refactor: hemar reboot

package/c/hemar-legacy/postgreact.h

@@ -0,0 +1,16 @@
+#ifndef POSTGREACT_H
+#define POSTGREACT_H
+
+#include "postgres.h"
+
+#ifdef PG_MODULE_MAGIC
+PG_MODULE_MAGIC;
+#endif
+
+void _PG_init(void);
+void _PG_fini(void);
+
+Datum hello(PG_FUNCTION_ARGS);
+PG_FUNCTION_INFO_V1(hello);
+
+#endif // POSTGREACT_H