diff --git a/gin/1-try/.air.toml b/gin/1-try/.air.toml
new file mode 100644
index 0000000..5e0318c
--- /dev/null
+++ b/gin/1-try/.air.toml
@@ -0,0 +1,37 @@
+root = "."
+testdata_dir = "testdata"
+tmp_dir = "tmp"
+
+[build]
+  args_bin = []
+  bin = "./tmp/main"
+  cmd = "go build -o ./tmp/main ."
+  delay = 1000
+  exclude_dir = ["assets", "tmp", "vendor", "testdata"]
+  exclude_file = []
+  exclude_regex = ["_test.go"]
+  exclude_unchanged = false
+  follow_symlink = false
+  full_bin = ""
+  include_dir = []
+  include_ext = ["go", "tpl", "tmpl", "html"]
+  kill_delay = "0s"
+  log = "build-errors.log"
+  send_interrupt = false
+  stop_on_error = true
+
+[color]
+  app = ""
+  build = "yellow"
+  main = "magenta"
+  runner = "green"
+  watcher = "cyan"
+
+[log]
+  time = false
+
+[misc]
+  clean_on_exit = false
+
+[screen]
+  clear_on_rebuild = false
diff --git a/gin/1-try/README.md b/gin/1-try/README.md
index 4bfb4b0..195848b 100644
--- a/gin/1-try/README.md
+++ b/gin/1-try/README.md
@@ -17,4 +17,16 @@ go build -o server main.go
 
 ```shell
 go mod vendor
+```
+
+### 热更新
+
+```shell
+# 安装
+go install github.com/cosmtrek/air@latest
+
+# 初始化
+air init
+# 运行
+air -c .air.toml
 ```
\ No newline at end of file
diff --git a/gin/1-try/main.go b/gin/1-try/main.go
index f1df727..3f9eb91 100644
--- a/gin/1-try/main.go
+++ b/gin/1-try/main.go
@@ -11,7 +11,7 @@ func main() {
 		context.JSON(200, gin.H{
 			"status":  "1",
 			"message": "请求成功",
-			"data":    "Hello",
+			"data":    "Hello333",
 		})
 	})
 	// 启动HTTP服务，默认在0.0.0.0:8080启动服务
diff --git a/gin/1-try/tmp/main b/gin/1-try/tmp/main
new file mode 100755
index 0000000..bd18772
Binary files /dev/null and b/gin/1-try/tmp/main differ