feat: wire config into main, server, and lobby

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

main.go

@@ -1,9 +1,11 @@
 package main
 
 import (
+	"fmt"
 	"log"
 	"os"
 
+	"github.com/tolelom/catacombs/config"
 	"github.com/tolelom/catacombs/game"
 	"github.com/tolelom/catacombs/server"
 	"github.com/tolelom/catacombs/store"
@@ -13,23 +15,35 @@ import (
 func main() {
 	os.MkdirAll("data", 0755)
 
+	cfg, err := config.Load("config.yaml")
+	if err != nil {
+		if os.IsNotExist(err) {
+			cfg, _ = config.Load("")
+		} else {
+			log.Fatalf("Failed to load config: %v", err)
+		}
+	}
+
 	db, err := store.Open("data/catacombs.db")
 	if err != nil {
 		log.Fatalf("Failed to open database: %v", err)
 	}
 	defer db.Close()
 
-	lobby := game.NewLobby()
+	lobby := game.NewLobby(cfg)
+
+	sshAddr := fmt.Sprintf("0.0.0.0:%d", cfg.Server.SSHPort)
+	webAddr := fmt.Sprintf(":%d", cfg.Server.HTTPPort)
 
 	// Start web terminal server in background
 	go func() {
-		if err := web.Start(":8080", 2222); err != nil {
+		if err := web.Start(webAddr, cfg.Server.SSHPort); err != nil {
 			log.Printf("Web server error: %v", err)
 		}
 	}()
 
-	log.Println("Catacombs server starting — SSH :2222, Web :8080")
-	if err := server.Start("0.0.0.0", 2222, lobby, db); err != nil {
+	log.Printf("Catacombs server starting — SSH :%d, Web :%d", cfg.Server.SSHPort, cfg.Server.HTTPPort)
+	if err := server.Start(sshAddr, lobby, db); err != nil {
 		log.Fatal(err)
 	}
 }