fix(compat): Temporarily add esp_interface.h

This header is needed to support the state when GitHub HEAD still uses
it, but GitLab HEAD (a few commits ahead) already removed it

Author: david-cermak

components/esp_wifi_remote/idf_v6.0/include/esp_interface.h

@@ -0,0 +1,32 @@
+/*
+ * SPDX-FileCopyrightText: 2015-2025 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+// This has been added for backward compat to support builds if IDF-v6.0
+// on both GitHub and GitLab master. It will be removed after esp_wifi API
+// stabilizes on the master branch
+#ifndef __ESP_INTERFACE_H__
+#define __ESP_INTERFACE_H__
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+    ESP_IF_WIFI_STA = 0,     /**< Station interface */
+    ESP_IF_WIFI_AP,          /**< Soft-AP interface */
+    ESP_IF_WIFI_NAN,         /**< NAN interface */
+    ESP_IF_ETH,              /**< Ethernet interface */
+    ESP_IF_MAX
+} esp_interface_t;
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif /* __ESP_INTERFACE_TYPES_H__ */