feat: initial REST endpoints and websocket

/create
/delete
/ws

justfile

@@ -1,5 +1,5 @@
 _list:
-    @just --list
+    @just --list --unsorted
 
 # Check project
 check:
@@ -16,3 +16,14 @@ fmt:
     just --unstable --fmt
     cargo fmt
     taplo fmt `fd --extension=toml`
+
+run-backend:
+    RUST_LOG=debug cargo run -p backend
+
+# POST /create
+create-gul-bus:
+    xh post 127.0.0.1:4000/create goal='pej på en gul bus'
+
+# ws://<host>/ws
+subscribe-ws:
+    websocat ws://127.0.0.1:4000/ws