@ -15,6 +16,7 @@ pub fn new(state: Arc<api::IndexerAPI>) -> Router {
     let mds = ServiceBuilder::new()
         .layer(CatchPanicLayer::new())
         .layer(middleware::from_fn(context::middleware))
+        .layer(CorsLayer::very_permissive())
         .layer(CompressionLayer::new().compress_when(SizeAbove::new(encoding::MIN_ENCODING_SIZE)));
 
     Router::new()