Add authentication function

Signed-off-by: Asai Neko <sugar@sne.moe>

service/checkin/handler.go

@@ -0,0 +1,11 @@
+package checkin
+
+import (
+	"nixcn-cms/internal/crypto/jwt"
+
+	"github.com/gin-gonic/gin"
+)
+
+func Handler(r *gin.RouterGroup) {
+	r.Use(jwt.JWTAuth())
+}