feat: Add ability to inspect build information and features at runtime

Also re-adds ability to inspect used features

src/api/Cargo.toml

@@ -2,6 +2,7 @@
 name = "conduwuit_api"
 description.workspace = true
 edition.workspace = true
+homepage.workspace = true
 license.workspace = true
 readme.workspace = true
 repository.workspace = true
@@ -76,8 +77,10 @@ axum.workspace = true
 base64.workspace = true
 bytes.workspace = true
 conduwuit-core.workspace = true
+conduwuit-macros.workspace = true
 conduwuit-service.workspace = true
 const-str.workspace = true
+ctor.workspace = true
 futures.workspace = true
 hmac.workspace = true
 http.workspace = true

src/api/mod.rs

@@ -3,6 +3,9 @@
 
 extern crate conduwuit_core as conduwuit;
 extern crate conduwuit_service as service;
+
+conduwuit_macros::introspect_crate! {}
+
 pub mod client;
 pub mod router;
 pub mod server;