use Sprintf instead of path.Join

Author: 6543

models/issue.go

@@ -7,7 +7,6 @@ package models
 
 import (
 	"fmt"
-	"path"
 	"regexp"
 	"sort"
 	"strconv"
@@ -324,7 +323,7 @@ func (issue *Issue) GetIsRead(userID int64) error {
 
 // APIURL returns the absolute APIURL to this issue.
 func (issue *Issue) APIURL() string {
-	return issue.Repo.APIURL() + "/" + path.Join("issues", fmt.Sprint(issue.Index))
+	return fmt.Sprintf("%s/issues/%d", issue.Repo.APIURL(), issue.Index)
 }
 
 // HTMLURL returns the absolute URL to this issue.

models/issue_comment.go

@@ -8,7 +8,6 @@ package models
 
 import (
 	"fmt"
-	"path"
 	"strings"
 
 	"code.gitea.io/gitea/modules/git"
@@ -249,7 +248,7 @@ func (c *Comment) APIURL() string {
 		return ""
 	}
 
-	return c.Issue.Repo.APIURL() + "/" + path.Join("issues/comments", fmt.Sprint(c.ID))
+	return fmt.Sprintf("%s/issues/comments/%d", c.Issue.Repo.APIURL(), c.ID)
 }
 
 // IssueURL formats a URL-string to the issue