diff --git a/smart-house-web/backend/src/house.rs b/smart-house-web/backend/src/house.rs
index 96ab237..be6b972 100644
--- a/smart-house-web/backend/src/house.rs
+++ b/smart-house-web/backend/src/house.rs
@@ -52,6 +52,7 @@ impl Thermometer {
 }
 
 #[derive(Debug, Serialize, Deserialize)]
+#[serde(tag = "type")]
 pub enum Device {
     PowerSocket(PowerSocket),
     Thermometer(Thermometer),
@@ -115,4 +116,8 @@ impl House {
         }
         output
     }
+
+    pub fn get_rooms(&self) -> &HashMap<String, Room> {
+        &self.rooms
+    }
 }
diff --git a/smart-house-web/backend/src/server.rs b/smart-house-web/backend/src/server.rs
index d3c9d85..a8f5182 100644
--- a/smart-house-web/backend/src/server.rs
+++ b/smart-house-web/backend/src/server.rs
@@ -1,9 +1,20 @@
+use axum::routing::get;
 use std::{
+    collections::HashMap,
     process::exit,
-    sync::atomic::{AtomicUsize, Ordering},
+    sync::{
+        Arc,
+        atomic::{AtomicUsize, Ordering},
+    },
 };
+use tokio::sync::RwLock;
 use tracing::{error, info};
 
+use crate::House;
+
+mod debug;
+mod rooms;
+
 pub fn run_server() {
     let runtime = match tokio::runtime::Builder::new_multi_thread()
         .name("tokio")
@@ -26,9 +37,16 @@ pub fn run_server() {
     runtime.block_on(server_main());
 }
 
+type ServerState = Arc<RwLock<House>>;
+
 async fn server_main() {
+    let state: ServerState = Arc::new(RwLock::new(House::new(HashMap::new())));
+
     let app = axum::Router::new()
+        .route("/debug", get(debug::debug))
+        .route("/rooms", get(rooms::get_rooms))
         // TODO
+        .with_state(state)
         .fallback(fallback);
     let addr = "127.0.0.1:8080";
     let listener = match tokio::net::TcpListener::bind(addr).await {
diff --git a/smart-house-web/backend/src/server/debug.rs b/smart-house-web/backend/src/server/debug.rs
new file mode 100644
index 0000000..76d72a8
--- /dev/null
+++ b/smart-house-web/backend/src/server/debug.rs
@@ -0,0 +1,12 @@
+use std::collections::HashMap;
+
+use axum::{Json, extract::State};
+
+use crate::{Device, PowerSocket, Room, Thermometer};
+
+pub async fn debug(State(_server_state): State<super::ServerState>) -> Json<Room> {
+    let mut map = HashMap::<String, Device>::with_capacity(16);
+    map.insert("therm_0".into(), Thermometer::new(22.5).into());
+    map.insert("psock_0".into(), PowerSocket::new(12.1, false).into());
+    Room::new(map).into()
+}
diff --git a/smart-house-web/backend/src/server/rooms.rs b/smart-house-web/backend/src/server/rooms.rs
new file mode 100644
index 0000000..a3d7faa
--- /dev/null
+++ b/smart-house-web/backend/src/server/rooms.rs
@@ -0,0 +1,8 @@
+use axum::{Json, extract::State};
+
+use crate::Room;
+
+pub async fn get_rooms(State(server_state): State<super::ServerState>) -> Json<Vec<Room>> {
+    let _x = server_state.read().await.get_rooms();
+    todo!()
+}
diff --git a/smart-house-web/backend/test.http b/smart-house-web/backend/test.http
new file mode 100644
index 0000000..49bb354
--- /dev/null
+++ b/smart-house-web/backend/test.http
@@ -0,0 +1,5 @@
+###
+GET http://localhost:8080/debug
+Content-Type: application/json
+
+{}