fix!: deprecate YAML configuration (#2685)

* Update __init__.py

* Update __init__.py

* Update __init__.py

* Update strings.json

* Update strings.json

* Revert strings.json

* Update strings.json: removed "restart_required"

I thought I was going to implement it but I haven't yet.
Deleted:
    "restart_required": {
      "title": "Restart required",
      "fix_flow": {
        "step": {
          "confirm_restart": {
            "title": "Restart required",
            "description": "Restart of Home Assistant is required to finish download/update of {name}, click submit to restart now."
          }
        }
      }
    },

custom_components/alexa_media/__init__.py

@@ -49,6 +49,7 @@
 from homeassistant.helpers import config_validation as cv, device_registry as dr
 from homeassistant.helpers.discovery import async_load_platform
 from homeassistant.helpers.dispatcher import async_dispatcher_send
+from homeassistant.helpers.issue_registry import IssueSeverity, async_create_issue
 from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
 from homeassistant.util import dt, slugify
 import voluptuous as vol
@@ -134,6 +135,25 @@ async def async_setup(hass, config, discovery_info=None):
         )
         return True
 
+    async_create_issue(
+        hass,
+        DOMAIN,
+        "deprecated_yaml_configuration",
+        is_fixable=False,
+        issue_domain=DOMAIN,
+        severity=IssueSeverity.WARNING,
+        translation_key="deprecated_yaml_configuration",
+        learn_more_url="https://github.com/alandtse/alexa_media_player/wiki/Configuration#configurationyaml",
+    )
+    _LOGGER.warning(
+        "YAML configuration of Alexa Media Player is deprecated "
+        "and will be removed in version 4.14.0."
+        "There will be no automatic import of this. "
+        "Please remove it from your configuration, "
+        "restart Home Assistant and use the UI to configure it instead. "
+        "Settings > Devices and services > Integrations > ADD INTEGRATION"
+    )
+
     domainconfig = config.get(DOMAIN)
     for account in domainconfig[CONF_ACCOUNTS]:
         entry_found = False

custom_components/alexa_media/strings.json

@@ -102,5 +102,11 @@
         }
       }
     }
+  },
+  "issues": {
+    "deprecated_yaml_configuration": {
+      "title": "YAML configuration is deprecated",
+      "description": "YAML configuration of Alexa Media Player is deprecated\nand will be removed in version 4.14.0.\nThere will be no automatic import of this.\nPlease remove it from your configuration, restart Home Assistant and use the UI to configure it instead.\nSettings > Devices & services > Integrations > ADD INTEGRATION"
+    }
   }
 }