diff --git a/.github/workflows/hassfest.yml b/.github/workflows/hassfest.yml
new file mode 100644
index 0000000..07d1dda
--- /dev/null
+++ b/.github/workflows/hassfest.yml
@@ -0,0 +1,14 @@
+name: Validate with hassfest
+
+on:
+  push:
+  pull_request:
+  schedule:
+    - cron: "0 0 * * *"
+
+jobs:
+  validate:
+    runs-on: "ubuntu-latest"
+    steps:
+      - uses: "actions/checkout@v3"
+      - uses: home-assistant/actions/hassfest@master
diff --git a/custom_components/maxstorage_ultimate/.github/workflows/validate.yml b/.github/workflows/validate.yml
similarity index 100%
rename from custom_components/maxstorage_ultimate/.github/workflows/validate.yml
rename to .github/workflows/validate.yml
diff --git a/custom_components/maxstorage_ultimate/manifest.json b/custom_components/maxstorage_ultimate/manifest.json
index c46c110..e7cbb8c 100644
--- a/custom_components/maxstorage_ultimate/manifest.json
+++ b/custom_components/maxstorage_ultimate/manifest.json
@@ -2,9 +2,12 @@
     "domain": "maxstorage_ultimate",
     "name": "Max.Storage Ultimate",
     "codeowners": ["@geeks-r-us"],
-    "requirements": ["aiohttp", "zeroconf", "beautifulsoup4"],
-    "zeroconf": ["_maxstorage._tcp.local."],
     "config_flow": true,
+    "documentation": "https://github.com/geeks-r-us/maxstorage_ultimate",
     "integration_type": "hub",
-    "version": "0.0.1"
+    "iot_class": "local_polling",
+    "issue_tracker": "https://github.com/geeks-r-us/maxstorage_ultimate/issues",
+    "requirements": ["aiohttp", "zeroconf", "beautifulsoup4"],
+    "version": "0.0.1",
+    "zeroconf": ["_maxstorage._tcp.local."]
 }
\ No newline at end of file
diff --git a/custom_components/maxstorage_ultimate/sensor.py b/custom_components/maxstorage_ultimate/sensor.py
index 046bcc0..dfac63c 100644
--- a/custom_components/maxstorage_ultimate/sensor.py
+++ b/custom_components/maxstorage_ultimate/sensor.py
@@ -93,7 +93,7 @@ def _handle_coordinator_update(self) -> None:
 SENSOR_TYPES: tuple[MaxStorageSensorDescription, ...] = (
     MaxStorageSensorDescription(
         key="batterySoC",
-        translation_key="batterySoC",
+        translation_key="battery_soc",
         icon="mdi:battery",
         value_fn=lambda data: data["batterySoC"],
         native_unit_of_measurement=PERCENTAGE,
@@ -102,7 +102,7 @@ def _handle_coordinator_update(self) -> None:
     ),
     MaxStorageSensorDescription(
         key="batteryCapacity",
-        translation_key="batteryCapacity",
+        translation_key="battery_capacity",
         icon="mdi:battery",
         value_fn=lambda data: data["batteryCapacity"],
         native_unit_of_measurement=UnitOfEnergy.WATT_HOUR,
@@ -111,7 +111,7 @@ def _handle_coordinator_update(self) -> None:
     ),
     MaxStorageSensorDescription(
         key="batteryPower",
-        translation_key="batteryPower",
+        translation_key="battery_power",
         icon="mdi:battery",
         value_fn=lambda data: data["batteryPower"],
         native_unit_of_measurement=UnitOfPower.WATT,
@@ -120,7 +120,7 @@ def _handle_coordinator_update(self) -> None:
     ),
     MaxStorageSensorDescription(
         key="gridPower",
-        translation_key="gridPower",
+        translation_key="grid_power",
         icon="mdi:transmission-tower",
         value_fn=lambda data: data["gridPower"],
         native_unit_of_measurement=UnitOfPower.WATT,
@@ -129,7 +129,7 @@ def _handle_coordinator_update(self) -> None:
     ),
     MaxStorageSensorDescription(
         key="usagePower",
-        translation_key="usagePower",
+        translation_key="usage_power",
         icon="mdi:transmission-tower",
         value_fn=lambda data: data["usagePower"],
         native_unit_of_measurement=UnitOfPower.WATT,
@@ -138,7 +138,7 @@ def _handle_coordinator_update(self) -> None:
     ),
     MaxStorageSensorDescription(
         key="plantPower",
-        translation_key="plantPower",
+        translation_key="plant_power",
         icon="mdi:solar-power",
         value_fn=lambda data: data["plantPower"],
         native_unit_of_measurement=UnitOfPower.WATT,
@@ -146,7 +146,7 @@ def _handle_coordinator_update(self) -> None:
         device_class=SensorDeviceClass.POWER,
     ),
     MaxStorageSensorDescription(
-        key="storageDCPower",
+        key="storage_dc_power",
         translation_key="storageDCPower",
         icon="mdi:solar-power",
         value_fn=lambda data: data["storageDCPower"],
diff --git a/custom_components/maxstorage_ultimate/translations/de.json b/custom_components/maxstorage_ultimate/translations/de.json
index b9d8cf2..e28ab45 100644
--- a/custom_components/maxstorage_ultimate/translations/de.json
+++ b/custom_components/maxstorage_ultimate/translations/de.json
@@ -30,25 +30,25 @@
   },
   "entity": {
     "sensor": {
-      "batterySoC": {
+      "battery_soc": {
         "name": "Batterie SoC"
       },
-      "batteryCapacity": {
+      "battery_capacity": {
         "name": "Batterie Kapazität"
       },
-      "batteryPower": {
+      "battery_power": {
         "name": "Batterie Leistung"
       },
-      "gridPower": {
+      "grid_power": {
         "name": "Netzleistung"
       },
-      "usagePower": {
+      "usage_power": {
         "name": "Energieverbrauch"
       },
-      "plantPower": {
+      "plant_power": {
         "name": "PV-Leistung"
       },
-      "storageDCPower": {
+      "storage_dc_power": {
         "name": "Speicher DC Leistung"
       }
     }
diff --git a/custom_components/maxstorage_ultimate/translations/en.json b/custom_components/maxstorage_ultimate/translations/en.json
index 84a17f0..f9aa6bd 100644
--- a/custom_components/maxstorage_ultimate/translations/en.json
+++ b/custom_components/maxstorage_ultimate/translations/en.json
@@ -32,25 +32,25 @@
   },
   "entity": {
     "sensor": {
-      "batterySoC": {
-        "name": "Battery ScC"
+      "battery_soc": {
+        "name": "Battery SoC"
       },
-      "batteryCapacity": {
+      "battery_capacity": {
         "name": "Battery Capacity"
       },
-      "batteryPower": {
+      "battery_power": {
         "name": "Battery Power"
       },
-      "gridPower": {
+      "grid_power": {
         "name": "Grid Power"
       },
-      "usagePower": {
+      "usage_power": {
         "name": "Usage Power"
       },
-      "plantPower": {
+      "plant_power": {
         "name": "Plant Power"
       },
-      "storageDCPower": {
+      "storage_dc_power": {
         "name": "Storage DC Power"
       }
     }
diff --git a/custom_components/maxstorage_ultimate/hacs.json b/hacs.json
similarity index 67%
rename from custom_components/maxstorage_ultimate/hacs.json
rename to hacs.json
index e0312ab..6526e90 100644
--- a/custom_components/maxstorage_ultimate/hacs.json
+++ b/hacs.json
@@ -1,5 +1,5 @@
 {
     "name": "Max.Storage Ultimate",
-    "render_readme": "true",
+    "render_readme": true,
     "country": "DE"
 }
\ No newline at end of file