rakka-dashboard 0.2.0

rakka dashboard — optional HTTP/WebSocket observability service with embedded React UI.
Documentation 
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//! Static SPA asset serving. When the `embed-ui` feature is enabled this
//! module bakes `ui/dist/` into the binary via `rust-embed`. When the
//! feature is disabled we provide a helpful placeholder fallback so the
//! service still responds on `/` with a JSON pointer to the dev server.

#[cfg(feature = "embed-ui")]
use axum::body::Body;
#[cfg(feature = "embed-ui")]
use axum::http::{header, StatusCode, Uri};
#[cfg(feature = "embed-ui")]
use axum::response::{IntoResponse, Response};

#[cfg(feature = "embed-ui")]
use rust_embed::RustEmbed;

#[cfg(feature = "embed-ui")]
#[derive(RustEmbed)]
#[folder = "ui/dist"]
struct SpaAssets;

#[cfg(feature = "embed-ui")]
pub async fn serve_embedded(uri: Uri) -> Response {
    let mut path = uri.path().trim_start_matches('/').to_string();
    if path.is_empty() || SpaAssets::get(&path).is_none() {
        path = "index.html".into();
    }
    match SpaAssets::get(&path) {
        Some(content) => {
            let mime = content.metadata.mimetype();
            Response::builder()
                .header(header::CONTENT_TYPE, mime)
                .body(Body::from(content.data.into_owned()))
                .unwrap()
        }
        None => (StatusCode::NOT_FOUND, "not found").into_response(),
    }
}

#[cfg(not(feature = "embed-ui"))]
pub async fn serve_embedded() -> axum::Json<serde_json::Value> {
    axum::Json(serde_json::json!({
        "ui": "not embedded",
        "hint": "build with --features embed-ui or run the Vite dev server on :5173",
    }))
}