feat: add publisher metadata (#3080)

src/entry_handler.h

@@ -108,6 +108,12 @@ namespace lifetime {
   get_argv();
 }  // namespace lifetime
 
+/**
+ * @brief Log the publisher metadata provided from CMake.
+ */
+void
+log_publisher_data();
+
 #ifdef _WIN32
 /**
  * @brief Check if NVIDIA's GameStream software is running.