feat(chat): added base for chat service

added front html

nigel in the mud

route function with openapi - gen

clean up the code a little

after pull request

src/redocly.yaml

@@ -3,6 +3,8 @@ apis:
     root: ./auth/openapi.json
   user:
     root: ./user/openapi.json
+  chat:
+    root: ./chat/openapi.json
 
 rules:
   info-license: warn