Add platform-specific implementations for assets, audio, WebSocket, and rendering on Desktop and WebAssembly platforms. Introduce embedded assets for WebAssembly and native file handling for Desktop. Add platform-specific chunk loading and game state synchronization.

cmd/client/draw_wasm.go

@@ -0,0 +1,28 @@
+//go:build js && wasm
+// +build js,wasm
+
+package main
+
+import (
+	"image/color"
+
+	"github.com/hajimehoshi/ebiten/v2"
+)
+
+// In WASM: Menü und Leaderboard werden in HTML angezeigt
+// Lobby wird aber normal gezeichnet (für Co-op Warteraum)
+
+func (g *Game) drawMenu(screen *ebiten.Image) {
+	// Schwarzer Hintergrund - HTML-Menü ist darüber
+	screen.Fill(color.RGBA{0, 0, 0, 255})
+}
+
+func (g *Game) drawLobby(screen *ebiten.Image) {
+	// Lobby wird normal gezeichnet (für Co-op Warteraum)
+	g.DrawLobby(screen)
+}
+
+func (g *Game) drawLeaderboard(screen *ebiten.Image) {
+	// Schwarzer Hintergrund - HTML-Leaderboard ist darüber
+	screen.Fill(color.RGBA{0, 0, 0, 255})
+}