feat: add Wails runtime library and initial application setup

- Created package.json for Wails JavaScript runtime library.
- Added TypeScript definitions for runtime functions.
- Implemented runtime.js with event handling and logging functions.
- Initialized Go module with dependencies for Wails and other libraries.
- Added main.go for application entry point and asset embedding.
- Configured wails.json for application settings and build commands.

frontend/wailsjs/go/main/App.d.ts

@@ -0,0 +1,10 @@
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+import {backend} from '../models';
+import {context} from '../models';
+
+export function GetMetrics():Promise<backend.Metrics>;
+
+export function Greet(arg1:string):Promise<string>;
+
+export function InitBackend(arg1:context.Context):Promise<void>;