Initial Renamr scaffold: Tauri (Rust core + React/TS UI), naming-expression engine ported+tested

src-tauri/src/lib.rs

@@ -0,0 +1,22 @@
+use renamr_core::format::ExpressionFormat;
+use renamr_core::string_bindings;
+use std::collections::HashMap;
+
+/// Renders a naming-scheme expression against a set of binding values.
+/// This is the Tauri-facing entry point into the core format engine, used by the
+/// rename-preview panel in the UI so users see live results as they edit a pattern.
+#[tauri::command]
+fn render_expression(expression: String, bindings: HashMap<String, String>) -> Result<String, String> {
+    let compiled = ExpressionFormat::compile(&expression).map_err(|e| e.to_string())?;
+    compiled
+        .format(&string_bindings(bindings))
+        .map_err(|e| e.to_string())
+}
+
+#[cfg_attr(mobile, tauri::mobile_entry_point)]
+pub fn run() {
+    tauri::Builder::default()
+        .invoke_handler(tauri::generate_handler![render_expression])
+        .run(tauri::generate_context!())
+        .expect("error while running Renamr");
+}

src-tauri/src/main.rs

@@ -0,0 +1,6 @@
+// Prevents an additional console window on Windows in release builds.
+#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
+
+fn main() {
+    renamr_lib::run();
+}