feat: shared back navigation on detail pages

src/app/garden/plants/[id]/edit/page.tsx

@@ -1,6 +1,7 @@
 import { notFound } from "next/navigation";
-import { getPlant, listContainers } from "@/modules/garden/server/queries";
+import { DetailBackLink } from "@/components/detail-back-link";
 import { PlantForm } from "@/modules/garden/components/plant-form";
+import { getPlant, listContainers } from "@/modules/garden/server/queries";
 
 export default async function EditPlantPage({ params }: { params: Promise<{ id: string }> }) {
   const { id } = await params;
@@ -9,6 +10,7 @@ export default async function EditPlantPage({ params }: { params: Promise<{ id:
 
   return (
     <div className="page-content max-w-xl">
+      <DetailBackLink href={`/garden/plants/${plant.id}`} label={plant.name} className="mb-3" />
       <h1 className="page-title">Edit Plant</h1>
       <PlantForm existingPlant={plant} containers={containers} />
     </div>