Update to v2.6.6 without release

- Fix a bug about purchase discount
- Fix a bug about database synchronization, which may make 'api_login' table empty
- For Arcaea 3.8.8
- Update a logout api

latest version/database/database_initialize.py

@@ -4,7 +4,7 @@ import json
 
 # 数据库初始化文件，删掉arcaea_database.db文件后运行即可，谨慎使用
 
-ARCAEA_SERVER_VERSION = 'v2.6.5'
+ARCAEA_SERVER_VERSION = 'v2.6.6'
 
 
 def main(path='./'):

latest version/database/singles.json

@@ -790,4 +790,18 @@
 	}],
 	"orig_price": 100,
 	"price": 100
+}, {
+	"name": "redolentshape",
+	"items": [{
+		"type": "single",
+		"id": "redolentshape",
+		"is_available": true
+	}, {
+		"type": "core",
+		"amount": 1,
+		"id": "core_generic",
+		"is_available": true
+	}],
+	"orig_price": 100,
+	"price": 100
 }]