Add admin API route for managing user's badges (#23106)

Fix #22785

---------

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

models/migrations/v1_22/v287_test.go

@@ -0,0 +1,57 @@
+// Copyright 2024 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package v1_22 //nolint
+
+import (
+	"fmt"
+	"testing"
+
+	"code.gitea.io/gitea/models/migrations/base"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func Test_UpdateBadgeColName(t *testing.T) {
+	type Badge struct {
+		ID          int64 `xorm:"pk autoincr"`
+		Description string
+		ImageURL    string
+	}
+
+	// Prepare and load the testing database
+	x, deferable := base.PrepareTestEnv(t, 0, new(BadgeUnique), new(Badge))
+	defer deferable()
+	if x == nil || t.Failed() {
+		return
+	}
+
+	oldBadges := []Badge{
+		{ID: 1, Description: "Test Badge 1", ImageURL: "https://example.com/badge1.png"},
+		{ID: 2, Description: "Test Badge 2", ImageURL: "https://example.com/badge2.png"},
+		{ID: 3, Description: "Test Badge 3", ImageURL: "https://example.com/badge3.png"},
+	}
+
+	for _, badge := range oldBadges {
+		_, err := x.Insert(&badge)
+		assert.NoError(t, err)
+	}
+
+	if err := UseSlugInsteadOfIDForBadges(x); err != nil {
+		assert.NoError(t, err)
+		return
+	}
+
+	got := []BadgeUnique{}
+	if err := x.Table("badge").Asc("id").Find(&got); !assert.NoError(t, err) {
+		return
+	}
+
+	for i, e := range oldBadges {
+		got := got[i]
+		assert.Equal(t, e.ID, got.ID)
+		assert.Equal(t, fmt.Sprintf("%d", e.ID), got.Slug)
+	}
+
+	// TODO: check if badges have been updated
+}