BID-FFI integration:\n- Add plugin-tester io subcommand and TLV helpers; E2E open/write/read/close\n- Implement FileBox plugin invoke (birth/open/read/write/close) with BID-1 two-pass\n- Add BID loader/registry/plugin_box modules; prefer plugin-backed FileBox in interpreter\n- Introduce PluginFileBox with minimal read/write/close dispatch\n- Update runner debug paths; add local simple tests\n- Docs: plugin-tester guide and FileBox Nyash↔BID mapping; CURRENT_TASK updated

src/lib.rs

@@ -42,6 +42,9 @@ pub mod backend;
 // 📊 Performance Benchmarks (NEW!)
 pub mod benchmarks;
 
+// BID-FFI / Plugin system (prototype)
+pub mod bid;
+
 #[cfg(target_arch = "wasm32")]
 pub mod wasm_test;
 
@@ -204,4 +207,4 @@ impl NyashWasm {
     pub fn version() -> String {
         String::from("Nyash WASM v0.1.0 - Everything is Box in Browser!")
     }
-}
+}