refactor: changed file structure

internal/middleware/start.go

@@ -0,0 +1,18 @@
+package middleware
+
+import (
+	"net/http"
+	"projectreshoot/pkg/contexts"
+	"time"
+)
+
+func StartTimer(next http.Handler) http.Handler {
+	return http.HandlerFunc(
+		func(w http.ResponseWriter, r *http.Request) {
+			start := time.Now()
+			ctx := contexts.SetStart(r.Context(), start)
+			newReq := r.WithContext(ctx)
+			next.ServeHTTP(w, newReq)
+		},
+	)
+}