use axum::response::{IntoResponse, Response}; pub trait LD { fn ld_context(self) -> Self; fn new_object() -> serde_json::Value { serde_json::Value::Object(serde_json::Map::default()) } } impl LD for serde_json::Value { fn ld_context(mut self) -> Self { if let Some(obj) = self.as_object_mut() { obj.insert( "@context".to_string(), serde_json::Value::Array(vec![ serde_json::Value::String("https://www.w3.org/ns/activitystreams".into()) ]), ); } else { tracing::warn!("cannot add @context to json value different than object"); } self } } // got this from https://github.com/kitsune-soc/kitsune/blob/b023a12b687dd9a274233a5a9950f2de5e192344/kitsune/src/http/responder.rs // i was trying to do it with middlewares but this is way cleaner pub struct JsonLD(pub T); impl IntoResponse for JsonLD { fn into_response(self) -> Response { // headers body ([("Content-Type", "application/ld+json")], axum::Json(self.0)).into_response() } }