initial project scaffold

Rust workspace with nomina-core (rename engine) and nomina-app (Tauri v2 shell).
React/TypeScript frontend with tabbed rule panels, virtual-scrolled file list,
and Zustand state management. All 9 rule types implemented with 25 passing tests.

crates/nomina-core/Cargo.toml

@@ -0,0 +1,23 @@
+[package]
+name = "nomina-core"
+version = "0.1.0"
+edition = "2021"
+license = "CC0-1.0"
+
+[dependencies]
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+regex = "1"
+chrono = { version = "0.4", features = ["serde"] }
+walkdir = "2"
+rayon = "1"
+uuid = { version = "1", features = ["v4", "serde"] }
+filetime = "0.2"
+thiserror = "2"
+glob = "0.3"
+natord = "1"
+log = "0.4"
+kamadak-exif = "0.5"
+
+[dev-dependencies]
+tempfile = "3"