Bootstrap Tauri desktop shell for evaluation (#66)

Adds a minimal Tauri desktop bootstrap. Run with: pnpm run tauri:dev

Reviewed-on: coracle/flotilla#66
Co-authored-by: triesap <tyson@radroots.org>
Co-committed-by: triesap <tyson@radroots.org>

src-tauri/src/lib.rs

@@ -0,0 +1,6 @@
+#[cfg_attr(mobile, tauri::mobile_entry_point)]
+pub fn run() {
+    tauri::Builder::default()
+        .run(tauri::generate_context!())
+        .expect("error while running tauri application");
+}

src-tauri/src/main.rs

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