chore: release 0.29.0.rc0 (#1600)

.editorconfig

@@ -1,6 +1,16 @@
 root = true
 
-[*.wxs]
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+tab_width = 4
 
+[*.{json,wxs,xml}]
 indent_style = space
-indent_size = 4
+indent_size = 4
+
+[*.{yml,yaml}]
+indent_style = space
+indent_size = 2