Added missing info hint how to enable reichelt provider

Author: jbtronics

docs/usage/information_provider_system.md

@@ -235,6 +235,18 @@ The following env configuration options are available:
 completeness (prioritizing items with the most detailed information). If set to 'M', it further sorts by manufacturer name.
 If set to any other value, no sorting is performed.
 
+### Reichelt
+
+The reichelt provider uses webscraping from [reichelt.com](https://reichelt.com/) to get part information.
+This is not an official API and could break at any time. So use it at your own risk.
+
+The following env configuration options are available:  
+* `PROVIDER_REICHELT_ENABLED`: Set this to `1` to enable the Reichelt provider
+* `PROVIDER_REICHELT_CURRENCY`: The currency you want to get prices in. Only possible for countries which use Non-EUR (optional, default: `EUR`)
+* `PROVIDER_REICHELT_COUNTRY`: The country you want to get the prices for (optional, default: `DE`)
+* `PROVIDER_REICHELT_LANGUAGE`: The language you want to get the descriptions in (optional, default: `en`)
+* `PROVIDER_REICHELT_INCLUDE_VAT`: If set to `1`, the prices will be gross prices (including tax), otherwise net prices (optional, default: `1`)
+
 ### Custom provider
 
 To create a custom provider, you have to create a new class implementing the `InfoProviderInterface` interface. As long

src/Services/InfoProviderSystem/Providers/ReicheltProvider.php

@@ -59,7 +59,7 @@ public function getProviderInfo(): array
             'name' => 'Reichelt',
             'description' => 'Webscrapping from reichelt.com to get part information',
             'url' => 'https://www.reichelt.com/',
-            'disabled_help' => 'TODO'
+            'disabled_help' => 'Set PROVIDER_REICHELT_ENABLED env to 1'
         ];
     }