feat(pprof): add profiling route handler to debug runtime (#1818)

(cherry picked from commit 56ddb70f624e7070ad0d3531d498675f9f82c664)

Signed-off-by: Alex Stan <alexandrustan96@yahoo.ro>
Signed-off-by: Andrei Aaron <aaaron@luxoft.com>
Co-authored-by: Alex Stan <alexandrustan96@yahoo.ro>

pkg/debug/pprof/pprof_disabled.go

@@ -0,0 +1,18 @@
+//go:build !profile
+// +build !profile
+
+package pprof
+
+import (
+	"github.com/gorilla/mux"
+
+	"zotregistry.io/zot/pkg/api/config"
+	"zotregistry.io/zot/pkg/log" //nolint:goimports
+)
+
+func SetupPprofRoutes(conf *config.Config, router *mux.Router, authFunc mux.MiddlewareFunc,
+	log log.Logger,
+) {
+	log.Warn().Msg("skipping enabling pprof extension because given zot binary " +
+		"doesn't include this feature, please build a binary that does so")
+}