fix(keyboard): stabilize Flow startup under memory pressure

Delay competing Rime work, add extension memory telemetry and stress coverage, and refresh the 1.8 release assets and metadata for build 79.

docs/osgkeyboardversion.html

@@ -185,32 +185,38 @@
         <h2>新功能</h2>
 
         <div class="group">
-          <p class="group-title">AI 与语音助手</p>
+          <p class="group-title">AI Agent</p>
           <div class="wn-media wide">
             <video src="assets/whats-new/ai-voice-assistant-zh.mp4" autoplay muted loop playsinline preload="metadata"></video>
           </div>
           <ul>
-            <li>键盘可切换到 <strong>AI</strong>：对着麦克风提问，回答会在键盘中实时出现，方便查看后再写入</li>
-            <li>在即时通信等输入框中，先点白色<strong>「插入」</strong>，再点绿色<strong>「发送」</strong>；只有真正插入的内容会进入历史与字数统计</li>
-            <li>AI 空闲时会轮播常用提问和热点建议，点一下即可生成回答；需要天气、新闻等最新资料时会联网查找，失败会自动换方式重试</li>
+            <li>语音听写与 AI 问答合并为全新的<strong>助手模式</strong>：轻点麦克风开始听写，长按麦克风可直接语音提问</li>
+            <li>新增<strong>热点与情境热词</strong>，麦克风区域会展示天气、节日、新闻、热搜等建议；点按即可向 AI 获取相关信息</li>
+            <li>AI 回答会实时显示在键盘中，确认后可插入当前输入框；支持的服务商可联网搜索，并在失败时自动回退</li>
+            <li>仅当原输入框与光标上下文仍然匹配时自动插入 AI 回答；上下文变化时会保留回答，等待用户明确插入或丢弃</li>
             <li>设置 → <strong>AI Agent</strong> 可调节<strong>「回复篇幅」</strong>：简短 / 中等 / 详细</li>
-            <li>刚输入过内容时，<strong>长按麦克风</strong>说出修改要求，可预览后替换原文或追加新内容</li>
-            <li>润色会保留原本的提问语气，不再把「你能听到吗」等问句改写成回答</li>
           </ul>
         </div>
 
         <div class="group">
-          <p class="group-title">剪贴板与技能</p>
+          <p class="group-title">剪贴板与 AI 技能</p>
           <div class="wn-media wide">
             <video src="assets/whats-new/clipboard-skills-zh.mp4" autoplay muted loop playsinline preload="metadata"></video>
           </div>
           <ul>
-            <li>在设置 → <strong>剪贴板</strong>开启<strong>「历史记录」</strong>（默认关闭），可在本机保存最近 15 条纯文本；页面也可直接前往系统设置，将「从其他 App 粘贴」设为允许</li>
-            <li>键盘顶栏的<strong>剪贴板</strong>按钮可打开历史，点一条即可插入；开启<strong>「建议条」</strong>后，最新复制内容会显示在键盘上方</li>
-            <li>复制文字后约 30 秒内切到 AI，可直接选择<strong>回复、总结或翻译</strong>；也可以说出「回复剪贴板」或「翻译剪贴板」</li>
-            <li>App 新增<strong>技能</strong>页，可管理最多 8 个键盘技能，并通过长按拖动调整顺序</li>
-            <li>右上角 <strong>+</strong> 可自定义技能名称、图标和提示词，也可连接自己的 iCloud 快捷指令</li>
-            <li>内置技能可从复制内容<strong>提取待办、写入日历、存入备忘录</strong>，或识别地址后打开高德、百度与 Apple 地图导航</li>
+            <li>新增<strong>剪贴板历史</strong>。在设置 → 剪贴板开启“历史记录”后，可在本机保存最近 15 条纯文本；该功能默认关闭</li>
+            <li>新增<strong>剪贴板建议条</strong>。可从键盘顶栏打开历史并点按插入；开启建议条后，最新复制内容会显示在键盘上方</li>
+            <li>复制文字后约 30 秒内，助手会显示<strong>回复、总结、翻译</strong>等快捷技能；技能支持分页浏览，并可在技能页调整顺序</li>
+            <li>新增<strong>技能</strong>页，最多可将 8 个技能放入键盘。内置技能可提取待办、添加日历日程、存入备忘录，或打开地图导航</li>
+            <li>新增<strong>自定义 AI 技能</strong>，可设置名称、图标和提示词，也可选择连接自己的 iCloud 快捷指令</li>
+          </ul>
+        </div>
+
+        <div class="group">
+          <p class="group-title">编辑上次输入</p>
+          <ul>
+            <li>编辑入口移至<strong>键盘右下角</strong>。点按后可口述修改要求、对比原文与编辑结果，并选择替换原文或追加内容</li>
+            <li>编辑只使用最近一次由 OSGKeyboard 插入且仍可验证的文字，不会读取输入框中的无关内容</li>
           </ul>
         </div>
       </section>
@@ -222,29 +228,31 @@
           <li>iPhone 底部导航重做为 <strong>首页 / 技能 / 风格 / 设置</strong>四栏 Liquid Glass Dock，绿色胶囊清楚标示当前页面</li>
           <li>技能与润色风格统一为卡片式管理：点按选择、右上角编辑、右下角显示启用状态；技能支持像主屏幕图标一样长按拖动排序</li>
           <li>设置入口重新整理，AI Agent、剪贴板、语音与文字输入等页面更容易找到，当前设置摘要直接显示在导航行右侧</li>
-          <li>iPad 改为侧栏 + 内容区布局，增大导航触控区域并统一图标对齐；翻译移到麦克风旁与撤销对称，顶栏原位置改为剪贴板入口</li>
+          <li>iPad 改为侧栏 + 内容区布局；键盘横竖屏均充分利用可用宽度，并加入系统地球键、撤销、重做、复制和剪切等操作</li>
         </ul>
       </section>
 
       <section class="section">
         <h2>中英文输入全面升级</h2>
         <ul>
+          <li>中英文输入均可在本机学习用户的输入习惯、候选频率和选择偏好；设置中可单独清除打字习惯，不会删除个性词库</li>
+          <li>拼音优化混合简拼排序，并支持 <code>zh</code>、<code>ch</code>、<code>sh</code> 两键简拼</li>
           <li>英文键盘新增类 QuickType 候选栏，同时显示原词、纠错和补全；约 4 万词离线词表会结合系统词库、通讯录名称与文本替换提供建议</li>
-          <li>英文邻键纠错更贴合真实键盘位置，并减少对专名、短词和全大写词的误改；拒绝纠错后会学习保留原词</li>
-          <li>拼音优化 <code>wom</code> 等混合简拼排序，并支持 <code>zh</code>、<code>ch</code>、<code>sh</code> 两键简拼；中文候选频率和英文选择偏好会保存在本机</li>
+          <li>英文邻键纠错更贴合真实键位，并减少对专名、短词和全大写词的误改；拒绝纠错后会学习保留原词</li>
           <li>支持叠指连打、英文双空格句号，以及根据输入框显示前往、搜索、发送、完成、下一项等回车键文案</li>
-          <li>iPad 键盘横竖屏均铺满可用宽度，底行加入逗号、句号和系统地球键，并提供撤销、重做、复制和剪切</li>
         </ul>
       </section>
 
       <section class="section">
         <h2>更稳定、更可控</h2>
         <ul>
-          <li>听写、AI 回答、编辑结果和剪贴板粘贴现在都可通过同一个撤销键一次回滚</li>
-          <li>长按麦克风现在用于<strong>编辑上次输入</strong>；旧的长按剪贴板语音流程已由剪贴板历史和快捷技能替代</li>
-          <li>中文输入资源会在 App 中自动完成初始化，部署完成后已打开的键盘也会自行恢复，无需反复重启</li>
-          <li>修复跨设备剪贴板导致键盘卡住、切换键盘崩溃、录音取消不及时，以及 AI 会话结束后麦克风不可用等问题</li>
-          <li>默认继续使用设备端语音识别；AI 使用你自己的 API Key，未配置时首页和麦克风上方会提示；剪贴板默认关闭，内容只在你主动操作后交给所配置的服务商</li>
+          <li>听写、AI 回答、编辑结果和剪贴板粘贴可通过统一的撤销操作回滚</li>
+          <li>修复切换键盘崩溃、中文输入初始化后无法恢复、通用剪贴板导致键盘卡住，以及 AI 会话结束后麦克风不可用等问题</li>
+          <li>全部内置与自定义润色风格都会保留问句原意，不再把用户的问题改写成回答</li>
+          <li>设备端语音识别仍为默认选项；AI 使用用户自己配置的服务商与 API Key，不再提供内置 DeepSeek 回退</li>
+          <li>长按麦克风现用于向 AI 提问；编辑上次输入改用右下角编辑按钮。旧的长按剪贴板语音指令已由剪贴板历史和快捷技能取代</li>
+          <li>已安装旧中文名称“待办”或“日程”快捷指令的用户，需要从技能页重新安装 <code>OSGExtractTodos</code> 和 <code>OSGExtractEvents</code></li>
+          <li>已移除空白区域滑动光标及其设置开关</li>
         </ul>
       </section>
     </div>
@@ -254,32 +262,38 @@
         <h2>New Features</h2>
 
         <div class="group">
-          <p class="group-title">AI and voice assistant</p>
+          <p class="group-title">AI Agent</p>
           <div class="wn-media wide">
             <video src="assets/whats-new/ai-voice-assistant-en.mp4" autoplay muted loop playsinline preload="metadata"></video>
           </div>
           <ul>
-            <li>Switch the keyboard to <strong>AI</strong>, ask with the microphone, and watch the answer appear on the keyboard before writing it into the current app</li>
-            <li>In messaging fields, tap white <strong>Insert</strong>, then green <strong>Send</strong>; only inserted answers count toward history and character statistics</li>
-            <li>Idle AI rotates useful prompts and current topics that can be sent with one tap; questions that need weather, news, or other current information use web search with automatic fallback</li>
+            <li>Voice dictation and AI questions now share one <strong>Assistant</strong> mode: tap the microphone to dictate, or hold it to ask a question by voice</li>
+            <li>New <strong>trending and contextual hotwords</strong> surface suggestions for weather, holidays, news, trending topics, and more; tap one to ask AI about it</li>
+            <li>AI answers stream directly into the keyboard for review and insertion. Supported providers can search the web and fall back automatically when needed</li>
+            <li>AI answers insert automatically only while the original field and cursor context still match. If the context changes, the answer is retained for explicit insertion or discard</li>
             <li>In Settings → <strong>AI Agent</strong>, choose <strong>Response length</strong>: Short / Medium / Detailed</li>
-            <li>Right after entering text, <strong>hold the microphone</strong>, describe the change, then preview and replace the original or append the result</li>
-            <li>Polish preserves your original question instead of rewriting prompts such as “Can you hear me?” into answers</li>
           </ul>
         </div>
 
         <div class="group">
-          <p class="group-title">Clipboard and Skills</p>
+          <p class="group-title">Clipboard and AI Skills</p>
           <div class="wn-media wide">
             <video src="assets/whats-new/clipboard-skills-en.mp4" autoplay muted loop playsinline preload="metadata"></video>
           </div>
           <ul>
-            <li>Turn on <strong>History</strong> in Settings → <strong>Clipboard</strong> (off by default) to keep the latest 15 plain-text copies on this device; the same page opens system Settings for Paste from Other Apps permission</li>
-            <li>Open history from the keyboard's top-bar <strong>Clipboard</strong> button and tap an item to insert it; the optional <strong>Suggestion strip</strong> keeps the newest copy above the keyboard</li>
-            <li>Within about 30 seconds of copying text, switch to AI and choose <strong>Reply, Summarize, or Translate</strong>, or say “reply to the clipboard” or “translate my clipboard”</li>
-            <li>The new <strong>Skills</strong> page manages up to eight keyboard skills and reorders them with a long-press drag</li>
-            <li>Use the top-right <strong>+</strong> to create a skill with your own name, icon, and prompt, with an optional iCloud Shortcut connection</li>
-            <li>Built-in skills can <strong>extract to-dos, add calendar events, save to Notes</strong>, or recognize an address and open Amap, Baidu Maps, or Apple Maps</li>
+            <li>New <strong>Clipboard History</strong> keeps the latest 15 plain-text copies on this device when enabled in Settings → Clipboard. It is off by default</li>
+            <li>A new <strong>Clipboard suggestion strip</strong> lets you open history from the keyboard, insert an item, or keep the latest copy above the keyboard</li>
+            <li>For about 30 seconds after copying text, Assistant shows quick <strong>Reply, Summarize, Translate</strong>, and other skills. Skills support paging and can be reordered from the Skills page</li>
+            <li>The new <strong>Skills</strong> page lets you place up to eight skills on the keyboard. Built-in skills extract reminders, add calendar events, save to Notes, or open map navigation</li>
+            <li><strong>Custom AI Skills</strong> support your own name, icon, and prompt, with an optional iCloud Shortcut connection</li>
+          </ul>
+        </div>
+
+        <div class="group">
+          <p class="group-title">Edit Last Input</p>
+          <ul>
+            <li>Edit moves to the <strong>bottom-right keyboard button</strong>. Describe the change by voice, compare the original and edited text, then replace or append the result</li>
+            <li>Editing uses only the latest verifiable text inserted by OSGKeyboard and does not read unrelated field content</li>
           </ul>
         </div>
       </section>
@@ -291,29 +305,31 @@
           <li>The iPhone dock is rebuilt around four Liquid Glass destinations — <strong>Home / Skills / Styles / Settings</strong> — with a green capsule marking the current page</li>
           <li>Skills and polish styles share one card-based interaction: tap to select, edit from the top-right, and see enabled status at the bottom-right; skills reorder with a Home Screen-style long-press drag</li>
           <li>Settings navigation is reorganized so AI Agent, Clipboard, Speech, and Text Input are easier to find, with current summaries shown directly beside each row</li>
-          <li>iPad uses a sidebar + detail layout with larger, aligned navigation rows; Translation moves beside the microphone opposite Undo, and its former top-bar slot becomes Clipboard</li>
+          <li>iPad adopts a sidebar + detail layout. The keyboard fills the available portrait and landscape width and adds the system globe key, undo, redo, copy, and cut</li>
         </ul>
       </section>
 
       <section class="section">
         <h2>Chinese and English Typing, Rebuilt</h2>
         <ul>
+          <li>Chinese and English typing learn candidate frequency and selection preferences locally. Typing habits can be cleared without deleting Personal Dictionary entries</li>
+          <li>Pinyin improves mixed abbreviations and supports two-key <code>zh</code>, <code>ch</code>, and <code>sh</code> abbreviations</li>
           <li>The English keyboard adds a QuickType-style bar for the typed word, correction, and completion; an offline list of about 40,000 words works with the system lexicon, contact names, and text replacements</li>
-          <li>Neighbor-key correction follows the physical keyboard while autocorrect makes fewer unwanted changes to names, short words, and all-caps text; rejecting a correction teaches the original</li>
-          <li>Pinyin improves mixed abbreviations such as <code>wom</code> and supports two-key <code>zh</code>, <code>ch</code>, and <code>sh</code>; Chinese candidate frequency and English choices learn locally</li>
+          <li>Neighbor-key correction follows the physical keyboard while avoiding unwanted changes to names, short words, and all-caps text; rejecting a correction teaches the original</li>
           <li>Overlapping key presses, the English double-space period, and contextual Go / Search / Send / Done / Next Return labels make typing feel closer to the system keyboard</li>
-          <li>On iPad, the keyboard fills portrait and landscape width, adds comma, period, and the system globe key, plus undo, redo, copy, and cut</li>
         </ul>
       </section>
 
       <section class="section">
         <h2>More Stable, More Controllable</h2>
         <ul>
-          <li>One Undo key now rolls back dictation, AI answers, edit results, and clipboard pastes</li>
-          <li>Holding the microphone now <strong>edits the last input</strong>; Clipboard History and quick skills replace the previous hold-to-command clipboard flow</li>
-          <li>Chinese input resources initialize automatically in the app, and an already-open keyboard recovers after deployment without repeated restarts</li>
-          <li>Fixes Universal Clipboard freezes, keyboard-switch crashes, delayed recording cancellation, and a microphone that could remain unavailable after AI sessions</li>
-          <li>On-device speech recognition remains the default; AI uses your own API key, with setup tips on Home and above the microphone when missing; Clipboard stays off until enabled and sends text only after your action</li>
+          <li>One Undo action now rolls back dictation, AI answers, edits, and clipboard pastes</li>
+          <li>Fixes include keyboard-switch crashes, Chinese input recovery after setup, Universal Clipboard freezes, and a microphone that could remain unavailable after AI sessions</li>
+          <li>Every built-in and custom polish style preserves questions instead of rewriting them as answers</li>
+          <li>On-device speech recognition remains the default. AI uses your configured provider and API key; the built-in DeepSeek fallback has been removed</li>
+          <li>Holding the microphone now asks AI, while Edit Last Input moves to the bottom-right Edit button. Clipboard History and quick skills replace the old hold-to-command clipboard flow</li>
+          <li>If you installed the older Chinese-named Tasks or Events Shortcuts, reinstall <code>OSGExtractTodos</code> and <code>OSGExtractEvents</code> from the Skills page</li>
+          <li>Blank-area cursor sliding and its Settings toggle have been removed</li>
         </ul>
       </section>
     </div>