add recharge

unitconfig.h

@@ -52,11 +52,20 @@ struct UnitConfig {
     QStringList impassableTerrains;
     QStringList passableTerrains;
 
+    // Recharge / Cooldown configuration for military units
+    int rechargeTime;          // Time in milliseconds between attacks
+    float rechargeDuration;    // Duration of recharge state (optional, for visual indication)
+    int attackFlashDuration;   // How long the flash effect lasts (in ms)
+    
     UnitConfig()
         : id(""), name(""), category(UnitCategory::Builder),
           movementDomain(MovementDomain::Land), health(100),
           movementSpeed(2.0f), cost(10), laborCost(1000), attackDamage(0), attackRange(1),
-          buildCharges(-1), infiniteCharges(true), requiredTech(""), obsoleteTech(""), iconPath("") {}
+          buildCharges(-1), infiniteCharges(true), requiredTech(""), obsoleteTech(""), iconPath(""),
+          rechargeTime(500),        // Default recharge time: 500ms (0.5 seconds)
+          rechargeDuration(300),     // Visual cooldown bar duration: 300ms
+          attackFlashDuration(400)   // Attack flash effect duration: 400ms
+    {}
 
     bool isRanged() const { return attackRange > 1; }
     bool isMilitary() const { return category == UnitCategory::Military; }
@@ -89,4 +98,4 @@ private:
     QMap<QString, UnitConfig> m_configs;
 };
 
-#endif // UNITCONFIG_H
+#endif // UNITCONFIG_H