adding multiplayer

Packages/manifest.json

@@ -15,11 +15,14 @@
     "com.unity.ide.visualstudio": "2.0.22",
     "com.unity.inputsystem": "1.13.0",
     "com.unity.multiplayer.center": "1.0.0",
+    "com.unity.multiplayer.playmode": "1.3.3",
+    "com.unity.netcode.gameobjects": "2.4.3",
     "com.unity.probuilder": "6.0.5",
     "com.unity.recorder": "5.1.2",
     "com.unity.render-pipelines.universal": "17.0.4",
     "com.unity.test-framework": "1.4.6",
     "com.unity.timeline": "1.8.7",
+    "com.unity.transport": "2.5.1",
     "com.unity.ugui": "2.0.0",
     "com.unity.visualscripting": "1.9.5",
     "com.unity.modules.accessibility": "1.0.0",

Packages/packages-lock.json

@@ -173,7 +173,7 @@
     },
     "com.unity.mathematics": {
       "version": "1.3.2",
-      "depth": 2,
+      "depth": 1,
       "source": "registry",
       "dependencies": {},
       "url": "https://packages.unity.com"
@@ -186,16 +186,35 @@
         "com.unity.modules.uielements": "1.0.0"
       }
     },
+    "com.unity.multiplayer.playmode": {
+      "version": "1.3.3",
+      "depth": 0,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.nuget.newtonsoft-json": "2.0.2"
+      },
+      "url": "https://packages.unity.com"
+    },
+    "com.unity.netcode.gameobjects": {
+      "version": "2.4.3",
+      "depth": 0,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.transport": "2.4.0",
+        "com.unity.nuget.mono-cecil": "1.11.4"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.nuget.mono-cecil": {
       "version": "1.11.4",
-      "depth": 2,
+      "depth": 1,
       "source": "registry",
       "dependencies": {},
       "url": "https://packages.unity.com"
     },
     "com.unity.nuget.newtonsoft-json": {
       "version": "3.2.1",
-      "depth": 2,
+      "depth": 1,
       "source": "registry",
       "dependencies": {},
       "url": "https://packages.unity.com"
@@ -346,6 +365,17 @@
       },
       "url": "https://packages.unity.com"
     },
+    "com.unity.transport": {
+      "version": "2.5.1",
+      "depth": 0,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.burst": "1.8.12",
+        "com.unity.collections": "2.2.1",
+        "com.unity.mathematics": "1.3.1"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.ugui": {
       "version": "2.0.0",
       "depth": 0,