Slugify fix for HA 2026.2.0 Beta (#1855)

* Slugify fix by drc38 (2nd try)

* Enhance user form with documentation URL

Add description placeholders for user form.

* Update configuration description link format

* Update configuration link format in en.json

* Add documentation URL to user form in config flow

---------

Co-authored-by: drc38 <20024196+drc38@users.noreply.github.com>

Author: dreimer1986

custom_components/ocpp/config_flow.py

@@ -132,7 +132,10 @@ async def async_step_user(self, user_input=None) -> ConfigFlowResult:
             return self.async_create_entry(title=self._data[CONF_CSID], data=self._data)
 
         return self.async_show_form(
-            step_id="user", data_schema=STEP_USER_CS_DATA_SCHEMA, errors=errors
+            step_id="user",
+            data_schema=STEP_USER_CS_DATA_SCHEMA,
+            errors=errors,
+            description_placeholders={"docs_url": "https://github.com/lbbrhzn/ocpp"},
         )
 
     async def async_step_integration_discovery(
@@ -184,7 +187,10 @@ async def async_step_cp_user(
                 return await self.async_step_measurands()
 
         return self.async_show_form(
-            step_id="cp_user", data_schema=STEP_USER_CP_DATA_SCHEMA, errors=errors
+            step_id="cp_user",
+            data_schema=STEP_USER_CP_DATA_SCHEMA,
+            errors=errors,
+            description_placeholders={"docs_url": "https://github.com/lbbrhzn/ocpp"},
         )
 
     async def async_step_measurands(self, user_input=None):

custom_components/ocpp/sensor.py

@@ -105,7 +105,7 @@ async def async_setup_entry(hass, entry, async_add_devices):
         def _mk_desc(metric: str, *, cat_diag: bool = False) -> OcppSensorDescription:
             ms = str(metric).strip()
             return OcppSensorDescription(
-                key=ms.lower(),
+                key=ms.lower().replace(".", "_"),
                 name=ms.replace(".", " "),
                 metric=ms,
                 entity_category=EntityCategory.DIAGNOSTIC if cat_diag else None,

custom_components/ocpp/translations/en.json

@@ -3,7 +3,7 @@
         "step": {
             "user": {
                 "title": "OCPP Central System Configuration",
-                "description": "If you need help with the configuration have a look here: https://github.com/lbbrhzn/ocpp",
+                "description": "If you need help with the configuration have a look [here]({docs_url})",
                 "data": {
                     "host": "Central system host address",
                     "port": "Central system port number",
@@ -19,7 +19,7 @@
             },
             "cp_user": {
                 "title": "OCPP Charger Configuration",
-                "description": "If you need help with the configuration have a look here: https://github.com/lbbrhzn/ocpp",
+                "description": "If you need help with the configuration have a look [here]({docs_url})",
                 "data": {
                     "cpid": "Charge point identity",
                     "max_current": "Maximum charging current",
@@ -82,4 +82,4 @@
             "message": "Failed to set variable: {message}"
         }
     }
-}
+}