Merge branch 'multi_device' into integration

tests/integration/conftest.py

@@ -203,6 +203,7 @@ async def compile_esphome(
         loop = asyncio.get_running_loop()
 
         def _read_config_and_get_binary():
+            CORE.reset()  # Reset CORE state between test runs
             CORE.config_path = str(config_path)
             config = esphome.config.read_config(
                 {"command": "compile", "config": str(config_path)}