feat: garden plants crud (task 72)

- perenual species lookup with 24h db cache (api key optional)
- /api/garden/species-search route handler
- createPlant / updatePlant / deletePlant server actions
- addPlantImage / removePlantImage / setPrimaryImage actions (max 10)
- listPlants query grouped by container with last-watered subquery
- getPlant query with care log summary and active schedules
- plant-form client component with species autofill and image upload
- plant-list server component grouped by container with unassigned bucket
- plant-detail client component with info/gallery/care tabs
- species-search debounced combobox component
- /garden/plants/new, /[id], /[id]/edit pages
- garden.plant entity registered with search and share support
- /garden page updated to containers/plants tabs (default: containers)

src/modules/garden/server/share-queries.ts

@@ -11,6 +11,45 @@ export type ContainerShareData = {
   plants: { id: string; name: string; scientificName: string | null }[];
 };
 
+export type PlantShareData = {
+  id: string;
+  name: string;
+  scientificName: string | null;
+  primaryImageUrl: string | null;
+  images: string[];
+  healthStatus: string;
+  growthStage: string | null;
+  category: string;
+  wateringNotes: string | null;
+  fertilizingNotes: string | null;
+  notes: string | null;
+  sunlight: string | null;
+};
+
+export async function loadPlantForShare(id: string): Promise<PlantShareData | null> {
+  const [plant] = await db
+    .select({
+      id: gardenPlants.id,
+      name: gardenPlants.name,
+      scientificName: gardenPlants.scientificName,
+      primaryImageUrl: gardenPlants.primaryImageUrl,
+      images: gardenPlants.images,
+      healthStatus: gardenPlants.healthStatus,
+      growthStage: gardenPlants.growthStage,
+      category: gardenPlants.category,
+      wateringNotes: gardenPlants.wateringNotes,
+      fertilizingNotes: gardenPlants.fertilizingNotes,
+      notes: gardenPlants.notes,
+      sunlight: gardenPlants.sunlight,
+    })
+    .from(gardenPlants)
+    .where(eq(gardenPlants.id, id))
+    .limit(1);
+
+  if (!plant) return null;
+  return plant;
+}
+
 export async function loadContainerForShare(id: string): Promise<ContainerShareData | null> {
   const [container] = await db
     .select()