Initial commit: Dostalgia — DOS game hub

- Go backend (single binary) with embedded Svelte frontend
- JSON-per-game storage (no database)
- .jsdos bundle creation on upload
- Dark phosphor-green theme (#33FF33)
- js-dos v8 emulator integration
- Sockdrive support for games >80MB
- IGDB placeholder for future artwork scraping
- Docker deployment ready

igdb.go

@@ -0,0 +1,29 @@
+package main
+
+import "net/http"
+
+// handleIGDBSearch handles GET /api/igdb/search — placeholder.
+// Once IGDB credentials are configured, this will query the Twitch API.
+func handleIGDBSearch(w http.ResponseWriter, r *http.Request) {
+	query := r.URL.Query().Get("q")
+	if query == "" {
+		http.Error(w, "Query parameter 'q' required", http.StatusBadRequest)
+		return
+	}
+
+	// TODO: Implement real IGDB search.
+	// Requires TWITCH_CLIENT_ID and TWITCH_CLIENT_SECRET environment variables.
+	//
+	// Flow:
+	// 1. POST https://id.twitch.tv/oauth2/token for access token
+	// 2. POST https://api.igdb.com/v4/games with body: search "{query}"; fields name,cover.*,genres.*,screenshots.*;
+	// 3. Resolve cover URLs → https://images.igdb.com/igdb/image/upload/t_cover_big/{image_id}.jpg
+	// 4. Return matches
+
+	writeJSON(w, http.StatusOK, []map[string]string{
+		{
+			"message": "IGDB integration not yet configured. Set TWITCH_CLIENT_ID and TWITCH_CLIENT_SECRET env vars.",
+			"query":   query,
+		},
+	})
+}