chore: import upstream snapshot with attribution

examples/build_system/cmakev2/features/multi_binary/components/component1/CMakeLists.txt

@@ -0,0 +1,2 @@
+idf_component_register(SRCS "component1.c"
+                       INCLUDE_DIRS ".")

examples/build_system/cmakev2/features/multi_binary/components/component1/component1.c

@@ -0,0 +1,15 @@
+/*
+ * SPDX-FileCopyrightText: 2026 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <stdio.h>
+#include "esp_log.h"
+
+static const char *TAG = "component1";
+
+void component1_print_hello(void)
+{
+    ESP_LOGI(TAG, "Hello from component1!");
+}

examples/build_system/cmakev2/features/multi_binary/components/component1/component1.h

@@ -0,0 +1,12 @@
+/*
+ * SPDX-FileCopyrightText: 2026 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#ifndef COMPONENT1_H
+#define COMPONENT1_H
+
+void component1_print_hello(void);
+
+#endif // COMPONENT1_H