Hardware integration MVP (#71677)

homeassistant/components/raspberry_pi/config_flow.py

@@ -0,0 +1,22 @@
+"""Config flow for the Raspberry Pi integration."""
+from __future__ import annotations
+
+from typing import Any
+
+from homeassistant.config_entries import ConfigFlow
+from homeassistant.data_entry_flow import FlowResult
+
+from .const import DOMAIN
+
+
+class RaspberryPiConfigFlow(ConfigFlow, domain=DOMAIN):
+    """Handle a config flow for Raspberry Pi."""
+
+    VERSION = 1
+
+    async def async_step_system(self, data: dict[str, Any] | None = None) -> FlowResult:
+        """Handle the initial step."""
+        if self._async_current_entries():
+            return self.async_abort(reason="single_instance_allowed")
+
+        return self.async_create_entry(title="Raspberry Pi", data={})