adding in some needed packages

Packages/manifest.json

@@ -7,6 +7,7 @@
     "com.unity.inputsystem": "1.13.1",
     "com.unity.multiplayer.center": "1.0.0",
     "com.unity.render-pipelines.universal": "17.0.4",
+    "com.unity.splines": "2.7.2",
     "com.unity.test-framework": "1.4.6",
     "com.unity.timeline": "1.8.7",
     "com.unity.toolchain.linux-x86_64": "2.0.11",

Packages/packages-lock.json

@@ -172,7 +172,7 @@
     },
     "com.unity.mathematics": {
       "version": "1.3.2",
-      "depth": 2,
+      "depth": 1,
       "source": "registry",
       "dependencies": {},
       "url": "https://packages.unity.com"
@@ -242,6 +242,13 @@
       "dependencies": {},
       "url": "https://packages.unity.com"
     },
+    "com.unity.settings-manager": {
+      "version": "2.0.1",
+      "depth": 1,
+      "source": "registry",
+      "dependencies": {},
+      "url": "https://packages.unity.com"
+    },
     "com.unity.shadergraph": {
       "version": "17.0.4",
       "depth": 1,
@@ -251,6 +258,16 @@
         "com.unity.searcher": "4.9.3"
       }
     },
+    "com.unity.splines": {
+      "version": "2.7.2",
+      "depth": 0,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.mathematics": "1.2.1",
+        "com.unity.settings-manager": "1.0.3"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.sysroot": {
       "version": "2.0.10",
       "depth": 1,