diff --git a/ship.js b/ship.js
index 0873dfb..be3b94d 100644
--- a/ship.js
+++ b/ship.js
@@ -1,47 +1,48 @@
-// const {sequelize, DataTypes} = require('./db/sql_connection');
-require('dotenv').config({ path: require('node:path').resolve(process.cwd(), '.env') });
-const APP_BASE_PATH = process.env.APP_BASE_PATH || "";
-const express = require("express");
-const app = express(); //
-// const fs = require("fs");
-const http = require("http").createServer(app);
-const io = require("socket.io")(http);
-// const path = require("path");
-
-var id = [];
-var obj_collection = {};
-
-http.listen(process.env.PORT, process.env.HOST, function () {
-    console.log("game server is started");
-})
-
-io.on("connection", function (socket) {
-    console.log("user " + socket.id + " is connected");
-    socket.on("mouseclick", (coords) => {
-        console.log("coords");        
-        console.log(coords);
-        socket.broadcast.emit("coords", coords); 
-        id[socket.id] = coords.id;
-        obj_collection[coords.id] = coords;
-    })
-    socket.on("disconnect", () => {
-        console.log("user " + socket.id + " is disconnected");
-        socket.broadcast.emit("remove", id[socket.id]);
-                  
-        delete obj_collection[id[socket.id]];  
-        delete id[socket.id];
-    })
-    socket.on("loaded", () => {
-        console.log("loaded");        
-        io.emit("send_objects", obj_collection);  
-    })      
-})
-
-app.set("view engine", "ejs");
-app.use(express.static("public"));
-app.use(express.json({extended: false}));
-app.get("/", (req, res) => {
-    res.render("game", {
-        base_path: APP_BASE_PATH,
-    });
-});
+// project
+// const {sequelize, DataTypes} = require('./db/sql_connection');
+require('dotenv').config({ path: require('node:path').resolve(process.cwd(), '.env') });
+const APP_BASE_PATH = process.env.APP_BASE_PATH || "";
+const express = require("express");
+const app = express(); //
+// const fs = require("fs");
+const http = require("http").createServer(app);
+const io = require("socket.io")(http);
+// const path = require("path");
+
+var id = [];
+var obj_collection = {};
+
+http.listen(process.env.PORT, process.env.HOST, function () {
+    console.log("game server is started");
+})
+
+io.on("connection", function (socket) {
+    console.log("user " + socket.id + " is connected");
+    socket.on("mouseclick", (coords) => {
+        console.log("coords");        
+        console.log(coords);
+        socket.broadcast.emit("coords", coords); 
+        id[socket.id] = coords.id;
+        obj_collection[coords.id] = coords;
+    })
+    socket.on("disconnect", () => {
+        console.log("user " + socket.id + " is disconnected");
+        socket.broadcast.emit("remove", id[socket.id]);
+                  
+        delete obj_collection[id[socket.id]];  
+        delete id[socket.id];
+    })
+    socket.on("loaded", () => {
+        console.log("loaded");        
+        io.emit("send_objects", obj_collection);  
+    })      
+})
+
+app.set("view engine", "ejs");
+app.use(express.static("public"));
+app.use(express.json({extended: false}));
+app.get("/", (req, res) => {
+    res.render("game", {
+        base_path: APP_BASE_PATH,
+    });
+});