diff --git a/src/config/config.lua b/src/config/config.lua
index 3a03121..3f6b28b 100644
--- a/src/config/config.lua
+++ b/src/config/config.lua
@@ -7,8 +7,7 @@
 return {
     APP_ENV = "dev", -- dev/prod
 
-    locale = 'en',
-    fallback_locale = 'zh',
+    locale = 'zh',
 
     time_zone = "+8:00", -- UTC + 8
 
diff --git a/src/service/system/user.lua b/src/service/system/user.lua
index 837f50c..ab3c94e 100644
--- a/src/service/system/user.lua
+++ b/src/service/system/user.lua
@@ -2,7 +2,7 @@
 --- Generated by EmmyLua(https://github.com/EmmyLua)
 --- Created by .
 --- DateTime: 2025/9/25 08:19
---- 业务逻辑
+--- 业务逻辑 对用户数据表进行数据表业务处理
 local cjson = require('cjson')
 local pgmoon = require('pgmoon')
 local dbconf = require("config.database")
@@ -10,6 +10,7 @@ local status = require("config.status")
 
 local _M = {}
 
+--获取一个数据库操作连接
 local function get_con(cfg)
     local code = 0
     -- 创建一个新的连接
diff --git a/src/test/test.lua b/src/test/test.lua
index b4c399b..ff3203e 100644
--- a/src/test/test.lua
+++ b/src/test/test.lua
@@ -4,6 +4,12 @@
 --- DateTime: 2025/10/15 09:12
 ---
 
+local calc = require("util.snowalgorithm")
+local dataCenterId = 1  -- 根据实际情况配置数据中心 ID 和机器 ID
+local machineId = 1     -- 同理配置机器 ID，确保在所有机器中唯一且不超过最大值。
+local id = calc.generateUuid(dataCenterId, machineId)
+print("Generated UUID:", id)
+
 --读取请求体的数据
 ngx.req.read_body()
 
diff --git a/src/util/response.lua b/src/util/response.lua
index 4e82bda..31afa94 100644
--- a/src/util/response.lua
+++ b/src/util/response.lua
@@ -54,7 +54,6 @@ function _M:raw(http_status, http_body)
 	}
 end
 
-
 function _M:error(http_status, http_headers, http_body)
 	return {
 		status = http_status,
@@ -63,7 +62,6 @@ function _M:error(http_status, http_headers, http_body)
 	}
 end
 
-
 function _M:send(response)
 	ngx.status = response.status
 	if response.headers ~= nil then
diff --git a/src/util/snowalgorithm.lua b/src/util/snowalgorithm.lua
new file mode 100644
index 0000000..94fbb80
--- /dev/null
+++ b/src/util/snowalgorithm.lua
@@ -0,0 +1,47 @@
+---
+--- Generated by EmmyLua(https://github.com/EmmyLua)
+--- Created by admin.
+--- DateTime: 2025/10/21 10:58
+--- 雪花算法生成唯一的 ID
+--具体使用方法
+--local dataCenterId = 1  -- 根据实际情况配置数据中心 ID 和机器 ID
+--local machineId = 1     -- 同理配置机器 ID，确保在所有机器中唯一且不超过最大值。
+--local id = generateUuid(dataCenterId, machineId)
+--print("Generated ID:", id)
+
+local _M = {}
+
+local config = {
+    epoch = 1609459200000, -- 例如：2021-01-01 的毫秒时间戳
+    dataCenterIdBits = 5,
+    machineIdBits = 5,
+    sequenceBits = 12, -- 序列号在毫秒内的唯一性
+    maxDataCenterId = -1 * math.pow(2, dataCenterIdBits),
+    maxMachineId = -1 * math.pow(2, machineIdBits),
+    maxSequence = -1 * math.pow(2, sequenceBits)
+}
+
+local function calculateOffsets()
+    local timestampShift = config.sequenceBits + config.machineIdBits + config.dataCenterIdBits
+    local dataCenterIdShift = config.sequenceBits + config.machineIdBits
+    local machineIdShift = config.sequenceBits
+    return {timestampShift = timestampShift, dataCenterIdShift = dataCenterIdShift, machineIdShift = machineIdShift}
+end
+
+local function currentTimeMillis()
+    return math.floor(os.time() * 1000) - config.epoch
+end
+
+function _M.generateUuid(dataCenterId, machineId)
+    local offsets = calculateOffsets()
+    local timestamp = currentTimeMillis()
+    local sequence = 0  -- 在实际应用中，你可能需要一个线程安全的序列号生成器来确保同一毫秒内的唯一性。
+    if sequence > config.maxSequence then return nil end  -- 检查序列号是否溢出
+    local id = bit32.bor(bit32.lshift(timestamp, offsets.timestampShift),
+            bit32.lshift(dataCenterId, offsets.dataCenterIdShift),
+            bit32.lshift(machineId, offsets.machineIdShift),
+            sequence)
+    return id
+end
+
+return _M
\ No newline at end of file