diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
new file mode 100644
index 0000000..4e52157
--- /dev/null
+++ b/.github/workflows/publish.yml
@@ -0,0 +1,129 @@
+name: Publish
+
+on:
+  workflow_dispatch:
+  release:
+    types:
+      - published
+
+jobs:
+  version:
+    runs-on: ubuntu-latest
+    outputs:
+      version: ${{ steps.set_output.outputs.version }}
+      upload_url: ${{ steps.set_output.outputs.upload_url }}
+    env:
+      VERSION: ""
+      UPLOAD_URL: ""
+    steps:
+      - name: Get version and upload url from release
+        if: github.event_name == 'release'
+        run: |
+          echo "VERSION=${{ github.event.release.tag_name }}" >> $GITHUB_ENV
+          echo "UPLOAD_URL=${{ github.event.release.upload_url }}" >> $GITHUB_ENV
+
+      - name: Get release from API
+        if: github.event_name == 'workflow_dispatch'
+        id: release_api
+        uses: octokit/request-action@v2.x
+        with:
+          route: GET /repos/${{ github.repository }}/releases/latest
+        env:
+          GITHUB_TOKEN: ${{ secrets.PAT }}
+
+      - name: Parse API response
+        if: github.event_name == 'workflow_dispatch'
+        run: |
+          echo "VERSION=${{ fromJson(steps.release_api.outputs.data).tag_name }}" >> $GITHUB_ENV
+          echo "UPLOAD_URL=${{ fromJson(steps.release_api.outputs.data).upload_url }}" >> $GITHUB_ENV
+
+      - name: Log version and upload URL
+        run: |
+          echo "Version: $VERSION"
+          echo "Upload URL: $UPLOAD_URL"
+
+      - name: Fail if no version or no upload URL
+        run: |
+          if [[ -z "$VERSION" || -z "$UPLOAD_URL" ]]; then
+            echo "Missing version or upload URL"
+            exit 1
+          fi
+
+      - name: Set outputs
+        id: set_output
+        run: |
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+          echo "upload_url=$UPLOAD_URL" >> $GITHUB_OUTPUT
+
+  package:
+    needs: version
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.11"
+
+      - name: Load cached Poetry installation
+        id: cached-poetry
+        uses: actions/cache@v3
+        with:
+          path: ~/.local
+          key: poetry-${{ runner.os }}-${{ hashFiles('**/poetry.lock') }}
+
+      - name: Install Poetry
+        if: steps.cached-poetry.outputs.cache-hit != 'true'
+        uses: snok/install-poetry@v1
+        with:
+          virtualenvs-create: true
+          virtualenvs-in-project: true
+
+      - name: Load cached Poetry venv
+        id: cached-poetry-venv
+        uses: actions/cache@v3
+        with:
+          path: .venv
+          key: poetry-venv-${{ runner.os }}-${{ hashFiles('**/poetry.lock') }}
+
+      - name: Install dependencies
+        if: steps.cached-poetry-venv.outputs.cache-hit != 'true'
+        run: poetry install --no-interaction --no-root
+
+      - name: Install package
+        run: poetry install --no-interaction
+
+      - name: Set package version
+        run: |
+          poetry version ${{ needs.version.outputs.version }}
+
+      - name: Build package
+        run: |
+          poetry build
+
+      - name: Upload package to pyPI
+        run: |
+          poetry config pypi-token.pypi ${{ secrets.PYPI_TOKEN }}
+          poetry publish
+
+      - name: Upload package to release
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.PAT }}
+        with:
+          upload_url: ${{ needs.version.outputs.upload_url }}
+          asset_path: ./dist/eq3btsmart-${{ needs.version.outputs.version }}.tar.gz
+          asset_name: eq3btsmart-${{ needs.version.outputs.version }}.tar.gz
+          asset_content_type: application/gzip
+
+      - name: Upload wheel to release
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.PAT }}
+        with:
+          upload_url: ${{ needs.version.outputs.upload_url }}
+          asset_path: ./dist/eq3btsmart-${{ needs.version.outputs.version }}-py3-none-any.whl
+          asset_name: eq3btsmart-${{ needs.version.outputs.version }}-py3-none-any.whl
+          asset_content_type: application/zip
diff --git a/.github/workflows/quality.yml b/.github/workflows/quality.yml
new file mode 100644
index 0000000..75d2e42
--- /dev/null
+++ b/.github/workflows/quality.yml
@@ -0,0 +1,113 @@
+name: Code Quality
+
+on:
+  workflow_dispatch:
+  pull_request:
+    types:
+      - opened
+      - synchronize
+      - reopened
+
+jobs:
+  cache:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.11"
+
+      - name: Load cached Poetry installation
+        id: cached-poetry
+        uses: actions/cache@v3
+        with:
+          path: ~/.local
+          key: poetry-${{ runner.os }}-${{ hashFiles('**/poetry.lock') }}
+
+      - name: Install Poetry
+        if: steps.cached-poetry.outputs.cache-hit != 'true'
+        uses: snok/install-poetry@v1
+        with:
+          virtualenvs-create: true
+          virtualenvs-in-project: true
+
+      - name: Load cached Poetry venv
+        id: cached-poetry-venv
+        uses: actions/cache@v3
+        with:
+          path: .venv
+          key: poetry-venv-${{ runner.os }}-${{ hashFiles('**/poetry.lock') }}
+
+      - name: Install dependencies
+        if: steps.cached-poetry-venv.outputs.cache-hit != 'true'
+        run: poetry install --no-interaction --no-root
+
+      - name: Install package
+        run: poetry install --no-interaction
+
+  ruff:
+    needs: cache
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.11"
+
+      - name: Load cached Poetry installation
+        uses: actions/cache@v3
+        with:
+          path: ~/.local
+          key: poetry-${{ runner.os }}-${{ hashFiles('**/poetry.lock') }}
+
+      - name: Load cached Poetry venv
+        uses: actions/cache@v3
+        with:
+          path: ~/.venv
+          key: poetry-venv-${{ runner.os }}-${{ hashFiles('**/poetry.lock') }}
+
+      - name: Install package
+        run: |
+          poetry install --no-interaction
+
+      - name: Run ruff
+        run: |
+          poetry run ruff eq3btsmart custom_components/eq3btsmart
+
+  mypy:
+    needs: cache
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.11"
+
+      - name: Load cached Poetry installation
+        uses: actions/cache@v3
+        with:
+          path: ~/.local
+          key: poetry-${{ runner.os }}-${{ hashFiles('**/poetry.lock') }}
+
+      - name: Load cached Poetry venv
+        uses: actions/cache@v3
+        with:
+          path: ~/.venv
+          key: poetry-venv-${{ runner.os }}-${{ hashFiles('**/poetry.lock') }}
+
+      - name: Install package
+        run: |
+          poetry install --no-interaction
+
+      - name: Run mypy
+        run: |
+          poetry run mypy eq3btsmart custom_components/eq3btsmart
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..cadae0c
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,23 @@
+name: Release
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    concurrency: release
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          persist-credentials: false
+
+      - name: Semantic Release
+        uses: cycjimmy/semantic-release-action@v4
+        env:
+          GITHUB_TOKEN: ${{ secrets.PAT }}
diff --git a/.releaserc b/.releaserc
new file mode 100644
index 0000000..4738bca
--- /dev/null
+++ b/.releaserc
@@ -0,0 +1,12 @@
+{
+  "repository_url": "https://github.com/dbuezas/eq3btsmart.git",
+  "branches": [
+    "master"
+  ],
+  "plugins": [
+    "@semantic-release/commit-analyzer",
+    "@semantic-release/release-notes-generator",
+    "@semantic-release/github"
+  ],
+  "tagFormat": "${version}"
+}
diff --git a/eq3btsmart/bleakconnection.py b/eq3btsmart/bleakconnection.py
index e1aca0d..06b9e2a 100644
--- a/eq3btsmart/bleakconnection.py
+++ b/eq3btsmart/bleakconnection.py
@@ -128,7 +128,7 @@ async def async_get_connection(self) -> BleakClient:
 
         self._on_connection_event()
 
-        if self._conn.is_connected:
+        if self._conn is not None and self._conn.is_connected:
             _LOGGER.debug("[%s] Connected", self._name)
         else:
             raise BackendException("Can't connect")
diff --git a/poetry.lock b/poetry.lock
index 78e00a5..4b5ab08 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,5 +1,16 @@
 # This file is automatically @generated by Poetry 1.7.1 and should not be changed by hand.
 
+[[package]]
+name = "aiofiles"
+version = "23.2.1"
+description = "File support for asyncio."
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "aiofiles-23.2.1-py3-none-any.whl", hash = "sha256:19297512c647d4b27a2cf7c34caa7e405c0d60b5560618a29a9fe027b18b0107"},
+    {file = "aiofiles-23.2.1.tar.gz", hash = "sha256:84ec2218d8419404abcb9f0c02df3f34c6e0a68ed41072acfb1cef5cbc29051a"},
+]
+
 [[package]]
 name = "aiohttp"
 version = "3.9.1"
@@ -286,6 +297,22 @@ typing-extensions = {version = ">=4.7.0", markers = "python_version < \"3.12\""}
 "winrt-Windows.Foundation.Collections" = {version = "2.0.0b1", markers = "platform_system == \"Windows\" and python_version >= \"3.12\""}
 "winrt-Windows.Storage.Streams" = {version = "2.0.0b1", markers = "platform_system == \"Windows\" and python_version >= \"3.12\""}
 
+[[package]]
+name = "bleak-retry-connector"
+version = "3.4.0"
+description = "A connector for Bleak Clients that handles transient connection failures"
+optional = false
+python-versions = ">=3.10,<3.13"
+files = [
+    {file = "bleak_retry_connector-3.4.0-py3-none-any.whl", hash = "sha256:5f6c26efa03d3ae94c55045b99079fc27f1a9480cf4c8f6d6f027a36bf15cf66"},
+    {file = "bleak_retry_connector-3.4.0.tar.gz", hash = "sha256:71f30928180b74f0381e0752f681d18d8de888faa9c81c78cd17123718909ea0"},
+]
+
+[package.dependencies]
+bleak = ">=0.21.0"
+bluetooth-adapters = {version = ">=0.15.2", markers = "platform_system == \"Linux\""}
+dbus-fast = {version = ">=1.14.0", markers = "platform_system == \"Linux\""}
+
 [[package]]
 name = "bleak-winrt"
 version = "1.2.0"
@@ -306,6 +333,27 @@ files = [
     {file = "bleak_winrt-1.2.0-cp39-cp39-win_amd64.whl", hash = "sha256:63130c11acfe75c504a79c01f9919e87f009f5e742bfc7b7a5c2a9c72bf591a7"},
 ]
 
+[[package]]
+name = "bluetooth-adapters"
+version = "0.17.0"
+description = "Tools to enumerate and find Bluetooth Adapters"
+optional = false
+python-versions = ">=3.9,<3.13"
+files = [
+    {file = "bluetooth_adapters-0.17.0-py3-none-any.whl", hash = "sha256:24a8d485e77289f037494fe52877b5c20051feb4747f0173b768a66d8e2b13c4"},
+    {file = "bluetooth_adapters-0.17.0.tar.gz", hash = "sha256:6a82ec713a4a5eccb870d7e9ff98e4002bbae885e1ab0f98f5056fc68db22325"},
+]
+
+[package.dependencies]
+aiohttp = ">=3.8.1"
+bleak = ">=0.21.1"
+dbus-fast = ">=1.21.0"
+mac-vendor-lookup = ">=0.1.12"
+usb-devices = ">=0.4.5"
+
+[package.extras]
+docs = ["Sphinx (>=5,<8)", "myst-parser (>=0.18,<2.1)", "sphinx-rtd-theme (>=1,<3)"]
+
 [[package]]
 name = "certifi"
 version = "2023.11.17"
@@ -1044,6 +1092,23 @@ files = [
 [package.extras]
 test = ["pytest"]
 
+[[package]]
+name = "mac-vendor-lookup"
+version = "0.1.12"
+description = "Find the vendor for a given MAC address"
+optional = false
+python-versions = "<4, >=3.5"
+files = [
+    {file = "mac_vendor_lookup-0.1.12-py3-none-any.whl", hash = "sha256:aeec6eac01b07e6558d889b51f475a1e1e938e09cab409a069ab6a43b13cba58"},
+]
+
+[package.dependencies]
+aiofiles = "*"
+aiohttp = "*"
+
+[package.extras]
+test = ["coverage", "pytest"]
+
 [[package]]
 name = "markupsafe"
 version = "2.1.3"
@@ -1715,6 +1780,17 @@ brotli = ["brotli (>=1.0.9)", "brotlicffi (>=0.8.0)"]
 socks = ["pysocks (>=1.5.6,!=1.5.7,<2.0)"]
 zstd = ["zstandard (>=0.18.0)"]
 
+[[package]]
+name = "usb-devices"
+version = "0.4.5"
+description = "Tools for mapping, describing, and resetting USB devices"
+optional = false
+python-versions = ">=3.9,<4.0"
+files = [
+    {file = "usb_devices-0.4.5-py3-none-any.whl", hash = "sha256:8a415219ef1395e25aa0bddcad484c88edf9673acdeae8a07223ca7222a01dcf"},
+    {file = "usb_devices-0.4.5.tar.gz", hash = "sha256:9b5c7606df2bc791c6c45b7f76244a0cbed83cb6fa4c68791a143c03345e195d"},
+]
+
 [[package]]
 name = "virtualenv"
 version = "20.25.0"
@@ -2135,4 +2211,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.11,<3.13"
-content-hash = "4f1c7cd12b29dfc7a6e32a43ee39b0f1c0f0ffeb0c872e13538c20bf5ce8ba75"
+content-hash = "9f47cf0a3a730ce4834c67c0963a06b48eed3ac0ec1bbb9b95f945bb4e6cf09c"
diff --git a/pyproject.toml b/pyproject.toml
index 914971e..3169f1a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,6 +15,7 @@ bleak = "^0.21.1"
 construct = "^2.10.68"
 construct-typing = "^0.6.2"
 homeassistant = "^2023.1.1"
+bleak-retry-connector = "^3.4.0"
 
 [tool.poetry.group.dev.dependencies]
 ruff = "^0.1.13"
@@ -26,3 +27,6 @@ voluptuous-stubs = "^0.1.1"
 [build-system]
 requires = ["poetry-core"]
 build-backend = "poetry.core.masonry.api"
+
+[tool.mypy]
+explicit_package_bases = true