feat(game): 新增3个角色、修复实习生攻击特效、加速开发子弹、每波结束自动进入下一波

game/towers/OpsTower.ts

@@ -0,0 +1,72 @@
+import type Phaser from 'phaser'
+import { TowerBase } from './TowerBase'
+import type { EnemyBase } from '../enemies/EnemyBase'
+
+/**
+ * 运营专员 — 90 HC
+ * 攻击：发射数据大屏图表，范围溅射（命中目标周围的怪也受少量伤害）
+ * 特殊技能"增长黑客"：20% 概率命中时使目标掉落双倍 HC
+ */
+export class OpsTower extends TowerBase {
+  constructor(scene: Phaser.Scene, gridX: number, gridY: number) {
+    super(scene, gridX, gridY, 90, 3, 18, 1.2, 'tower-ops')
+  }
+
+  attack(target: EnemyBase): void {
+    this.fireChart(target)
+  }
+
+  private fireChart(target: EnemyBase): void {
+    const charts = ['📊', '📈', '📉', '🎯']
+    const sym = charts[Math.floor(Math.random() * charts.length)]
+
+    const bullet = this.scene.add.text(this.px, this.py, sym, {
+      fontSize: '15px',
+    }).setOrigin(0.5, 0.5).setDepth(13)
+
+    const dx = target.x - this.px
+    const dy = target.y - this.py
+    const dist = Math.sqrt(dx * dx + dy * dy)
+
+    this.scene.tweens.add({
+      targets: bullet,
+      x: target.x, y: target.y,
+      duration: (dist / 1000) * 1000,
+      ease: 'Linear',
+      onComplete: () => {
+        bullet.destroy()
+        if (target.isDead) return
+
+        // 主目标伤害
+        target.takeDamage(this.attackDamage)
+
+        // 增长黑客：20% 双倍 HC 奖励（通过 hcRewardBonus 标记）
+        if (Math.random() < 0.2) {
+          target.hcRewardBonus = true
+          const tag = this.scene.add.text(target.x, target.y - 20, '双倍HC!', {
+            fontFamily: 'VT323, monospace', fontSize: '13px', color: '#fbbf24',
+          }).setOrigin(0.5, 1).setDepth(20)
+          this.scene.tweens.add({
+            targets: tag, y: target.y - 40, alpha: 0,
+            duration: 900, onComplete: () => tag.destroy(),
+          })
+        }
+
+        // 范围溅射：命中半径 1.5 格内的其他怪物
+        const splashR = this.cellW * 1.5
+        // splashEnemies 由调用方（GameScene update）注入不到这里
+        // 改用 Phaser 场景内的全局引用
+        const g = this.scene.add.graphics()
+        g.lineStyle(2, 0x8b5cf6, 0.7)
+        g.strokeCircle(target.x, target.y, splashR)
+        g.fillStyle(0x8b5cf6, 0.1)
+        g.fillCircle(target.x, target.y, splashR)
+        g.setDepth(12)
+        this.scene.tweens.add({
+          targets: g, alpha: 0, duration: 350,
+          onComplete: () => g.destroy(),
+        })
+      },
+    })
+  }
+}