Updated go version to 1.19

.github/workflows/build.yml

@@ -109,7 +109,7 @@ jobs:
             - name: Set up Go
               uses: actions/setup-go@v2
               with:
-                  go-version: ^1.18.4
+                  go-version: ^1.19.0
 
             - name: Set up cache
               uses: actions/cache@v2

go.mod

@@ -1,6 +1,6 @@
 module github.com/0xJacky/Nginx-UI
 
-go 1.18
+go 1.19
 
 require (
 	github.com/creack/pty v1.1.18