add api docs with bruno

docs/api/auth/Register new user.bru

@@ -0,0 +1,23 @@
+meta {
+  name: Register new user
+  type: http
+  seq: 1
+}
+
+post {
+  url: {{base_url}}/api/auth/register
+  body: json
+  auth: inherit
+}
+
+body:json {
+  {
+    "login": "tsivinsky",
+    "password": "Daniil2000"
+  }
+}
+
+settings {
+  encodeUrl: true
+  timeout: 0
+}