feat: Tái cấu trúc bot sang kiến trúc cog, thêm hỗ trợ đa máy chủ, giới thiệu tính năng đăng ký bóng đá, giao diện web và quản lý cấu hình.

repositories/config.py

@@ -0,0 +1,80 @@
+from typing import List, Optional, Any
+from sqlalchemy import select
+from models.config import BotConfig
+from infra.db import postgres
+
+class ConfigRepository:
+    def __init__(self):
+        self.Session = postgres.get_sessionmaker()
+
+    async def get(self, guild_id: int, key: str, default: Any = None) -> Any:
+        """Lấy giá trị config theo key"""
+        try:
+            async with self.Session() as session:
+                stmt = select(BotConfig).where(
+                    BotConfig.guild_id == guild_id,
+                    BotConfig.key == key
+                )
+                result = await session.execute(stmt)
+                config = result.scalar_one_or_none()
+                return config.value if config else default
+        except Exception as e:
+            print(f"Error getting config {key} for guild {guild_id}: {e}")
+            return default
+
+    async def set(self, guild_id: int, key: str, value: str, description: str = None) -> Optional[BotConfig]:
+        """Cập nhật hoặc tạo mới config"""
+        try:
+            async with self.Session() as session:
+                stmt = select(BotConfig).where(
+                    BotConfig.guild_id == guild_id,
+                    BotConfig.key == key
+                )
+                result = await session.execute(stmt)
+                config = result.scalar_one_or_none()
+                
+                if config:
+                    config.value = str(value)
+                    if description:
+                        config.description = description
+                else:
+                    config = BotConfig(guild_id=guild_id, key=key, value=str(value), description=description)
+                    session.add(config)
+                
+                await session.commit()
+                await session.refresh(config)
+                return config
+        except Exception as e:
+            print(f"Error setting config {key} for guild {guild_id}: {e}")
+            return None
+
+    async def get_all(self, guild_id: int) -> List[BotConfig]:
+        """Lấy tất cả config"""
+        try:
+            async with self.Session() as session:
+                stmt = select(BotConfig).where(BotConfig.guild_id == guild_id)
+                result = await session.execute(stmt)
+                return list(result.scalars().all())
+        except Exception as e:
+            print(f"Error getting all configs for guild {guild_id}: {e}")
+            return []
+
+    async def delete(self, guild_id: int, key: str) -> bool:
+        """Xóa config"""
+        try:
+            async with self.Session() as session:
+                stmt = select(BotConfig).where(
+                    BotConfig.guild_id == guild_id,
+                    BotConfig.key == key
+                )
+                result = await session.execute(stmt)
+                config = result.scalar_one_or_none()
+                
+                if config:
+                    await session.delete(config)
+                    await session.commit()
+                    return True
+                return False
+        except Exception as e:
+            print(f"Error deleting config {key} for guild {guild_id}: {e}")
+            return False