fix: player now jumps normally

Assets/Prefabs/Player.prefab

@@ -66,6 +66,9 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: f16350ecb17bc8e49a8e9b8124ff2db2, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
+  groundMask:
+    serializedVersion: 2
+    m_Bits: 64
 --- !u!1 &1084592339258698369
 GameObject:
   m_ObjectHideFlags: 0
@@ -247,6 +250,7 @@ GameObject:
   - component: {fileID: 1892283461227420150}
   - component: {fileID: 7857072580326449292}
   - component: {fileID: 1437407097293080706}
+  - component: {fileID: 8985924327125149956}
   - component: {fileID: 397169322893853401}
   - component: {fileID: 1198108720433238150}
   - component: {fileID: 3263211181679880648}
@@ -353,6 +357,33 @@ CharacterController:
   m_SkinWidth: 0.08
   m_MinMoveDistance: 0.001
   m_Center: {x: 0, y: 0, z: 0}
+--- !u!54 &8985924327125149956
+Rigidbody:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 9016311960615966999}
+  serializedVersion: 4
+  m_Mass: 1
+  m_Drag: 0
+  m_AngularDrag: 0.05
+  m_CenterOfMass: {x: 0, y: 0, z: 0}
+  m_InertiaTensor: {x: 1, y: 1, z: 1}
+  m_InertiaRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_IncludeLayers:
+    serializedVersion: 2
+    m_Bits: 0
+  m_ExcludeLayers:
+    serializedVersion: 2
+    m_Bits: 0
+  m_ImplicitCom: 1
+  m_ImplicitTensor: 1
+  m_UseGravity: 0
+  m_IsKinematic: 0
+  m_Interpolate: 0
+  m_Constraints: 80
+  m_CollisionDetection: 0
 --- !u!114 &397169322893853401
 MonoBehaviour:
   m_ObjectHideFlags: 0
@@ -371,11 +402,6 @@ MonoBehaviour:
   crouchHeightMultiplier: 0.5
   jumpForce: 10
   gravityMultiplier: 1
-  legsPosition: {fileID: 2033391409425088012}
-  legsRadius: 0.2
-  groundMask:
-    serializedVersion: 2
-    m_Bits: 64
   isCrouching: 0
   gravityVelocity: {x: 0, y: 0, z: 0}
   grounded: 0

Assets/Scripts/Player/GroundDetector.cs

@@ -2,13 +2,14 @@ using UnityEngine;
 
 public class GroundDetector : MonoBehaviour
 {
+    public LayerMask groundMask;
     public bool onGround { get; private set; } = false;
 
-    void OnTriggerEnter(Collider other) {
-        if (other.CompareTag("Ground")) onGround = true;
+    public void OnTriggerEnter(Collider other) {
+        if ((1 << other.gameObject.layer & groundMask) != 0) onGround = true;
     }
     void OnTriggerStay(Collider other) { OnTriggerEnter(other); }
     void OnTriggerExit(Collider other) {
-        if (other.CompareTag("Ground")) onGround = false;
+        if ((1 << other.gameObject.layer & groundMask) != 0) onGround = false;
     }
 }

Assets/Scripts/Player/PlayerMovement.cs

@@ -10,9 +10,6 @@ public class PlayerMovement : MonoBehaviour
     [Header("Vertical movement")]
     public float jumpForce = 1f;
     public float gravityMultiplier = 1f;
-    public Transform legsPosition;
-    public float legsRadius = 0.5f;
-    public LayerMask groundMask;
 
     [Header("Debug info")]
     [SerializeField] bool isCrouching = false;