// Package achievements provides a complete achievement system for EQ2Emulator servers.
//
// The package includes:
//   - Achievement definitions with requirements and rewards
//   - Master achievement list for server-wide management
//   - Player-specific achievement tracking and progress
//   - Database operations for persistence
//
// Basic usage:
//
//	// Create master list and load from database
//	masterList := achievements.NewMasterList()
//	db, _ := database.Open("world.db")
//	achievements.LoadAllAchievements(db, masterList)
//
//	// Create player manager
//	playerMgr := achievements.NewPlayerManager()
//	achievements.LoadPlayerAchievements(db, playerID, playerMgr.Achievements)
//	achievements.LoadPlayerAchievementUpdates(db, playerID, playerMgr.Updates)
//
//	// Update player progress
//	playerMgr.Updates.UpdateProgress(achievementID, newProgress)
//
//	// Check completion
//	if playerMgr.Updates.IsCompleted(achievementID) {
//		// Handle completed achievement
//	}
//
//	// Save progress
//	update := playerMgr.Updates.GetUpdate(achievementID)
//	achievements.SavePlayerAchievementUpdate(db, playerID, update)
package achievements