fix(combat): 战斗逐项对齐 40250，修复移动 / 技能释放与武器挂点

- 连击类型由 combo_changed 驱动（SetComboSkillFlag，技能 122 等级）
- 命中判定改为 .msa 刀尖 Z 圆柱 vs .msm 防御球（hit_collision.gd 逐行移植）
- _register_hit 改为 map::insert 语义，修正命中上限
- 攻速同时缩放 GetAttackingElapsedTime 与攻击动作速率；按武器动作模式目录绑定攻击段
- 去掉本地连击超时，motion_bound 清命中表 / 连击段号
- __ProcessDataAttackSuccess：InsertDelay 硬直、physics_push.gd 击退 + GetBlendingPosition 同步、
  命中特效、__HitGood / __HitGreate / __HitStone 受击动作链与抖动（ui/hit_reaction.gd）
- ClassicSession::send_use_skill 不再夹带 CG_FLY_TARGETING
- mac 前进 / 后退方向与技能释放修复；武器按职业骨骼挂到手上
- 新增 hit_collision / physics_push / hit_view / net_world_push / weapon_attach 测试；
  gpu_pose_bounds / race_motion_assembly 适配 damage 随机变体
- 文档：CLIENT-GAP.md、CLIENT-GAP-FIX.md §3.5 / §3.7 与 C.5 增量 130

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Ft3kXpNdLbKEfg5uDLfqVF

project/player_controller.gd

@@ -363,9 +363,11 @@ func _process(dt: float) -> void:
 		_mobile_active = true
 		_is_going = false
 		_last_wasd = Vector2.ZERO
+		# GameCamera 位于 head + (sin yaw, cos yaw)*dist 并看向 head：视线的水平前方是
+		# -(sin yaw, cos yaw)，屏幕右 = 前方 × UP。
 		var mobile_yaw: float = (camera.heading() if camera and camera.has_method("heading") else 0.0)
-		var mobile_fwd := Vector3(sin(mobile_yaw), 0, cos(mobile_yaw))
-		var mobile_right := Vector3(mobile_fwd.z, 0, -mobile_fwd.x)
+		var mobile_fwd := -Vector3(sin(mobile_yaw), 0, cos(mobile_yaw))
+		var mobile_right := Vector3(-mobile_fwd.z, 0, mobile_fwd.x)
 		wish = (mobile_fwd * -mobile_axis.y + mobile_right * mobile_axis.x).normalized()
 	elif wasd != Vector2.ZERO:
 		_mobile_active = false
@@ -379,8 +381,8 @@ func _process(dt: float) -> void:
 		_last_wasd = wasd
 		_is_going = false   # 键盘覆盖点地（NEW_MoveToDirection：m_isGoing = FALSE）
 		var yaw: float = (camera.heading() if camera and camera.has_method("heading") else 0.0)
-		var fwd := Vector3(sin(yaw), 0, cos(yaw))
-		var right := Vector3(fwd.z, 0, -fwd.x)
+		var fwd := -Vector3(sin(yaw), 0, cos(yaw))
+		var right := Vector3(-fwd.z, 0, fwd.x)
 		wish = (fwd * -wasd.y + right * wasd.x).normalized()
 	elif _is_going:
 		_mobile_active = false