diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 0ba4761..3bf6427 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,7 +1,11 @@
+[0.2.15]
+- chore: schema service removed
+
+
 [0.2.14]
 - fix: update_message, load_messages
 - fix: auth service timeout added
-- dx: ruff 
+- dx: ruff
 
 
 [0.2.13]
diff --git a/inbox.graphql b/inbox.graphql
index 04e8b6e..9fc2dd2 100644
--- a/inbox.graphql
+++ b/inbox.graphql
@@ -1,7 +1,3 @@
-type _Service {
-    sdl: String
-}
-
 enum MessageStatus {
     NEW
     UPDATED
diff --git a/main.py b/main.py
index cdf1ba6..0be786b 100644
--- a/main.py
+++ b/main.py
@@ -6,8 +6,8 @@ from ariadne import load_schema_from_path, make_executable_schema
 from ariadne.asgi import GraphQL
 from starlette.applications import Starlette
 
-from services.rediscache import redis
 from services.schema import resolvers
+from services.rediscache import redis
 from settings import DEV_SERVER_PID_FILE_NAME, SENTRY_DSN, MODE
 
 import_module("resolvers")
diff --git a/validators/chat.py b/models/chat.py
similarity index 89%
rename from validators/chat.py
rename to models/chat.py
index 6f1fe87..e2506f6 100644
--- a/validators/chat.py
+++ b/models/chat.py
@@ -1,7 +1,7 @@
 from typing import TypedDict, Optional, List
 
-from validators.member import ChatMember
-from validators.message import Message
+from models.member import ChatMember
+from models.message import Message
 
 
 class Chat(TypedDict):
diff --git a/validators/member.py b/models/member.py
similarity index 100%
rename from validators/member.py
rename to models/member.py
diff --git a/validators/message.py b/models/message.py
similarity index 100%
rename from validators/message.py
rename to models/message.py
diff --git a/pyproject.toml b/pyproject.toml
index 5ef0965..217941d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "discoursio-inbox"
-version = "0.2.14"
+version = "0.2.15"
 description = "Inbox server for discours.io"
 authors = ["Tony Rewin <anton.rewin@gmail.com>"]
 
@@ -12,7 +12,7 @@ authors = ["Tony Rewin <anton.rewin@gmail.com>"]
 python = "^3.12"
 sentry-sdk = "^1.32.0"
 redis = { extras = ["hiredis"], version = "^5.0.1" }
-ariadne = "^0.20.1"
+ariadne = "^0.21"
 starlette = "^0.31.1"
 uvicorn = "^0.23.0"
 httpx = "^0.25.0"
@@ -63,4 +63,4 @@ line_length = 120
 select = ["E4", "E7", "E9", "F"]
 ignore = []
 line-length = 120
-target-version = "py312"
\ No newline at end of file
+target-version = "py312"
diff --git a/resolvers/chats.py b/resolvers/chats.py
index 529006c..74e1e98 100644
--- a/resolvers/chats.py
+++ b/resolvers/chats.py
@@ -5,9 +5,10 @@ from datetime import datetime, timezone
 from services.auth import login_required
 from services.rediscache import redis
 from services.schema import mutation
-from validators.chat import Chat, ChatUpdate
+from models.chat import Chat, ChatUpdate
 from services.presence import notify_chat
 
+
 @mutation.field("updateChat")
 @login_required
 async def update_chat(_, info, chat_new: ChatUpdate):
diff --git a/resolvers/load.py b/resolvers/load.py
index 8ffe705..427ad14 100644
--- a/resolvers/load.py
+++ b/resolvers/load.py
@@ -6,9 +6,9 @@ from services.auth import login_required
 from services.core import get_my_followings, get_all_authors
 from services.rediscache import redis
 from services.schema import query
-from validators.chat import Message, ChatPayload
-from validators.member import ChatMember
-from .chats import create_chat
+from models.chat import Message, ChatPayload
+from models.member import ChatMember
+from resolvers.chats import create_chat
 
 
 async def get_unread_counter(chat_id: str, author_id: int) -> int:
@@ -19,13 +19,11 @@ async def get_unread_counter(chat_id: str, author_id: int) -> int:
 # NOTE: not an API handler
 async def load_messages(
     chat_id: str, limit: int = 5, offset: int = 0, ids: Optional[List[int]] = None
-) -> List[Message]:
+) -> List[Message|None]:
     """load :limit messages for :chat_id with :offset"""
-    if ids is None:
-        ids = []
     messages = []
     try:
-        message_ids = [] + ids
+        message_ids = [] + (ids or [])
         if limit:
             mids = (await redis.lrange(f"chats/{chat_id}/message_ids", offset, offset + limit)) or []
             message_ids += mids
@@ -119,15 +117,16 @@ async def load_recipients(_, _info, limit=50, offset=0):
     onliners = (await redis.execute("SMEMBERS", "authors-online")) or []
     r = []
     all_authors: List[ChatMember] = await get_all_authors()
-    my_followings = await get_my_followings()
-    if len(my_followings) < limit:
-        my_followings = my_followings + all_authors[0 : limit - len(my_followings)]
-    for a in my_followings:
-        a["online"] = a["id"] in onliners
-        r.append(a)
+    my_followings: List[ChatMember] = await get_my_followings()
+    if all_authors:
+        if len(my_followings) < limit:
+            my_followings = my_followings + all_authors[0 : limit - len(my_followings)]
+        for a in my_followings:
+            a["online"] = a["id"] in onliners
+            r.append(a)
 
-    # NOTE: maybe sort members here
+        # NOTE: maybe sort members here
 
-    print(f"[resolvers.load] loadRecipients found {len(r)} members")
+        print(f"[resolvers.load] loadRecipients found {len(r)} members")
 
-    return {"members": r, "error": None}
+        return {"members": r, "error": None}
diff --git a/resolvers/messages.py b/resolvers/messages.py
index eed20f3..c2d6bad 100644
--- a/resolvers/messages.py
+++ b/resolvers/messages.py
@@ -1,11 +1,11 @@
 import json
-from datetime import datetime, timezone
+import time
 
 from services.auth import login_required
 from services.presence import notify_message
 from services.rediscache import redis
 from services.schema import mutation
-from validators.chat import Message
+from models.chat import Message
 
 
 @mutation.field("createMessage")
@@ -29,14 +29,14 @@ async def create_message(_, info, chat_id: str, body: str, reply_to=None):
         # Получение ID следующего сообщения
         message_id = await redis.execute("GET", f"chats/{chat_dict['id']}/next_message_id")
         message_id = int(message_id) if message_id else 0
-        chat_id = chat_dict['id']
+        chat_id = chat_dict["id"]
         # Создание нового сообщения
         new_message: Message = {
             "chat_id": chat_id,
             "id": message_id,
             "created_by": author_id,
             "body": body,
-            "created_at": int(datetime.now(tz=timezone.utc).timestamp()),
+            "created_at": int(time.time()),
             "updated_at": None,
         }
 
@@ -109,9 +109,9 @@ async def update_message(_, info, message):
         message["chat_id"] = chat_id
         await notify_message(message, "update")
 
-        return { "message": message, "error": None }
+        return {"message": message, "error": None}
     else:
-        return { "message": message, "error": "cannot update, no message_id" }
+        return {"message": message, "error": "cannot update, no message_id"}
 
 
 @mutation.field("deleteMessage")
@@ -164,7 +164,7 @@ async def mark_as_read(_, info, chat_id: str, message_id: int):
     if not message_data:
         return {"error": "message  not exist"}
     message: Message = json.loads(message_data)
-    
+
     await notify_message(message, "seen")
 
     return {"error": None}
diff --git a/services/auth.py b/services/auth.py
index e78033f..873d116 100644
--- a/services/auth.py
+++ b/services/auth.py
@@ -1,23 +1,17 @@
 from functools import wraps
-
 from httpx import AsyncClient, HTTPError
-
 from settings import AUTH_URL
 
-INTERNAL_AUTH_SERVER = "auth.discours.io" not in AUTH_URL
-
 
 async def check_auth(req):
-    print("%r" % req)
     token = req.headers.get("Authorization")
+    headers = {"Authorization": token, "Content-Type": "application/json"}  # "Bearer " + removed
     print(f"[services.auth] checking auth token: {token}")
 
-    query_name = "getSession" if INTERNAL_AUTH_SERVER else "session"
-    query_type = "mutation" if INTERNAL_AUTH_SERVER else "query"
+    query_name = "getSession" if "v2." in AUTH_URL else "session"
+    query_type = "mutation" if "v2." in AUTH_URL else "query"
     operation = "GetUserId"
 
-    headers = {"Authorization": token, "Content-Type": "application/json"}  # "Bearer " + removed
-
     gql = {
         "query": query_type + " " + operation + " { " + query_name + " { user { id } } " + " }",
         "operationName": operation,
@@ -26,21 +20,15 @@ async def check_auth(req):
 
     async with AsyncClient(timeout=30.0) as client:
         response = await client.post(AUTH_URL, headers=headers, json=gql)
-        print(f"[services.auth] response: {response.status_code} {response.text}")
+        print(f"[services.auth] {AUTH_URL} response: {response.status_code}")
         if response.status_code != 200:
             return False, None
         r = response.json()
-        try:
-            user_id = (
-                r.get("data", {}).get(query_name, {}).get("user", {}).get("id", None)
-                if INTERNAL_AUTH_SERVER
-                else r.get("data", {}).get(query_name, {}).get("user", {}).get("id", None)
-            )
+        if r:
+            user_id = r.get("data", {}).get(query_name, {}).get("user", {}).get("id", None)
             is_authenticated = user_id is not None
             return is_authenticated, user_id
-        except Exception as e:
-            print(f"{e}: {r}")
-            return False, None
+    return False, None
 
 
 def login_required(f):
diff --git a/services/core.py b/services/core.py
index 395b41e..768caac 100644
--- a/services/core.py
+++ b/services/core.py
@@ -1,65 +1,62 @@
 from httpx import AsyncClient
 from settings import API_BASE
+from typing import List
+from models.member import ChatMember
 
 headers = {"Content-Type": "application/json"}
-INTERNAL_AUTH_SERVER = "v2." in API_BASE
 
 
-async def get_all_authors():
+async def get_all_authors() -> List[ChatMember]:
     query_name = "authorsAll"
     query_type = "query"
     operation = "AuthorsAll"
     query_fields = "id slug userpic name"
-    headers = {"Content-Type": "application/json"}  # "Bearer " + removed
 
     gql = {
         "query": query_type + " " + operation + " { " + query_name + " { " + query_fields + " } " + " }",
         "operationName": operation,
         "variables": None,
     }
+
     async with AsyncClient() as client:
         try:
             response = await client.post(API_BASE, headers=headers, json=gql)
             print(f"[services.core] {query_name}: [{response.status_code}] {len(response.text)} bytes")
+            if response.status_code != 200:
+                return []
+            r = response.json()
+            if r:
+                return r.get("data", {}).get(query_name, [])
         except Exception:
             import traceback
 
             traceback.print_exc()
-       
-        if response.status_code != 200:
-            return None
-        r = response.json()
-        return r.get("data", {}).get(query_name)
+    return []
 
 
-async def get_my_followings():
+async def get_my_followings() -> List[ChatMember]:
     query_name = "loadMySubscriptions"
     query_type = "query"
     operation = "LoadMySubscriptions"
     query_fields = "id slug userpic name"
-    headers = {"Content-Type": "application/json"}  # "Bearer " + removed
 
     gql = {
         "query": query_type + " " + operation + " { " + query_name + " { authors {" + query_fields + "} } " + " }",
         "operationName": operation,
         "variables": None,
     }
+
     async with AsyncClient() as client:
         try:
-            response = await client.post(API_BASE, headers=headers, json=gql) 
+            response = await client.post(API_BASE, headers=headers, json=gql)
             print(f"[services.core] {query_name}: [{response.status_code}] {len(response.text)} bytes")
+            if response.status_code != 200:
+                return []
+            r = response.json()
+            if r:
+                return r.get("data", {}).get(query_name, {}).get("authors", [])
         except Exception:
             import traceback
 
             traceback.print_exc()
-       
-        if response.status_code != 200:
-            return None
-        r = response.json()
-        data = r.get("data")
-        if data:
-            d = data.get(query_name)
-            if d:
-                authors = d.get("authors", [])
-                return authors
-        return []
+    return []
diff --git a/services/presence.py b/services/presence.py
index 125dfa8..5ee6427 100644
--- a/services/presence.py
+++ b/services/presence.py
@@ -1,11 +1,11 @@
 import json
 
 from services.rediscache import redis
-from validators.chat import Message, ChatUpdate
+from models.chat import Message, ChatUpdate
 
 
 async def notify_message(message: Message, action="create"):
-    channel_name = f"message:{message["chat_id"]}"
+    channel_name = f"message:{message['chat_id']}"
     data = {"payload": message, "action": action}
     try:
         await redis.publish(channel_name, json.dumps(data))
diff --git a/services/rediscache.py b/services/rediscache.py
index d878609..5282471 100644
--- a/services/rediscache.py
+++ b/services/rediscache.py
@@ -1,5 +1,4 @@
 import redis.asyncio as aredis
-
 from settings import REDIS_URL
 
 
diff --git a/services/schema.py b/services/schema.py
index 55f7653..8bd983e 100644
--- a/services/schema.py
+++ b/services/schema.py
@@ -2,15 +2,4 @@ from ariadne import QueryType, MutationType
 
 query = QueryType()
 mutation = MutationType()
-
-
-@query.field("_service")
-def resolve_service(*_):
-    # Load the full SDL from your SDL file
-    with open("inbox.graphql", "r") as file:
-        full_sdl = file.read()
-
-    return {"sdl": full_sdl}
-
-
 resolvers = [query, mutation]