diff --git a/app/__init__.py b/app/__init__.py
deleted file mode 100644
index e69de29..0000000
diff --git a/app/__main__.py b/app/__main__.py
deleted file mode 100644
index 0ae0fbb..0000000
--- a/app/__main__.py
+++ /dev/null
@@ -1,7 +0,0 @@
-if __name__ == '__main__':
-  try:
-    from main import run
-  except ImportError:
-    from .main import run
-
-  run()
diff --git a/app/core/router.py b/app/core/router.py
new file mode 100644
index 0000000..0d1a300
--- /dev/null
+++ b/app/core/router.py
@@ -0,0 +1,20 @@
+from fastapi import APIRouter, Request
+
+from fastapi.responses import HTMLResponse
+from jinja2 import Environment, FileSystemLoader, select_autoescape
+
+router = APIRouter()
+
+# Inicjalizacja Jinja2
+templates_env = Environment(
+  loader=FileSystemLoader("app/templates"),
+  autoescape=select_autoescape(["html", "xml"]),
+)
+
+
+# Przykładowy endpoint HTML
+@router.get("/", response_class=HTMLResponse)
+async def index(request: Request) -> HTMLResponse:
+  template = templates_env.get_template("index.html")
+  html = template.render(title="Strona główna", request=request)
+  return HTMLResponse(content=html)
diff --git a/app/main.py b/app/main.py
index 4b13b8a..7eb04a5 100644
--- a/app/main.py
+++ b/app/main.py
@@ -1,41 +1,68 @@
-from fastapi import FastAPI, Request
-from fastapi.responses import HTMLResponse
-from jinja2 import Environment, FileSystemLoader, select_autoescape
+import logging
+
+from fastapi import FastAPI
 
-from app.api.v1 import router as api_v1_router
 from app.config import get_settings
 from app.core.core import WebhookProcessor
-
-# Inicjalizacja Jinja2
-templates_env = Environment(
-  loader=FileSystemLoader("app/templates"),
-  autoescape=select_autoescape(["html", "xml"]),
-)
-
-app = FastAPI(title="Karl", version="0.1.0")
-
-# Rejestracja routera API pod /api/v1
-app.include_router(api_v1_router, prefix="/api/v1", tags=["v1"])
-# app.add_event_handler()
-
-webhook_service = WebhookProcessor()
-print(webhook_service.health)
+from app.util.logging import LoggingHandler, ExternalLoggingHandler
 
 
-# Przykładowy endpoint HTML
-@app.get("/", response_class=HTMLResponse)
-async def index(request: Request) -> HTMLResponse:
-  template = templates_env.get_template("index.html")
-  html = template.render(title="Strona główna", request=request)
-  return HTMLResponse(content=html)
+class KarlApplication:
+  def __init__(self) -> None:
+    self._set_logging()
+    app = FastAPI(title="Karl", version="0.1.0")
+    self._set_routes(app)
+    self._set_events(app)
+    self._init_services()
+    pass
+
+  def _set_logging(self):
+    logging.basicConfig(level=logging.INFO, handlers=[LoggingHandler()])
+
+    loggers = (
+      "uvicorn",
+      "uvicorn.access",
+      "uvicorn.error",
+      "fastapi",
+      "asyncio",
+      "starlette",
+    )
+    external_handler = ExternalLoggingHandler()
+    for logger_name in loggers:
+      logging_logger = logging.getLogger(logger_name)
+      logging_logger.handlers = [external_handler]
+      logging_logger.propagate = False
+
+  def _set_routes(self, app: FastAPI):
+    from app.core.router import router as core_router
+    app.include_router(core_router)
+    from app.api.v1 import router as api_v1_router
+    app.include_router(api_v1_router, prefix="/api/v1", tags=["v1"])
+    pass
+
+  def _set_events(self, app: FastAPI):
+    pass
+
+  def _init_services(self):
+    logger = logging.getLogger(__name__)
+
+    webhook_service = WebhookProcessor()
+    logger.info(webhook_service.health)
 
 
-def run() -> None:
+def app():
+  return KarlApplication()
+
+
+if __name__ == "__main__":
   import uvicorn
+
   settings = get_settings()
   uvicorn.run(
     "app.main:app",
+    factory=True,
     host=settings.app.host,
     port=settings.app.port,
     reload=settings.app.reload,
+    log_config=None,
   )
diff --git a/app/util/logging.py b/app/util/logging.py
new file mode 100644
index 0000000..29992b6
--- /dev/null
+++ b/app/util/logging.py
@@ -0,0 +1,59 @@
+from logging import Formatter, StreamHandler
+
+
+class NamingCache:
+  def __init__(self):
+    self._cache = {}
+
+  def __getitem__(self, key):
+    if key not in self._cache:
+      self._cache[key] = self.shorten(key)
+    return self._cache[key]
+
+  @staticmethod
+  def shorten(logger_name: str) -> str:
+    target_length = 18
+    if len(logger_name) > target_length:
+      parts = logger_name.split('.')
+      part = 0
+      while len(logger_name) > target_length:
+        if part == len(parts) - 1:
+          logger_name = f'...{logger_name[-(target_length - 3):]}'
+          break
+        parts[part] = parts[part][0]
+        logger_name = '.'.join(parts)
+        part += 1
+
+    return logger_name.ljust(target_length)
+
+
+class ApplicationFormatter(Formatter):
+  def __init__(self, handler_prefix: str = ''):
+    super().__init__()
+    self._logger_names = NamingCache()
+    self._handler_prefix = handler_prefix
+
+  def format(self, record):
+    from datetime import datetime
+    timestamp = datetime.fromtimestamp(record.created).isoformat(sep=' ', timespec='milliseconds')
+    level = record.levelname.replace('WARNING', 'WARN').rjust(5)
+    thread_name = record.threadName.replace(' (', '#').replace(')', '').rjust(16)[-16:] # TODO: NamingCache?
+    logger_name = self._logger_names[f"{self._handler_prefix}{record.name}"]
+    message = record.getMessage()
+    formatted = f"{timestamp} {level} [{thread_name}] {logger_name} : {message}"
+
+    if record.exc_info:
+      formatted += "\n" + self.formatException(record.exc_info)
+
+    return formatted
+
+
+class LoggingHandler(StreamHandler):
+  def __init__(self):
+    super().__init__()
+    self.setFormatter(ApplicationFormatter(handler_prefix='karl.'))
+
+class ExternalLoggingHandler(StreamHandler):
+  def __init__(self):
+    super().__init__()
+    self.setFormatter(ApplicationFormatter())
diff --git a/run.sh b/run.sh
index c65ef75..8d2e2b9 100644
--- a/run.sh
+++ b/run.sh
@@ -1 +1 @@
-uv run uvicorn app.main:app --reload
+uvicorn app.main:app --factory --reload