Init golang project

- Gin
- Gorm
- Viper
- Logrus

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

server/router.go

@@ -0,0 +1,6 @@
+package server
+
+import "github.com/gin-gonic/gin"
+
+func Router(e *gin.Engine) {
+}