New field added for works to store gradation repository

gradation.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"log"
+	"net/http"
+
+	"github.com/drone/drone-go/drone"
+	"github.com/gin-gonic/gin"
+)
+
+func declareAPIAdminGradationRoutes(router *gin.RouterGroup) {
+	router.GET("/gradation_repositories", func(c *gin.Context) {
+		client := drone.NewClient(droneEndpoint, droneConfig)
+		result, err := client.RepoList()
+		if err != nil {
+			log.Println("Unable to retrieve the repository list:", err.Error())
+			c.AbortWithStatusJSON(http.StatusInternalServerError, gin.H{"errmsg": "Unable to retrieve the repository list."})
+			return
+		}
+		c.JSON(http.StatusOK, result)
+	})
+	router.POST("/gradation_repositories/sync", func(c *gin.Context) {
+		client := drone.NewClient(droneEndpoint, droneConfig)
+		result, err := client.RepoListSync()
+		if err != nil {
+			log.Println("Unable to retrieve the repository list:", err.Error())
+			c.AbortWithStatusJSON(http.StatusInternalServerError, gin.H{"errmsg": "Unable to retrieve the repository list."})
+			return
+		}
+		c.JSON(http.StatusOK, result)
+	})
+}