feat: bulk tag editing, bulk export, and move recipes between collections

Extends the existing bulk-select infra: recipes list gets tag add/remove
and multi-recipe Markdown export; collection pages get a select mode to
move recipes to another collection or remove them from the current one.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

apps/web/messages/en.json

@@ -197,6 +197,17 @@
     "bulkUpdateFailed": "Update failed",
     "bulkDeleteConfirmTitle": "{count, plural, one {Delete 1 recipe?} other {Delete {count} recipes?}}",
     "bulkDeleteConfirmDescription": "This action cannot be undone.",
+    "bulkTagsButton": "Tags",
+    "bulkTagsTitle": "{count, plural, one {Edit tags on 1 recipe} other {Edit tags on {count} recipes}}",
+    "bulkTagsAddLabel": "Add tags",
+    "bulkTagsAddPlaceholder": "Type a tag and press Enter",
+    "bulkTagsAddButton": "Add",
+    "bulkTagsRemoveLabel": "Remove existing tags",
+    "bulkTagsUpdated": "{count, plural, one {Tags updated on 1 recipe} other {Tags updated on {count} recipes}}",
+    "bulkExportButton": "Export",
+    "bulkExportFailed": "Export failed",
+    "moveToCollectionTitle": "Move {count, plural, one {1 recipe} other {{count} recipes}} to a collection",
+    "moveToCollectionSuccess": "{count, plural, one {1 recipe} other {{count} recipes}} moved to \"{name}\"",
     "deselectAll": "Deselect all",
     "selectAll": "Select all",
     "clickToSelect": "Click cards to select",
@@ -979,7 +990,14 @@
     "createFailed": "Failed to create",
     "forking": "Forking…",
     "forkCollection": "Fork collection",
-    "forkFailed": "Fork failed"
+    "forkFailed": "Fork failed",
+    "selectRecipes": "Select",
+    "moveToCollection": "Move to…",
+    "removeFromCollection": "Remove",
+    "removedFromCollection": "{count, plural, one {1 recipe removed from this collection} other {{count} recipes removed from this collection}}",
+    "removeFromCollectionFailed": "Failed to remove from collection",
+    "removeFromCollectionConfirmTitle": "{count, plural, one {Remove 1 recipe from this collection?} other {Remove {count} recipes from this collection?}}",
+    "removeFromCollectionConfirmDescription": "The recipe itself won't be deleted, just removed from this collection."
   },
   "shareDialog": {
     "invite": "Invite",