feat(threads): add real-time forum and chat system

Implement DB schema, API, and WebSocket for channels and messages
Add frontend views, AI moderation, and admin management

system-wordings.ts

@@ -65,6 +65,7 @@ export const systemWordingMessages = {
       clothes: 'Clothes',
       checklist: 'CheckList',
       life: 'Life',
+      threads: 'Threads',
       admin: 'Admin',
       main: 'Main navigation',
       openMenu: 'Open navigation',
@@ -1020,6 +1021,45 @@ export const systemWordingMessages = {
         moderationRetryFailed: 'Review retry failed',
         charactersLeft: '{count} characters left'
       },
+      threads: {
+        kicker: 'Community Threads',
+        title: 'Threads',
+        subtitle: 'Browse channel discussions and chat inside each thread.',
+        channels: 'Channels',
+        allChannels: 'All channels',
+        newThread: 'New Thread',
+        threadTitle: 'Title',
+        firstMessage: 'First message',
+        message: 'Message',
+        send: 'Send',
+        sending: 'Sending',
+        follow: 'Follow',
+        unfollow: 'Unfollow',
+        lock: 'Lock',
+        unlock: 'Unlock',
+        locked: 'Locked',
+        unread: 'Unread',
+        tags: 'Tags',
+        language: 'Language',
+        allLanguages: 'All languages',
+        sort: 'Sort',
+        sortLastActive: 'Last active',
+        sortLatest: 'Latest',
+        sortMostDiscussed: 'Most discussed',
+        loadMoreThreads: 'Load more threads',
+        loadOlder: 'Load older',
+        jumpToPresent: 'Jump to Present',
+        unreadDivider: 'Unread messages',
+        noThreads: 'No threads yet',
+        noMessages: 'No messages yet',
+        selectThread: 'Select a thread',
+        messageReviewing: 'Reviewing',
+        messageRejected: 'Not approved',
+        createFailed: 'Thread could not be created',
+        messageFailed: 'Message could not be sent',
+        reactionFailed: 'Reaction could not be updated',
+        followFailed: 'Follow could not be updated'
+      },
       admin: {
         title: 'Admin',
         subtitle: 'Manage Wiki content, configuration, localization, and access.',
@@ -1041,6 +1081,13 @@ export const systemWordingMessages = {
         recipeList: 'Recipe list',
         dishList: 'Dish list',
         habitatList: 'Habitat list',
+        threadChannels: 'Thread channels',
+        newThreadChannel: 'New Thread channel',
+        editThreadChannel: 'Edit Thread channel',
+        allowUserThreads: 'Allow users to create Threads',
+        userThreadsAllowed: 'Users can create Threads',
+        userThreadsDisabled: 'User Thread creation disabled',
+        threadTagsPlaceholder: 'tag, tag, tag',
         dataTools: 'Data tools',
         dataToolRefresh: 'Refresh',
         dataToolExport: 'Export data',
@@ -1461,6 +1508,7 @@ export const systemWordingMessages = {
       clothes: '服装',
       checklist: 'CheckList',
       life: 'Life',
+      threads: '讨论',
       admin: '管理',
       main: '主导航',
       openMenu: '打开导航',
@@ -2390,6 +2438,45 @@ export const systemWordingMessages = {
         moderationRetryFailed: '重新审核失败',
         charactersLeft: '还可以输入 {count} 个字符'
       },
+      threads: {
+        kicker: '社区讨论',
+        title: '讨论',
+        subtitle: '按频道浏览帖子，并在帖子内用聊天消息讨论。',
+        channels: '频道',
+        allChannels: '全部频道',
+        newThread: '新帖子',
+        threadTitle: '标题',
+        firstMessage: '首条消息',
+        message: '消息',
+        send: '发送',
+        sending: '发送中',
+        follow: '关注',
+        unfollow: '取消关注',
+        lock: '锁定',
+        unlock: '解锁',
+        locked: '已锁定',
+        unread: '未读',
+        tags: '标签',
+        language: '语言',
+        allLanguages: '全部语言',
+        sort: '排序',
+        sortLastActive: '最后活跃',
+        sortLatest: '最新发布',
+        sortMostDiscussed: '讨论数',
+        loadMoreThreads: '加载更多帖子',
+        loadOlder: '加载旧消息',
+        jumpToPresent: '跳到最新',
+        unreadDivider: '未读消息',
+        noThreads: '暂无帖子',
+        noMessages: '暂无消息',
+        selectThread: '选择一个帖子',
+        messageReviewing: '审核中',
+        messageRejected: '未通过',
+        createFailed: '帖子创建失败',
+        messageFailed: '消息发送失败',
+        reactionFailed: 'Reaction 更新失败',
+        followFailed: '关注状态更新失败'
+      },
       admin: {
         title: '管理',
         subtitle: '管理 Wiki 内容、配置、本地化和访问权限。',
@@ -2411,6 +2498,13 @@ export const systemWordingMessages = {
         recipeList: '材料单列表',
         dishList: '料理列表',
         habitatList: '栖息地列表',
+        threadChannels: '讨论频道',
+        newThreadChannel: '新增讨论频道',
+        editThreadChannel: '编辑讨论频道',
+        allowUserThreads: '允许用户创建帖子',
+        userThreadsAllowed: '用户可创建帖子',
+        userThreadsDisabled: '用户不可创建帖子',
+        threadTagsPlaceholder: '标签, 标签, 标签',
         dataTools: '数据工具',
         dataToolRefresh: '刷新',
         dataToolExport: '导出数据',