fix some problems with url origins in web (denoising works there too)

docker/proxy-config.toml

@@ -1,4 +1,5 @@
-public_url = "https://127.0.0.1:4433"
+public_url = "https://localhost:64444"
+proxy_url = "https://127.0.0.1:4433/proxy"
 https_listen_address = "127.0.0.1:4433"
 http_listen_address = "127.0.0.1:4400"
 mumble_server_url = "127.0.0.1:64738"

gui/src/imp/web.rs

@@ -405,14 +405,16 @@ pub fn load_username() -> Option<String> {
         .ok()?
 }
 
+pub fn absolute_url(path: &str) -> Result<Url, Error> {
+    let window: web_sys::Window = web_sys::window().expect("no global `window` exists");
+    let location = window.location();
+    Ok(Url::parse(&location.href().ey()?)?.join(path)?)
+}
+
 pub async fn load_config() -> color_eyre::Result<ClientConfig> {
     let config_url = match option_env!("MUMBLE_WEB2_GUI_CONFIG_URL") {
         Some(url) => Url::parse(url)?,
-        None => {
-            let window: web_sys::Window = web_sys::window().expect("no global `window` exists");
-            let location = window.location();
-            Url::parse(&location.href().ey()?)?.join("config")?
-        }
+        None => absolute_url("config")?,
     };
     info!("loading config from {}", config_url);
 
@@ -448,9 +450,8 @@ pub fn init_logging() {
 
 // TODO: once we update to dioxus 0.7, swap this out with the dioxus-asset-resolver crate
 pub async fn read_asset_bytes(asset: &dioxus::prelude::Asset) -> color_eyre::Result<Vec<u8>> {
-    let path = asset.to_string();
-    let path = path.trim_matches('/');
-    Ok(reqwest::get(path).await?.bytes().await?.to_vec())
+    let url = absolute_url(asset.to_string().trim_matches('/'))?;
+    Ok(reqwest::get(url).await?.bytes().await?.to_vec())
 }
 
 pub struct SpawnHandle;

proxy/src/main.rs

@@ -39,6 +39,7 @@ fn default_cert_alt_names() -> Vec<String> {
 #[derive(Debug, Deserialize, Serialize)]
 struct Config {
     public_url: Url,
+    proxy_url: Option<Url>,
     https_listen_address: SocketAddr,
     http_listen_address: Option<SocketAddr>,
     cert_path: Option<PathBuf>,
@@ -82,7 +83,10 @@ async fn main() -> Result<()> {
         .map_err(|e| anyhow!("could not install crypto provider {e:?}"))?;
 
     let mut client_config = ClientConfig {
-        proxy_url: Some(server_config.public_url.join("proxy")?.to_string()),
+        proxy_url: match &server_config.proxy_url {
+            Some(url) => Some(url.to_string()),
+            None => Some(server_config.public_url.join("proxy")?.to_string()),
+        },
         status_url: Some(server_config.public_url.join("status")?.to_string()),
         cert_hash: None,
         any_server: false,