tree schema compile REFACTOR file split into 3 files
diff --git a/src/plugins_exts_metadata.c b/src/plugins_exts_metadata.c
index 1e8364c..ceae257 100644
--- a/src/plugins_exts_metadata.c
+++ b/src/plugins_exts_metadata.c
@@ -17,6 +17,7 @@
 
 #include "plugins_exts.h"
 #include "plugins_exts_metadata.h"
+#include "schema_compile.h"
 #include "tree_schema.h"
 
 /**