fix : html + css display

backend/Cargo.lock

@@ -91,6 +91,7 @@ dependencies = [
  "axum-server",
  "serde",
  "tokio",
+ "tower-http",
  "tracing-subscriber",
 ]
 
@@ -256,6 +257,12 @@ dependencies = [
  "pin-project-lite",
 ]
 
+[[package]]
+name = "http-range-header"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9171a2ea8a68358193d15dd5d70c1c10a2afc3e7e4c5bc92bc9f025cebd7359c"
+
 [[package]]
 name = "httparse"
 version = "1.10.1"
@@ -366,6 +373,16 @@ version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6877bb514081ee2a7ff5ef9de3281f14a4dd4bceac4c09388074a6b5df8a139a"
 
+[[package]]
+name = "mime_guess"
+version = "2.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7c44f8e672c00fe5308fa235f821cb4198414e1c77935c1ab6948d3fd78550e"
+dependencies = [
+ "mime",
+ "unicase",
+]
+
 [[package]]
 name = "mio"
 version = "1.2.0"
@@ -661,6 +678,32 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "tower-http"
+version = "0.6.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d4e6559d53cc268e5031cd8429d05415bc4cb4aefc4aa5d6cc35fbf5b924a1f8"
+dependencies = [
+ "bitflags",
+ "bytes",
+ "futures-core",
+ "futures-util",
+ "http",
+ "http-body",
+ "http-body-util",
+ "http-range-header",
+ "httpdate",
+ "mime",
+ "mime_guess",
+ "percent-encoding",
+ "pin-project-lite",
+ "tokio",
+ "tokio-util",
+ "tower-layer",
+ "tower-service",
+ "tracing",
+]
+
 [[package]]
 name = "tower-layer"
 version = "0.3.3"
@@ -719,6 +762,12 @@ dependencies = [
  "tracing-log",
 ]
 
+[[package]]
+name = "unicase"
+version = "2.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dbc4bc3a9f746d862c45cb89d705aa10f187bb96c76001afab07a0d35ce60142"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.24"

backend/Cargo.toml

@@ -9,3 +9,4 @@ axum-server = "0.8.0"
 serde = "1.0.228"
 tokio = { version = "1.50.0", features = ["full"] }
 tracing-subscriber = "0.3.23"
+tower-http = { version = "0.6", features = ["fs"] }

backend/src/main.rs

@@ -3,10 +3,13 @@ use std::net::SocketAddr;
 use std::path::Path;
 use tokio::fs::File;
 use tokio::io::{self, AsyncReadExt};
+use tower_http::services::ServeDir;
 
 #[tokio::main]
 async fn main() {
-    let app = Router::new().route("/", get(handler));
+    let app = Router::new()
+        .route("/", get(handler))
+        .nest_service("/assets", ServeDir::new("../web/assets"));
 
     let addr = SocketAddr::from(([127, 0, 0, 1], 3000));
     println!("listening on {}", addr);