chore: add backup app

cmd/backup/main.go

@@ -1,8 +1,54 @@
 // Package main provides ...
 package main
 
-import "fmt"
+import (
+	"fmt"
+
+	"github.com/eiblog/eiblog/pkg/config"
+	"github.com/eiblog/eiblog/pkg/core/backup/ping"
+	"github.com/eiblog/eiblog/pkg/core/backup/swag"
+	"github.com/eiblog/eiblog/pkg/core/backup/timer"
+
+	"github.com/gin-gonic/gin"
+)
 
 func main() {
-	fmt.Println("hello world!")
+	fmt.Println("Hi, it's App " + config.Conf.BackupApp.Name)
+
+	endRun := make(chan error, 1)
+
+	runTimer(endRun)
+
+	runHTTPServer(endRun)
+	fmt.Println(<-endRun)
+}
+
+func runTimer(endRun chan error) {
+	go func() {
+		endRun <- timer.Start()
+	}()
+}
+
+func runHTTPServer(endRun chan error) {
+	if !config.Conf.EiBlogApp.EnableHTTP {
+		return
+	}
+
+	if config.Conf.RunMode == config.ModeProd {
+		gin.SetMode(gin.ReleaseMode)
+	}
+	e := gin.Default()
+
+	// swag
+	swag.RegisterRoutes(e)
+
+	// route
+	ping.RegisterRoutes(e)
+
+	// start
+	address := fmt.Sprintf(":%d", config.Conf.EiBlogApp.HTTPPort)
+	go func() {
+		endRun <- e.Run(address)
+	}()
+	fmt.Println("HTTP server running on: " + address)
 }