Make badgeNone usable in HTML img tag (returning 200 instead of 404)

Also adds a print in the log about the kind of failure

server/badge.go

@@ -2,6 +2,7 @@ package server
 
 import (
 	"fmt"
+	"log"
 
 	"github.com/gin-gonic/gin"
 
@@ -42,7 +43,8 @@ func GetBadge(c *gin.Context) {
 
 	build, err := store.GetBuildLast(c, repo, branch)
 	if err != nil {
-		c.String(404, badgeNone)
+		log.Println(err)
+		c.String(200, badgeNone)
 		return
 	}
 
@@ -56,7 +58,7 @@ func GetBadge(c *gin.Context) {
 	case model.StatusPending, model.StatusRunning:
 		c.String(200, badgeStarted)
 	default:
-		c.String(404, badgeNone)
+		c.String(200, badgeNone)
 	}
 }