Add sheet system and reorganize workspace

- Add new "sheet" crate to workspace
- Rename "systems/asset" to "systems/_asset"
- Reorder workspace members and dependencies for clarity
- Update constants with new paths for auth and rules
- Add conditional compilation for system module

1 files changed, 1 insertions, 0 deletions

diff --git a/src/lib.rs b/src/lib.rs
index abf713c..cb8fde1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -14,6 +14,7 @@ pub mod lib {
     pub use vcs_docs::*;
 }
 
+#[cfg(feature = "lib")]
 pub mod system {
     pub mod constants {
         pub use constants::*;