feat(ui): add session defaults menu for item creation

Support presetting category, checkboxes, and acquisition methods.
Persist defaults in sessionStorage to streamline repetitive data entry.

system-wordings.ts

@@ -703,6 +703,10 @@ export const systemWordingMessages = {
         relatedHabitats: 'Related habitats',
         pokemonDrops: 'Pokemon drops',
         createRecipe: 'Create recipe',
+        addItem: 'Add item',
+        createDefaultsMenu: 'New item options',
+        createDefaultsTitle: 'Session defaults',
+        clearCreateDefaults: 'Clear defaults',
         searchCategory: 'Search categories',
         searchUsage: 'Search usages',
         searchMethods: 'Search acquisition methods',
@@ -2034,6 +2038,10 @@ export const systemWordingMessages = {
         relatedHabitats: '相关栖息地',
         pokemonDrops: 'Pokemon 掉落',
         createRecipe: '创建材料单',
+        addItem: '新增物品',
+        createDefaultsMenu: '新增物品选项',
+        createDefaultsTitle: '当前会话默认值',
+        clearCreateDefaults: '清除默认值',
         searchCategory: '搜索分类',
         searchUsage: '搜索用途',
         searchMethods: '搜索入手方式',