feat: added /api/v1/instance in mastodon api

because aode relay blasts me of requests on that endpoint... aode you
should limit how many fetches you do!!!!!!!!!!

src/routes/mastodon/instance.rs

@@ -0,0 +1,22 @@
+use axum::{extract::State, Json};
+
+use crate::server::Context;
+
+
+pub async fn get(
+	State(ctx): State<Context>,
+) -> crate::Result<Json<mastodon_async_entities::instance::Instance>> {
+	Ok(Json(mastodon_async_entities::instance::Instance {
+		uri: ctx.domain().to_string(),
+		title: "μpub".to_string(),
+		description: "micro social network, federated".to_string(),
+		email: "me@alemi.dev".to_string(),
+		version: crate::VERSION.to_string(),
+		urls: None,
+		stats: None,
+		thumbnail: None,
+		languages: None,
+		contact_account: None,
+		max_toot_chars: None,
+	}))
+}

src/routes/mastodon/mod.rs

@@ -1,4 +1,5 @@
 pub mod accounts;
+pub mod instance;
 
 use axum::{http::StatusCode, routing::{delete, get, patch, post}, Router};
 use crate::server::Context;
@@ -70,6 +71,8 @@ impl MastodonRouter for Router<Context> {
 				.route("/profile/avatar", delete(todo))
 				.route("/profile/header", delete(todo))
 				.route("/statuses", post(todo))
+				// ...
+				.route("/instance", get(mas::instance::get))
 		)
 	}
 }