feat(spary): Initializes project infrastructure and core functionality

- Adds basic project structure for Tauri and Vue
- Configures the Vite, TypeScript, and Vuetify environments
- Implements basic spray-on components and Rust backend logic
- Sets up routing, plugins, and the style system

.vscode/extensions.json

@@ -0,0 +1,7 @@
+{
+  "recommendations": [
+    "Vue.volar",
+    "tauri-apps.tauri-vscode",
+    "rust-lang.rust-analyzer"
+  ]
+}