fix: commit G3a wiring lost in the amend cycle — listener removal, update-only host path, reauth via the current API (stub surface includes async_update_reload_and_abort)

custom_components/nvidia_shield/config_flow.py

@@ -323,10 +323,12 @@ class NvidiaShieldConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
                     # host — safe to follow the device address on discovery
                     options[CONF_ADB_HOST] = host
                 if options != entry.options:
+                    # t29 G3a: the deprecated update+schedule-reload combo is
+                    # gone (2026.12 error) — the entry updates ONLY here; the
+                    # manager reads the host options live on the next cycle.
                     self.hass.config_entries.async_update_entry(
                         entry, options=options
                     )
-                    self.hass.config_entries.async_schedule_reload(entry.entry_id)
                 return self.async_abort(reason="already_configured")
             self._abort_if_unique_id_configured()
 
@@ -457,17 +459,21 @@ class NvidiaShieldConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
         )
 
     def _finish_reauth(self):
-        """Reauth pairing done: update options, schedule the reload, abort."""
-        entry = self._reauth_entry
-        self.hass.config_entries.async_update_entry(
+        """Reauth pairing done: update + reload + abort via the current API (G3a).
+
+        The deprecated update-entry + schedule-reload boomerang listener is
+        gone (2026.12 treats it as an error); the current config-entries
+        contract is async_update_reload_and_abort with _get_reauth_entry.
+        """
+        entry = self._reauth_entry or self._get_reauth_entry()
+        self.async_update_reload_and_abort(
             entry,
-            options={
+            options_updates={
                 **entry.options,
                 CONF_PROTOCOL_ENABLED: True,
                 CONF_PROTOCOL_HOST: self._user_data.get(CONF_PROTOCOL_HOST, ""),
             },
         )
-        self.hass.config_entries.async_schedule_reload(entry.entry_id)
         self._reauth_entry = None
         return self.async_abort(reason="reauth_successful")