feat: gitea: vendor + fix heatmap

package/gitea/source/modules/setting/highlight.go

@@ -0,0 +1,17 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package setting
+
+func GetHighlightMapping() map[string]string {
+	highlightMapping := map[string]string{}
+	if CfgProvider == nil {
+		return highlightMapping
+	}
+
+	keys := CfgProvider.Section("highlight.mapping").Keys()
+	for _, key := range keys {
+		highlightMapping[key.Name()] = key.Value()
+	}
+	return highlightMapping
+}