refactor: remove pages, combine grpc http port

pkg/utils/hfs.go

@@ -1,33 +0,0 @@
-package utils
-
-import (
-	"embed"
-	"io/fs"
-	"os"
-)
-
-// HybridFS combines embed.FS and os.DirFS.
-type HybridFS struct {
-	embedFS, dir fs.FS
-}
-
-func NewHybridFS(embed embed.FS, subDir string, localDir string) (*HybridFS, error) {
-	subFS, err := fs.Sub(embed, subDir)
-	if err != nil {
-		return nil, err
-	}
-
-	return &HybridFS{
-		embedFS: subFS,
-		dir:     os.DirFS(localDir),
-	}, nil
-}
-
-func (hfs *HybridFS) Open(name string) (fs.File, error) {
-	// Ensure embed files are not replaced
-	if file, err := hfs.embedFS.Open(name); err == nil {
-		return file, nil
-	}
-
-	return hfs.dir.Open(name)
-}