diff --git a/.env b/.env
index 4c365d4..b38307c 100644
--- a/.env
+++ b/.env
@@ -2,4 +2,5 @@
 DATABASE_URL=postgres://milkydata:44n6FdB8CdDAk5rk@154.37.213.24:5432/milkydata
 WECHAT_APPID="wx5b00eb90621802f7"
 WECHAT_SECRET="494efc513faa310bfba588bda2849bfd"
-JWT_SECRET="your_super_secret_key"
\ No newline at end of file
+JWT_SECRET="your_super_secret_key"
+RUST_LOG=info
\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
index 2590835..22f2d90 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -268,6 +268,56 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "anstream"
+version = "0.6.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3ae563653d1938f79b1ab1b5e668c87c76a9930414574a6583a7b7e11a8e6192"
+dependencies = [
+ "anstyle",
+ "anstyle-parse",
+ "anstyle-query",
+ "anstyle-wincon",
+ "colorchoice",
+ "is_terminal_polyfill",
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle"
+version = "1.0.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5192cca8006f1fd4f7237516f40fa183bb07f8fbdfedaa0036de5ea9b0b45e78"
+
+[[package]]
+name = "anstyle-parse"
+version = "0.2.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4e7644824f0aa2c7b9384579234ef10eb7efb6a0deb83f9630a49594dd9c15c2"
+dependencies = [
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle-query"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9e231f6134f61b71076a3eab506c379d4f36122f2af15a9ff04415ea4c3339e2"
+dependencies = [
+ "windows-sys 0.60.2",
+]
+
+[[package]]
+name = "anstyle-wincon"
+version = "3.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3e0633414522a32ffaac8ac6cc8f748e090c5717661fddeea04219e2344f5f2a"
+dependencies = [
+ "anstyle",
+ "once_cell_polyfill",
+ "windows-sys 0.60.2",
+]
+
 [[package]]
 name = "atoi"
 version = "2.0.0"
@@ -415,6 +465,12 @@ dependencies = [
  "windows-link 0.1.3",
 ]
 
+[[package]]
+name = "colorchoice"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b05b61dc5112cbb17e4b6cd61790d9845d13888356391624cbe7e41efeac1e75"
+
 [[package]]
 name = "concurrent-queue"
 version = "2.5.0"
@@ -603,6 +659,29 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "env_filter"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "186e05a59d4c50738528153b83b0b0194d3a29507dfec16eccd4b342903397d0"
+dependencies = [
+ "log",
+ "regex",
+]
+
+[[package]]
+name = "env_logger"
+version = "0.11.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13c863f0904021b108aa8b2f55046443e6b1ebde8fd4a15c399893aae4fa069f"
+dependencies = [
+ "anstream",
+ "anstyle",
+ "env_filter",
+ "jiff",
+ "log",
+]
+
 [[package]]
 name = "equivalent"
 version = "1.0.2"
@@ -1266,12 +1345,42 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "is_terminal_polyfill"
+version = "1.70.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
+
 [[package]]
 name = "itoa"
 version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4a5f13b858c8d314ee3e8f639011f7ccefe71f97f96e50151fb991f267928e2c"
 
+[[package]]
+name = "jiff"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "be1f93b8b1eb69c77f24bbb0afdf66f54b632ee39af40ca21c4365a1d7347e49"
+dependencies = [
+ "jiff-static",
+ "log",
+ "portable-atomic",
+ "portable-atomic-util",
+ "serde",
+]
+
+[[package]]
+name = "jiff-static"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "03343451ff899767262ec32146f6d559dd759fdadf42ff0e227c7c48f72594b4"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "jobserver"
 version = "0.1.34"
@@ -1548,6 +1657,12 @@ version = "1.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
 
+[[package]]
+name = "once_cell_polyfill"
+version = "1.70.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4895175b425cb1f87721b59f0f286c2092bd4af812243672510e1ac53e2e0ad"
+
 [[package]]
 name = "openssl"
 version = "0.10.73"
@@ -1685,6 +1800,21 @@ version = "0.3.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
 
+[[package]]
+name = "portable-atomic"
+version = "1.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f84267b20a16ea918e43c6a88433c2d54fa145c92a811b5b047ccbe153674483"
+
+[[package]]
+name = "portable-atomic-util"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d8a2f0d8d040d7848a709caf78912debcc3f33ee4b3cac47d73d1e1069e83507"
+dependencies = [
+ "portable-atomic",
+]
+
 [[package]]
 name = "potential_utf"
 version = "0.1.3"
@@ -1918,9 +2048,11 @@ dependencies = [
  "actix-web",
  "chrono",
  "dotenvy",
+ "env_logger",
  "error",
  "include_dir",
  "jsonwebtoken",
+ "log",
  "reqwest",
  "serde",
  "serde_json",
@@ -2775,6 +2907,12 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b6c140620e7ffbb22c2dee59cafe6084a59b5ffc27a8859a5f0d494b5d52b6be"
 
+[[package]]
+name = "utf8parse"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
+
 [[package]]
 name = "uuid"
 version = "1.18.0"
@@ -3046,6 +3184,15 @@ dependencies = [
  "windows-targets 0.52.6",
 ]
 
+[[package]]
+name = "windows-sys"
+version = "0.60.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f2f500e4d28234f72040990ec9d39e3a6b950f9f22d3dba18416c35882612bcb"
+dependencies = [
+ "windows-targets 0.53.4",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.61.0"
@@ -3079,13 +3226,30 @@ dependencies = [
  "windows_aarch64_gnullvm 0.52.6",
  "windows_aarch64_msvc 0.52.6",
  "windows_i686_gnu 0.52.6",
- "windows_i686_gnullvm",
+ "windows_i686_gnullvm 0.52.6",
  "windows_i686_msvc 0.52.6",
  "windows_x86_64_gnu 0.52.6",
  "windows_x86_64_gnullvm 0.52.6",
  "windows_x86_64_msvc 0.52.6",
 ]
 
+[[package]]
+name = "windows-targets"
+version = "0.53.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2d42b7b7f66d2a06854650af09cfdf8713e427a439c97ad65a6375318033ac4b"
+dependencies = [
+ "windows-link 0.2.0",
+ "windows_aarch64_gnullvm 0.53.0",
+ "windows_aarch64_msvc 0.53.0",
+ "windows_i686_gnu 0.53.0",
+ "windows_i686_gnullvm 0.53.0",
+ "windows_i686_msvc 0.53.0",
+ "windows_x86_64_gnu 0.53.0",
+ "windows_x86_64_gnullvm 0.53.0",
+ "windows_x86_64_msvc 0.53.0",
+]
+
 [[package]]
 name = "windows_aarch64_gnullvm"
 version = "0.48.5"
@@ -3098,6 +3262,12 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
 
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.53.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "86b8d5f90ddd19cb4a147a5fa63ca848db3df085e25fee3cc10b39b6eebae764"
+
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.48.5"
@@ -3110,6 +3280,12 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
 
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.53.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7651a1f62a11b8cbd5e0d42526e55f2c99886c77e007179efff86c2b137e66c"
+
 [[package]]
 name = "windows_i686_gnu"
 version = "0.48.5"
@@ -3122,12 +3298,24 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
 
+[[package]]
+name = "windows_i686_gnu"
+version = "0.53.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1dc67659d35f387f5f6c479dc4e28f1d4bb90ddd1a5d3da2e5d97b42d6272c3"
+
 [[package]]
 name = "windows_i686_gnullvm"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
 
+[[package]]
+name = "windows_i686_gnullvm"
+version = "0.53.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9ce6ccbdedbf6d6354471319e781c0dfef054c81fbc7cf83f338a4296c0cae11"
+
 [[package]]
 name = "windows_i686_msvc"
 version = "0.48.5"
@@ -3140,6 +3328,12 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
 
+[[package]]
+name = "windows_i686_msvc"
+version = "0.53.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "581fee95406bb13382d2f65cd4a908ca7b1e4c2f1917f143ba16efe98a589b5d"
+
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.48.5"
@@ -3152,6 +3346,12 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
 
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.53.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2e55b5ac9ea33f2fc1716d1742db15574fd6fc8dadc51caab1c16a3d3b4190ba"
+
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.48.5"
@@ -3164,6 +3364,12 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
 
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.53.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0a6e035dd0599267ce1ee132e51c27dd29437f63325753051e71dd9e42406c57"
+
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.48.5"
@@ -3176,6 +3382,12 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
 
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.53.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "271414315aff87387382ec3d271b52d7ae78726f5d44ac98b4f4030c91880486"
+
 [[package]]
 name = "wit-bindgen"
 version = "0.45.0"
diff --git a/Cargo.toml b/Cargo.toml
index d0cf83b..3f3ba96 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,9 +8,11 @@ actix-files = "0.6.8"
 actix-web = "4.11.0"
 chrono = {version = "0.4.41", features=["serde"]}
 dotenvy = "0.15.7"
+env_logger = "0.11.8"
 error = "0.1.9"
 include_dir = "0.7.4"
 jsonwebtoken = "9.3.1"
+log = "0.4.28"
 reqwest = { version = "0.12.23", features=["json"]}
 serde = { version = "1.0.219", features = ["derive"] }
 serde_json = "1.0.143"
diff --git a/src/config.rs b/src/config.rs
new file mode 100644
index 0000000..2a0fb72
--- /dev/null
+++ b/src/config.rs
@@ -0,0 +1,32 @@
+use std::env;
+use dotenvy::dotenv;
+
+#[derive(Debug, Clone)]
+pub struct Config {
+    pub database_url: String,
+    pub jwt_secret: String,
+    pub wechat_appid: String,
+    pub wechat_secret: String,
+    pub server_ports: Vec<u16>,
+}
+
+impl Config {
+    pub fn load() -> Result<Self, String> {
+        // 加载.env文件
+        if let Err(e) = dotenv() {
+            eprintln!("警告: 无法加载.env文件 - {}", e);
+        }
+
+        Ok(Self {
+            database_url: env::var("DATABASE_URL")
+                .map_err(|_| "环境变量DATABASE_URL未设置".to_string())?,
+            jwt_secret: env::var("JWT_SECRET")
+                .map_err(|_| "环境变量JWT_SECRET未设置".to_string())?,
+            wechat_appid: env::var("WECHAT_APPID")
+                .map_err(|_| "环境变量WECHAT_APPID未设置".to_string())?,
+            wechat_secret: env::var("WECHAT_SECRET")
+                .map_err(|_| "环境变量WECHAT_SECRET未设置".to_string())?,
+            server_ports: vec![8080, 3000, 8000, 8888],
+        })
+    }
+}
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
index f30e602..9b446d8 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,6 +1,7 @@
 use actix_web::middleware::from_fn;
 use actix_web::{App, HttpResponse, HttpServer, Responder, delete, get, post, web};
 use include_dir::{Dir, include_dir};
+use log::{debug, error, info, warn};
 use reqwest::Client;
 use sqlx::postgres::PgPool;
 mod auth;
@@ -11,13 +12,12 @@ use auth::{generate_token, jwt_middleware};
 use db::{create_pool, insert_weather_data};
 use models::{ErrorResponse, WeChatApiResponse, WeChatLoginRequest, WeatherData};
 
-use crate::models::Claims;
+use crate::models::{Claims, TokenResponse};
 
 // 编译时嵌入整个 static 目录
 static STATIC_DIR: Dir = include_dir!("$CARGO_MANIFEST_DIR/static");
 static TEMPLATES_DIR: Dir = include_dir!("$CARGO_MANIFEST_DIR/templates");
 
-// 登录的API端点
 #[post("/api/login")]
 async fn login(
     pool: web::Data<PgPool>,
@@ -26,8 +26,12 @@ async fn login(
 ) -> impl Responder {
     // 从环境变量获取微信小程序配置
     let appid = match std::env::var("WECHAT_APPID") {
-        Ok(id) => id,
+        Ok(id) => {
+            debug!("成功加载微信小程序appid");
+            id
+        }
         Err(_) => {
+            error!("环境变量中未配置WECHAT_APPID");
             return HttpResponse::InternalServerError().json(ErrorResponse {
                 error: "服务器配置错误：缺少微信小程序appid".to_string(),
                 errcode: None,
@@ -37,8 +41,12 @@ async fn login(
     };
 
     let secret = match std::env::var("WECHAT_SECRET") {
-        Ok(secret) => secret,
+        Ok(secret) => {
+            debug!("成功加载微信小程序secret");
+            secret
+        }
         Err(_) => {
+            error!("环境变量中未配置WECHAT_SECRET");
             return HttpResponse::InternalServerError().json(ErrorResponse {
                 error: "服务器配置错误：缺少微信小程序secret".to_string(),
                 errcode: None,
@@ -52,12 +60,16 @@ async fn login(
         "https://api.weixin.qq.com/sns/jscode2session?appid={}&secret={}&js_code={}&grant_type=authorization_code",
         appid, secret, req.code
     );
+    debug!("准备调用微信API: {}", url.replace(&secret, "***")); // 日志中隐藏secret
 
     // 调用微信API
     let wechat_response = match http_client.get(&url).send().await {
-        Ok(response) => response,
+        Ok(response) => {
+            debug!("微信API请求成功，状态码: {}", response.status());
+            response
+        }
         Err(e) => {
-            eprintln!("请求微信API失败: {}", e);
+            error!("微信API请求失败: {}", e);
             return HttpResponse::InternalServerError().json(ErrorResponse {
                 error: "请求微信服务失败".to_string(),
                 errcode: None,
@@ -68,9 +80,12 @@ async fn login(
 
     // 解析微信API响应
     let wechat_data: WeChatApiResponse = match wechat_response.json().await {
-        Ok(data) => data,
+        Ok(data) => {
+            debug!("微信API响应解析成功");
+            data
+        }
         Err(e) => {
-            eprintln!("解析微信API响应失败: {}", e);
+            error!("微信API响应解析失败: {}", e);
             return HttpResponse::InternalServerError().json(ErrorResponse {
                 error: "解析微信响应失败".to_string(),
                 errcode: None,
@@ -81,6 +96,10 @@ async fn login(
 
     // 检查微信API响应中的错误
     if let Some(errcode) = wechat_data.errcode {
+        warn!(
+            "微信登录验证失败 - 错误码: {}, 错误信息: {:?}",
+            errcode, wechat_data.errmsg
+        );
         return HttpResponse::BadRequest().json(ErrorResponse {
             error: "微信登录失败".to_string(),
             errcode: Some(errcode),
@@ -90,8 +109,14 @@ async fn login(
 
     // 获取openid
     let openid = match wechat_data.openid {
-        Some(id) => id,
+        Some(id) => {
+            // 日志中只显示openid的前4位和后4位，保护用户隐私
+            let masked_openid = format!("{}***{}", &id[0..4], &id[id.len() - 4..]);
+            debug!("获取到用户openid: {}", masked_openid);
+            id
+        }
         None => {
+            error!("微信API响应中未包含openid");
             return HttpResponse::InternalServerError().json(ErrorResponse {
                 error: "微信API未返回openid".to_string(),
                 errcode: None,
@@ -100,7 +125,7 @@ async fn login(
         }
     };
 
-    // 3. 检查用户是否已存在，不存在则创建（显式处理数据库错误）
+    // 检查用户是否已存在，不存在则创建
     let query = r#"
     INSERT INTO users (openid, name, type) 
     VALUES ($1, left($1, 8), 2) 
@@ -114,21 +139,22 @@ async fn login(
         .await
     {
         Ok(Some((id,))) => {
-            // 已存在用户，直接获取ID
-            println!("用户已存在，ID: {}", id);
+            info!("用户已存在，用户ID: {}", id);
             id
         }
         Ok(None) => {
-            // 新用户创建成功，需再次查询ID（因ON CONFLICT DO NOTHING不返回值）
-            println!("新用户已创建，openid: {}", openid);
+            // 新用户创建成功，查询ID
             match sqlx::query_as::<_, (i32,)>("SELECT id FROM users WHERE openid = $1")
                 .bind(&openid)
                 .fetch_one(pool.get_ref())
                 .await
             {
-                Ok((id,)) => id,
+                Ok((id,)) => {
+                    info!("新用户创建成功，用户ID: {}", id);
+                    id
+                }
                 Err(e) => {
-                    eprintln!("查询新用户ID失败: {}", e);
+                    error!("新用户创建后查询ID失败: {}", e);
                     return HttpResponse::InternalServerError().json(ErrorResponse {
                         error: "创建用户后查询ID失败".to_string(),
                         errcode: Some(500),
@@ -138,8 +164,7 @@ async fn login(
             }
         }
         Err(e) => {
-            // 数据库操作失败
-            eprintln!("用户查询/创建失败: {}", e);
+            error!("用户查询/创建失败: {}", e);
             return HttpResponse::InternalServerError().json(ErrorResponse {
                 error: "用户信息处理失败".to_string(),
                 errcode: Some(500),
@@ -148,11 +173,11 @@ async fn login(
         }
     };
 
-    // 4. 生成JWT token（显式处理所有可能的错误）
-    // 4.1 获取JWT密钥
+    // 生成JWT token
     let jwt_secret = match std::env::var("JWT_SECRET") {
         Ok(secret) => secret,
         Err(_) => {
+            error!("环境变量中未配置JWT_SECRET");
             return HttpResponse::InternalServerError().json(ErrorResponse {
                 error: "服务器配置错误：缺少JWT_SECRET".to_string(),
                 errcode: Some(500),
@@ -161,11 +186,26 @@ async fn login(
         }
     };
 
-    // 4.2 编码生成token
-    let token = generate_token(user_id, &openid, 2, &jwt_secret);
+    // 生成token
+    let token = match generate_token(user_id, &openid, 2, &jwt_secret) {
+        Ok(t) => {
+            // 日志中只显示token的前8位，保护安全
+            debug!("JWT生成成功: {}", &t[0..8]);
+            t
+        }
+        Err(e) => {
+            error!("JWT生成失败: {}", e);
+            return HttpResponse::InternalServerError().json(ErrorResponse {
+                error: "生成身份令牌失败".to_string(),
+                errcode: Some(500),
+                errmsg: Some(e.to_string()),
+            });
+        }
+    };
 
-    // 5. 返回成功响应（包含token）
-    HttpResponse::Ok().json(token)
+    info!("用户登录成功，用户ID: {}", user_id);
+    let token_response = TokenResponse::new(token);
+    HttpResponse::Ok().json(token_response)
 }
 
 #[post("/api/post-weather-data")]
@@ -566,6 +606,16 @@ fn create_server_config(
 
 #[actix_web::main]
 async fn main() -> std::io::Result<()> {
+    if let Err(e) = dotenvy::dotenv() {
+        eprintln!("警告：加载.env文件失败，使用系统环境变量: {}", e);
+    }
+
+    // 2. 打印当前 RUST_LOG 的值（关键：验证配置是否生效）
+    let rust_log = std::env::var("RUST_LOG").unwrap_or_else(|_| "未设置".to_string());
+    eprintln!("当前 RUST_LOG 级别：{}", rust_log); // 这行用 eprintln!，不受日志级别影响
+
+    env_logger::init(); // 添加这一行
+    info!("logger init successful");
     // 初始化数据库连接池
     let pool = match create_pool().await {
         Ok(pool) => pool,
diff --git a/src/models.rs b/src/models.rs
index 1bab4d8..02f12af 100644
--- a/src/models.rs
+++ b/src/models.rs
@@ -28,6 +28,36 @@ pub struct TempTokenClaims {
     pub resource_id: i32, // 允许访问的资源ID（如天气数据id）
 }
 
+// 登录成功后的令牌响应结构体
+/// 仅包含操作状态和令牌信息
+#[derive(Debug, Serialize, Clone)]
+pub struct TokenResponse {
+    /// 操作状态：true表示登录成功，false表示失败
+    pub success: bool,
+
+    /// 登录成功后生成的JWT令牌，客户端后续请求需携带此令牌
+    pub token: String,
+}
+
+impl TokenResponse {
+    /// 快速创建登录成功的令牌响应
+    /// - token: 生成的JWT令牌字符串
+    pub fn new(token: String) -> Self {
+        Self {
+            success: true, // 登录成功场景固定为true
+            token,
+        }
+    }
+
+    /// 创建登录失败的响应（可选，用于统一错误响应格式）
+    pub fn failed() -> Self {
+        Self {
+            success: false,
+            token: String::new(), // 失败时令牌为空
+        }
+    }
+}
+
 #[derive(Debug, Deserialize)]
 pub struct WeChatLoginRequest {
     pub code: String,