Added custom headers option

app/handlers/static.go

@@ -2,6 +2,7 @@ package handlers
 
 import (
 	"os"
+	"path"
 	"path/filepath"
 	"quay/internal/config"
 
@@ -21,6 +22,20 @@ func NewStaticHandler(storagePath string, siteMap map[string]config.SiteConfig)
 
 		urlPath := filepath.Clean(c.Path())
 
+		for _, header := range site.CustomHeaders {
+			var matched bool
+			if header.Regex && header.Compiled != nil {
+				matched = header.Compiled.MatchString(urlPath)
+			} else {
+				matched, _ = path.Match(header.Source, urlPath)
+			}
+			if matched {
+				for key, value := range header.Headers {
+					c.Set(key, value)
+				}
+			}
+		}
+
 		for _, rule := range site.ForwardRules {
 			if rule.Regex && rule.Compiled != nil {
 				match := rule.Compiled.FindStringSubmatchIndex(urlPath)