發佈 0.1.12:會話模式新增「每則獨立」,ctx 達 80% 自動開新會話
根本原因: 會話越用越慢——每張生成圖都會塞回上下文,實測同一會話從 36 秒 一路漲到 135 秒,也更容易在串流時被切斷。 修法: 1. 會話模式 sharedSession 布林改為 sessionMode(per-chat / shared / stateless), stateless = 每則訊息獨立、不保留記憶,適合單張生圖這類不需上下文的 bot; 舊設定檔的 sharedSession 自動相容轉換。 2. 新增 autoResetCtxPercent(預設 80):任一會話上下文用量達門檻即自動 開新會話並在回覆末尾提示,避免無限累積。 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
This commit is contained in:
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-1
@@ -1,6 +1,6 @@
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{
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"name": "telegram-codex-bot",
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"version": "0.1.11",
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"version": "0.1.12",
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"description": "Telegram bot powered by the local Codex CLI — zero-dependency, pm2-managed, with a built-in PM2 web viewer",
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"license": "MIT",
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"type": "commonjs",
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+33
-13
@@ -94,6 +94,8 @@ const OUTBOX_RULE =
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'bot 會在回覆後自動傳送到 Telegram 並清空該資料夾。';
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const MAX_OUTBOX_FILES = 10;
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const SESSION_MODE_LABELS = { 'per-chat': '各聊天室獨立', shared: '所有聊天室共用', stateless: '每則訊息獨立(不保留記憶)' };
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const NEW_COMMANDS = ['/new', '!clear', '!reset', '!new', '!清除', '!重置', '!新會話'];
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const STATUS_COMMANDS = ['/status', '!status', '!狀態'];
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const HELP_COMMANDS = ['/start', '/help', '!help', '!幫助'];
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@@ -225,15 +227,17 @@ function startBot(config) {
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}
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function statusText(chatId) {
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const s = sessions.get(sessionKeyOf(chatId));
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const s = sessionKeyOf(chatId) ? sessions.get(sessionKeyOf(chatId)) : null;
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return [
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'📋 目前狀態',
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`工作目錄:${config.workDir}`,
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`沙盒模式:${config.sandbox}`,
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`模型:${config.model || '(codex 預設)'}`,
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`推理強度:${config.reasoningEffort || '(預設)'}`,
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`會話模式:${config.sharedSession ? '所有聊天室共用' : '各聊天室獨立'}`,
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s ? `會話:${s.threadId}\n最後使用:${s.updatedAt}` : '會話:尚未建立(下一則訊息會開新會話)',
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`會話模式:${SESSION_MODE_LABELS[config.sessionMode] || config.sessionMode}`,
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config.sessionMode === 'stateless'
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? '會話:每則訊息獨立,不保留記憶'
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: s ? `會話:${s.threadId}\n最後使用:${s.updatedAt}` : '會話:尚未建立(下一則訊息會開新會話)',
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].join('\n');
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}
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@@ -249,8 +253,10 @@ function startBot(config) {
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].join('\n');
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// 會話 key:獨立模式用 chat id,共用模式所有聊天室用同一把
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// stateless 模式回傳 null:永遠開新會話、不存
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function sessionKeyOf(chatId) {
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return config.sharedSession ? 'shared' : chatId;
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if (config.sessionMode === 'stateless') return null;
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return config.sessionMode === 'shared' ? 'shared' : chatId;
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}
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async function handleMessage(message) {
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@@ -269,12 +275,14 @@ function startBot(config) {
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return;
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}
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if (matchCommand(content, NEW_COMMANDS)) {
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sessions.clear(sessionKey);
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if (sessionKey) sessions.clear(sessionKey);
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await t.sendMessage(
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chatId,
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config.sharedSession
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? '🆕 已開新會話(此 bot 為共用會話模式,所有聊天室的記憶一併清除)。'
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: '🆕 已開新會話,之前的對話記憶已清除。',
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config.sessionMode === 'stateless'
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? 'ℹ️ 此 bot 每則訊息都是獨立會話,本來就不保留記憶。'
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: config.sessionMode === 'shared'
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? '🆕 已開新會話(此 bot 為共用會話模式,所有聊天室的記憶一併清除)。'
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: '🆕 已開新會話,之前的對話記憶已清除。',
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{ replyTo: message.message_id }
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);
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return;
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@@ -317,7 +325,7 @@ function startBot(config) {
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}
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const prompt = buildPrompt(message, content || '(使用者只傳了圖片,請描述並依上下文處理)');
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const existing = sessions.get(sessionKey);
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const existing = sessionKey ? sessions.get(sessionKey) : null;
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const turnStart = Date.now();
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let result;
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@@ -334,7 +342,7 @@ function startBot(config) {
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const sessionGone = /session|thread|conversation/i.test(err.message) && /not.*found|找不到|no .*(session|thread)/i.test(err.message);
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const modelMismatch = /recorded with model/i.test(err.message);
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if (tid && (sessionGone || modelMismatch)) {
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sessions.clear(sessionKey);
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if (sessionKey) sessions.clear(sessionKey);
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tid = null;
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sessionResetNote = modelMismatch
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? '🆕 模型設定已變更,舊會話無法沿用,已自動開新會話(先前的對話記憶未帶入)。\n\n'
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@@ -344,7 +352,7 @@ function startBot(config) {
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// 暫時性連線中斷(OpenAI 端切斷串流等)
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if (err.transient) {
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if (err.threadId) tid = err.threadId;
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if (tid) sessions.set(sessionKey, tid); // 會話已建立,先記下來以便 resume
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if (tid && sessionKey) sessions.set(sessionKey, tid); // 會話已建立,先記下來以便 resume
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// 中斷前若圖已生成,直接交付,不重跑(避免重複生圖、多花時間)
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if (collectGeneratedImages(tid, turnStart).length > 0) {
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result = { text: '(回覆文字因連線中斷遺失,圖片如下)', threadId: tid, usage: null };
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@@ -364,10 +372,22 @@ function startBot(config) {
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}
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}
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if (result.threadId) sessions.set(sessionKey, result.threadId);
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if (result.threadId && sessionKey) sessions.set(sessionKey, result.threadId);
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// 上下文用量過高就自動開新會話:越積越慢(尤其含圖),也容易在串流時被切斷
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let ctxNote = '';
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const cwModel = config.model || codexDefaults.model;
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const cw = modelMeta[cwModel]?.context_window;
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if (sessionKey && config.autoResetCtxPercent > 0 && result.usage && cw) {
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const pct = Math.round(((result.usage.input_tokens || 0) + (result.usage.output_tokens || 0)) / cw * 100);
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if (pct >= config.autoResetCtxPercent) {
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sessions.clear(sessionKey);
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ctxNote = `\n\n🧹 對話記憶已用到 ${pct}%,下一則訊息會自動開新會話(避免越來越慢)。`;
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}
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}
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const footer = buildFooter(config, result.usage, modelMeta, codexDefaults);
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const html = t.mdToTgHtml(sessionResetNote + (result.text || '(Codex 沒有回覆文字)') + footer);
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const html = t.mdToTgHtml(sessionResetNote + (result.text || '(Codex 沒有回覆文字)') + ctxNote + footer);
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await t.editOrSplit(chatId, statusMsg.message_id, html, { html: true });
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await flushOutputs(chatId, message.message_id, result.threadId, turnStart);
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await t.react(chatId, message.message_id, '👍');
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+10
-2
@@ -20,8 +20,11 @@ const DEFAULTS = {
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reasoningEffort: '',
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// 速度固定 Fast(priority = 1.5x);要改只能手動編輯設定檔
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serviceTier: 'priority',
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// 會話模式:false = 每個聊天室獨立會話(預設);true = 所有聊天室共用一個會話
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sharedSession: false,
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// 會話模式:per-chat = 每個聊天室獨立(預設);shared = 所有聊天室共用;
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// stateless = 每則訊息獨立、不保留記憶(最快,適合單張生圖這類不需上下文的 bot)
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sessionMode: 'per-chat',
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// 會話上下文用量達此百分比時自動開新會話(避免越積越慢、串流被切);0 = 不自動
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autoResetCtxPercent: 80,
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// 允許 Codex 在沙盒內連網(workspace-write 預設禁網;要呼叫外部 API 如生圖服務才開)
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networkAccess: false,
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// 單次回應逾時(分鐘)
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@@ -86,6 +89,11 @@ function loadConfig(explicitPath) {
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}
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// 速度政策固定 Fast:舊設定檔存了空值也矯正回 priority
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if (!cfg.serviceTier) cfg.serviceTier = 'priority';
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// 舊欄位 sharedSession 相容:轉成 sessionMode
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if (!['per-chat', 'shared', 'stateless'].includes(cfg.sessionMode)) {
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cfg.sessionMode = raw.sharedSession ? 'shared' : 'per-chat';
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}
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cfg.autoResetCtxPercent = Number(cfg.autoResetCtxPercent) || 0;
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const minutes = Number(cfg.timeoutMinutes);
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if (!(minutes > 0)) throw new Error(`timeoutMinutes 必須是正數:${cfg.timeoutMinutes}`);
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+4
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@@ -78,7 +78,7 @@ async function listBots() {
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sandbox: cfg?.sandbox || null,
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model: cfg?.model || '',
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reasoningEffort: cfg?.reasoningEffort || '',
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sharedSession: !!cfg?.sharedSession,
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sessionMode: cfg?.sessionMode || 'per-chat',
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networkAccess: !!cfg?.networkAccess,
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serviceTier: cfg?.serviceTier || '',
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timeoutMinutes: cfg?.timeoutMinutes || null,
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@@ -114,7 +114,7 @@ function validateBotInput({ name, token, workDir, sandbox }, { isCreate }) {
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}
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}
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async function createBot({ name, token, workDir, sandbox, model, reasoningEffort, sharedSession, networkAccess, timeoutMinutes }) {
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async function createBot({ name, token, workDir, sandbox, model, reasoningEffort, sessionMode, networkAccess, timeoutMinutes }) {
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validateBotInput({ name, token, workDir, sandbox }, { isCreate: true });
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const reg = loadRegistry();
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if (reg.bots[name]) throw new Error(`已有同名 bot:${name}`);
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@@ -130,7 +130,7 @@ async function createBot({ name, token, workDir, sandbox, model, reasoningEffort
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sandbox: sandbox || 'workspace-write',
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model: model || '',
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reasoningEffort: reasoningEffort || '',
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sharedSession: !!sharedSession,
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sessionMode: ['per-chat','shared','stateless'].includes(sessionMode) ? sessionMode : 'per-chat',
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networkAccess: !!networkAccess,
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serviceTier: 'priority', // 速度固定 Fast 1.5x
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timeoutMinutes: Number(timeoutMinutes) || 30,
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@@ -162,7 +162,7 @@ async function updateBot(name, patch) {
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}
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if (patch.model !== undefined) raw.model = patch.model;
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if (patch.reasoningEffort !== undefined) raw.reasoningEffort = patch.reasoningEffort;
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if (patch.sharedSession !== undefined) raw.sharedSession = !!patch.sharedSession;
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if (['per-chat','shared','stateless'].includes(patch.sessionMode)) { raw.sessionMode = patch.sessionMode; delete raw.sharedSession; }
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if (patch.networkAccess !== undefined) raw.networkAccess = !!patch.networkAccess;
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if (patch.timeoutMinutes !== undefined && Number(patch.timeoutMinutes) > 0) {
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raw.timeoutMinutes = Number(patch.timeoutMinutes);
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@@ -224,8 +224,9 @@
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<select id="f-session">
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<option value="per-chat" selected>各聊天室獨立(私訊、每個群組各自記憶)</option>
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<option value="shared">所有聊天室共用(同一條記憶,適合單一專案助理)</option>
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<option value="stateless">每則訊息獨立(不保留記憶,最快;適合單張生圖)</option>
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</select>
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<div class="hint">共用模式下 /new 會清掉所有聊天室的記憶</div>
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<div class="hint">記憶會隨對話變慢(尤其含圖);用量達 80% 時所有模式都會自動開新會話</div>
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</div>
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<div class="field">
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<label class="check" style="margin-top:2px"><input type="checkbox" id="f-network"> 允許 Codex 連網</label>
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@@ -386,8 +387,8 @@ function renderBots(bots) {
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'<td>' + statusBadge(b.status) + '</td>' +
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'<td><span class="mono" title="' + esc(b.workDir) + '">' + esc(shortPath(b.workDir)) + '</span></td>' +
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'<td class="mono">' + esc(b.sandbox || '-') +
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((b.model || b.reasoningEffort || b.sharedSession || b.networkAccess)
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? '<br><span class="script-name">' + esc([b.model, b.reasoningEffort, b.sharedSession ? '共用會話' : '', b.networkAccess ? '可連網' : ''].filter(Boolean).join(' / ')) + '</span>'
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((b.model || b.reasoningEffort || b.sessionMode !== 'per-chat' || b.networkAccess)
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? '<br><span class="script-name">' + esc([b.model, b.reasoningEffort, b.sessionMode === 'shared' ? '共用會話' : b.sessionMode === 'stateless' ? '無記憶' : '', b.networkAccess ? '可連網' : ''].filter(Boolean).join(' / ')) + '</span>'
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: '') + '</td>' +
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'<td class="mono">' + esc(b.tokenMasked || '-') + '</td>' +
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'<td>' + fmtBytes(b.memory) + '</td>' +
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@@ -479,7 +480,7 @@ function openEdit(name) {
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document.getElementById('f-workdir').value = b.workDir || '';
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document.getElementById('f-sandbox').value = b.sandbox || 'workspace-write';
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populateModelSelects(b.model || '', b.reasoningEffort || '');
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document.getElementById('f-session').value = b.sharedSession ? 'shared' : 'per-chat';
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document.getElementById('f-session').value = b.sessionMode || 'per-chat';
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document.getElementById('f-network').checked = !!b.networkAccess;
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document.getElementById('f-timeout').value = b.timeoutMinutes || 30;
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document.getElementById('f-autostart-wrap').style.display = 'none';
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@@ -501,7 +502,7 @@ async function saveBot() {
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sandbox: document.getElementById('f-sandbox').value,
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model: document.getElementById('f-model').value,
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reasoningEffort: document.getElementById('f-effort').value,
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sharedSession: document.getElementById('f-session').value === 'shared',
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sessionMode: document.getElementById('f-session').value,
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networkAccess: document.getElementById('f-network').checked,
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timeoutMinutes: document.getElementById('f-timeout').value,
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};
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