feat: garden containers crud (task 71)

- add listContainers/getContainer/searchContainers queries
- add createContainer/updateContainer/deleteContainer server actions with logActivity
- add ContainerList, ContainerDetail, ContainerForm client components
- add /garden, /garden/containers/[id], /garden/containers/new pages
- register garden.container entity with share + search in manifest
- add sprout icon to NavIcon registry
- add garden e2e test spec

src/modules/garden/manifest.tsx

@@ -1,12 +1,63 @@
 import type { ModuleManifest } from "../_core/module";
+import { loadContainerForShare, type ContainerShareData } from "./server/share-queries";
+import { searchContainers } from "./server/queries";
 
 const gardenManifest: ModuleManifest = {
   id: "garden",
   name: "Garden",
   nav: { href: "/garden", label: "Garden", icon: "sprout" },
-  entities: [],
+  entities: [
+    {
+      type: "garden.container",
+      label: { singular: "Container", plural: "Containers" },
+      share: { canShare: true, defaultCapabilities: ["read"] },
+      search: { search: searchContainers },
+      resolveUrl: (id) => `/garden/containers/${id}`,
+      loadForShare: (id) => loadContainerForShare(id),
+      renderSharedView: ({ data }) => {
+        const d = data as ContainerShareData;
+        return (
+          <div className="flex flex-col gap-3">
+            <h2 className="text-xl font-bold">{d.name}</h2>
+            <p className="text-sm capitalize text-[var(--ink-mute)]">{d.type}</p>
+            {d.locationNotes && <p className="text-sm">{d.locationNotes}</p>}
+            {d.plants.length > 0 && (
+              <div>
+                <p className="text-sm font-medium mb-1">Plants</p>
+                <ul className="text-sm space-y-1">
+                  {d.plants.map((p) => (
+                    <li key={p.id}>
+                      {p.name}
+                      {p.scientificName && (
+                        <span className="text-[var(--ink-mute)] italic ml-1">
+                          ({p.scientificName})
+                        </span>
+                      )}
+                    </li>
+                  ))}
+                </ul>
+              </div>
+            )}
+          </div>
+        );
+      },
+      renderActivity: (entry) => {
+        const name = entry.payload?.name as string | undefined;
+        if (entry.action === "create") return `Created container${name ? ` "${name}"` : ""}`;
+        if (entry.action === "delete") return "Deleted container";
+        return `Updated container${name ? ` "${name}"` : ""}`;
+      },
+    },
+  ],
   dashboardWidgets: [],
-  quickAdds: [],
+  quickAdds: [
+    {
+      id: "garden.add-container",
+      label: "Add container",
+      icon: "sprout",
+      url: "/garden/containers/new",
+    },
+  ],
 };
 
 export default gardenManifest;