diff --git a/.devcontainer.json b/.devcontainer.json
index 95f82a3..150e1a9 100644
--- a/.devcontainer.json
+++ b/.devcontainer.json
@@ -38,6 +38,5 @@
     },
     "remoteUser": "vscode",
     "features": {
-        "ghcr.io/devcontainers/features/rust:1": {}
     }
 }
\ No newline at end of file
diff --git a/.github/scripts/update_hacs_manifest.py b/.github/scripts/update_hacs_manifest.py
index 193d624..db59a53 100644
--- a/.github/scripts/update_hacs_manifest.py
+++ b/.github/scripts/update_hacs_manifest.py
@@ -1,4 +1,5 @@
 """Update the manifest file."""
+
 import json
 import os
 import sys
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index ddcbf27..88405cc 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,7 +1,7 @@
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: v0.2.2
+    rev: v0.3.5
     hooks:
       # Run the linter.
       - id: ruff
diff --git a/custom_components/tech/CONTRIBUTING.md b/CONTRIBUTING.md
similarity index 100%
rename from custom_components/tech/CONTRIBUTING.md
rename to CONTRIBUTING.md
diff --git a/README.md b/README.md
index 2942635..7267ee9 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,7 @@ Platform | Description
 `sensor` | Show info and status from Tech API.
 `climate` | Thermostats.
 
-![Tech Thermostat Cards](/custom_components/tech/images/ha-tech-1.png)
+![Tech Thermostat Cards](./images/ha-tech-1.png)
 
 ## :pencil2: Plans for development
 
@@ -71,15 +71,15 @@ Platform | Description
 1. You should see "Success!" dialog with the name of the imported controller(s).
 1. Now you should have Climate entities representing your home zones available in Home Assistant. Go to your UI Lovelace configuration and add Thermostat card with your Climate entities.
 
-![Tech Controllers Setup 1](/custom_components/tech/images/ha-tech-add-integration-1.png)
+![Tech Controllers Setup 1](./images/ha-tech-add-integration-1.png)
 
-![Tech Controllers Setup 2](/custom_components/tech/images/ha-tech-add-integration-2.png)
+![Tech Controllers Setup 2](./images/ha-tech-add-integration-2.png)
 
-![Tech Controllers Setup 3](/custom_components/tech/images/ha-tech-add-integration-3.png)
+![Tech Controllers Setup 3](./images/ha-tech-add-integration-3.png)
 
-![Tech Controllers Setup 3](/custom_components/tech/images/ha-tech-add-integration-4.png)
+![Tech Controllers Setup 3](./images/ha-tech-add-integration-4.png)
 
-![Tech Controllers Setup 4](/custom_components/tech/images/ha-tech-2.png)
+![Tech Controllers Setup 4](./images/ha-tech-2.png)
 
 ## :arrow_up: Migration to version 2
 
diff --git a/custom_components/tech/__init__.py b/custom_components/tech/__init__.py
index e5a1111..2fde72a 100644
--- a/custom_components/tech/__init__.py
+++ b/custom_components/tech/__init__.py
@@ -1,4 +1,5 @@
 """The Tech Controllers integration."""
+
 import asyncio
 import logging
 import re
diff --git a/custom_components/tech/assets.py b/custom_components/tech/assets.py
index d80534c..cd6782d 100644
--- a/custom_components/tech/assets.py
+++ b/custom_components/tech/assets.py
@@ -1,4 +1,5 @@
 """Assets for translations."""
+
 import logging
 
 from .const import DEFAULT_ICON, ICON_BY_ID, ICON_BY_TYPE, TXT_ID_BY_TYPE
diff --git a/custom_components/tech/binary_sensor.py b/custom_components/tech/binary_sensor.py
index cdd00c0..433d3cb 100644
--- a/custom_components/tech/binary_sensor.py
+++ b/custom_components/tech/binary_sensor.py
@@ -1,4 +1,5 @@
 """Platform for binary sensor integration."""
+
 import logging
 
 from homeassistant.components import binary_sensor
diff --git a/custom_components/tech/climate.py b/custom_components/tech/climate.py
index 4c24744..10b9270 100644
--- a/custom_components/tech/climate.py
+++ b/custom_components/tech/climate.py
@@ -1,4 +1,5 @@
 """Support for Tech HVAC system."""
+
 import logging
 from typing import Any, Optional
 
diff --git a/custom_components/tech/config_flow.py b/custom_components/tech/config_flow.py
index f521be4..9f37c39 100644
--- a/custom_components/tech/config_flow.py
+++ b/custom_components/tech/config_flow.py
@@ -1,4 +1,5 @@
 """Config flow for Tech Sterowniki integration."""
+
 import logging
 from typing import List
 import uuid
diff --git a/custom_components/tech/entity.py b/custom_components/tech/entity.py
index 4ca627d..f197be1 100644
--- a/custom_components/tech/entity.py
+++ b/custom_components/tech/entity.py
@@ -1,4 +1,5 @@
 """TileEntity."""
+
 from abc import abstractmethod
 import logging
 from typing import Any
diff --git a/custom_components/tech/sensor.py b/custom_components/tech/sensor.py
index 02c67d1..dcc8a50 100644
--- a/custom_components/tech/sensor.py
+++ b/custom_components/tech/sensor.py
@@ -1,4 +1,5 @@
 """Support for Tech HVAC system."""
+
 import itertools
 import logging
 from typing import Any, Dict
diff --git a/custom_components/tech/tech.py b/custom_components/tech/tech.py
index 1ac6fd8..35b71c1 100644
--- a/custom_components/tech/tech.py
+++ b/custom_components/tech/tech.py
@@ -1,4 +1,5 @@
 """Python wrapper for getting interaction with Tech devices."""
+
 import asyncio
 import json
 import logging
@@ -112,10 +113,7 @@ async def authenticate(self, username, password):
 
         """
         path = "authentication"
-        post_data = json.dumps({
-            "username": username,
-            "password": password
-        })
+        post_data = json.dumps({"username": username, "password": password})
         try:
             result = await self.post(path, post_data)
             self.authenticated = result["authenticated"]
diff --git a/custom_components/tech/images/ha-tech-1.png b/images/ha-tech-1.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-1.png
rename to images/ha-tech-1.png
diff --git a/custom_components/tech/images/ha-tech-2.png b/images/ha-tech-2.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-2.png
rename to images/ha-tech-2.png
diff --git a/custom_components/tech/images/ha-tech-add-integration-1.png b/images/ha-tech-add-integration-1.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-add-integration-1.png
rename to images/ha-tech-add-integration-1.png
diff --git a/custom_components/tech/images/ha-tech-add-integration-2.png b/images/ha-tech-add-integration-2.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-add-integration-2.png
rename to images/ha-tech-add-integration-2.png
diff --git a/custom_components/tech/images/ha-tech-add-integration-3.png b/images/ha-tech-add-integration-3.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-add-integration-3.png
rename to images/ha-tech-add-integration-3.png
diff --git a/custom_components/tech/images/ha-tech-add-integration-4.png b/images/ha-tech-add-integration-4.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-add-integration-4.png
rename to images/ha-tech-add-integration-4.png
diff --git a/custom_components/tech/images/ha-tech-add-integration.png b/images/ha-tech-add-integration.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-add-integration.png
rename to images/ha-tech-add-integration.png
diff --git a/custom_components/tech/images/ha-tech-devices.png b/images/ha-tech-devices.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-devices.png
rename to images/ha-tech-devices.png
diff --git a/custom_components/tech/images/ha-tech-logs-ex.png b/images/ha-tech-logs-ex.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-logs-ex.png
rename to images/ha-tech-logs-ex.png
diff --git a/custom_components/tech/images/ha-tech-logs-ex2.png b/images/ha-tech-logs-ex2.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-logs-ex2.png
rename to images/ha-tech-logs-ex2.png
diff --git a/custom_components/tech/images/ha-tech-logs-ex3.png b/images/ha-tech-logs-ex3.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-logs-ex3.png
rename to images/ha-tech-logs-ex3.png
diff --git a/custom_components/tech/images/ha-tech-logs.png b/images/ha-tech-logs.png
similarity index 100%
rename from custom_components/tech/images/ha-tech-logs.png
rename to images/ha-tech-logs.png
diff --git a/requirements.txt b/requirements.txt
index 76b813a..0272aa9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 colorlog==6.7.0
 homeassistant>=2024.3.0
 pip>=21.0,<23.2
-ruff==0.2.2
+ruff==0.3.5
 pre-commit
diff --git a/tests/common.py b/tests/common.py
index 603c5d6..b66bd0c 100644
--- a/tests/common.py
+++ b/tests/common.py
@@ -1,4 +1,5 @@
 """Common helpers."""
+
 import pathlib
 
 
diff --git a/tests/tests_api/conftest.py b/tests/tests_api/conftest.py
index 03bc006..8df2adf 100644
--- a/tests/tests_api/conftest.py
+++ b/tests/tests_api/conftest.py
@@ -1,4 +1,5 @@
 """pytest fixtures."""
+
 from collections.abc import AsyncGenerator
 import json
 
diff --git a/tests/tests_api/test_api.py b/tests/tests_api/test_api.py
index 0cdaf5b..900e312 100644
--- a/tests/tests_api/test_api.py
+++ b/tests/tests_api/test_api.py
@@ -4,6 +4,7 @@
 (username: "test", password: "test").
 
 """
+
 import json
 import logging
 from unittest.mock import AsyncMock, patch