Feat: documentation, UI/UX

crates/project/README.md

@@ -0,0 +1,22 @@
+# cagire-project
+
+Project data model and persistence for Cagire.
+
+## Modules
+
+| Module | Description |
+|--------|-------------|
+| `project` | `Project`, `Bank`, `Pattern`, `Step` structs and constants |
+| `file` | File I/O (save/load) |
+| `share` | Project sharing/export |
+
+## Key Types
+
+- **`Project`** — Top-level container: banks of patterns
+- **`Bank`** — Collection of patterns
+- **`Pattern`** — Sequence of steps with metadata
+- **`Step`** — Single step holding a Forth script
+
+## Constants
+
+`MAX_BANKS=32`, `MAX_PATTERNS=32`, `MAX_STEPS=1024`