chore(infra): 更新 Nginx 部署配置与项目上下文文档

- 更新 CI/CD 子域名反向代理配置 - 调整 Nginx 静态文件服务器配置 - 更新 CONTEXT.md 领域共享语言文档 - 添加 CLAUDE.md 代理工作指南 - 更新 Playwright E2E 测试配置
2026-07-07 06:52:07 +08:00
parent c9de806109
commit cf99e7556c
103 changed files with 49394 additions and 17 deletions
@@ -0,0 +1,939 @@
+import { randomUUID } from 'node:crypto';
+import fs from 'node:fs';
+import path from 'node:path';
+import { getLiveDir } from '../lib/impeccable-paths.mjs';
+import { readBuffer as readManualEditsBuffer } from './manual-edits-buffer.mjs';
+
+const APPLY_EVENT_HARD_TIMEOUT_MS = Number(process.env.IMPECCABLE_LIVE_APPLY_EVENT_HARD_TIMEOUT_MS || 150_000);
+const APPLY_EVENT_SOFT_DEADLINE_MS = Number(process.env.IMPECCABLE_LIVE_APPLY_EVENT_SOFT_DEADLINE_MS || 120_000);
+const DEFAULT_MANUAL_EDIT_APPLY_CHUNK_SIZE = 3;
+const MIN_MANUAL_EDIT_APPLY_CHUNK_SIZE = 1;
+const MAX_MANUAL_EDIT_APPLY_CHUNK_SIZE = 20;
+const MANUAL_APPLY_COMPACT_TEXT_LIMIT = 240;
+const MANUAL_APPLY_COMPACT_NEARBY_LIMIT = 4;
+
+export function createManualApplyController({
+  pendingEvents,
+  pendingApplyDeferreds,
+  timedOutApplyIds,
+  enqueueEvent,
+  acknowledgePendingEvent,
+  flushPendingPolls,
+  recordManualEditActivity,
+  cwd = () => process.cwd(),
+} = {}) {
+  const projectCwd = () => typeof cwd === 'function' ? cwd() : cwd || process.cwd();
+
+  function tombstoneTimedOutApplyId(eventId, details = {}) {
+    if (!eventId) return;
+    timedOutApplyIds.set(eventId, details);
+    if (timedOutApplyIds.size <= 200) return;
+    const oldest = timedOutApplyIds.keys().next().value;
+    timedOutApplyIds.delete(oldest);
+  }
+
+  function pushApplyEventAndWait(batch, pageUrl, chunk = null, repair = null) {
+    const cwdValue = projectCwd();
+    const eventId = randomUUID().replace(/-/g, '').slice(0, 8);
+    const evidencePath = writeManualApplyEvidence(eventId, batch, cwdValue);
+    const event = {
+      type: 'manual_edit_apply',
+      id: eventId,
+      pageUrl,
+      batch: compactManualApplyBatch(batch, cwdValue),
+      evidencePath,
+      agentAction: buildManualApplyAgentAction(eventId),
+      schemaVersion: 1,
+      deadlineMs: APPLY_EVENT_SOFT_DEADLINE_MS,
+    };
+    if (chunk) event.chunk = chunk;
+    if (repair) event.repair = repair;
+    const rollbackSnapshot = snapshotApplyEventFiles(batch, cwdValue);
+    recordManualEditActivity('manual_edit_apply_dispatched', {
+      id: eventId,
+      pageUrl,
+      chunk,
+      repair,
+      entryCount: Array.isArray(batch.entries) ? batch.entries.length : 0,
+      opCount: countManualApplyOps(batch),
+      fileCount: collectManualApplyFiles(batch, [], cwdValue).length,
+    });
+    return new Promise((resolve, reject) => {
+      const timer = setTimeout(() => {
+        pendingApplyDeferreds.delete(eventId);
+        tombstoneTimedOutApplyId(eventId, { batch, rollbackSnapshot, cwd: cwdValue });
+        acknowledgePendingEvent(eventId);
+        removeManualApplyEvidence(evidencePath, cwdValue);
+        recordManualEditActivity('manual_edit_apply_timeout', {
+          id: eventId,
+          pageUrl,
+          chunk,
+          entryCount: Array.isArray(batch.entries) ? batch.entries.length : 0,
+          opCount: countManualApplyOps(batch),
+        });
+        reject(new Error('chat_agent_timeout'));
+      }, APPLY_EVENT_HARD_TIMEOUT_MS);
+      pendingApplyDeferreds.set(eventId, { resolve, reject, timer, event, batch, pageUrl, rollbackSnapshot, cwd: cwdValue });
+      enqueueEvent(event);
+    });
+  }
+
+  async function pushBatchInChunksAndWait(batch, pageUrl, context = {}) {
+    const repair = context?.repair || batch?.repair || null;
+    if (repair) return pushApplyEventAndWait(batch, pageUrl, null, repair);
+    const chunks = splitManualApplyBatch(batch, manualEditApplyChunkSize());
+    if (chunks.length <= 1) return pushApplyEventAndWait(batch, pageUrl);
+
+    const expectedOpsByEntry = new Map();
+    for (const entry of batch?.entries || []) {
+      expectedOpsByEntry.set(entry.id, Array.isArray(entry.ops) ? entry.ops.length : 0);
+    }
+
+    const appliedOpsByEntry = new Map();
+    const failedByEntry = new Map();
+    const files = new Set();
+    const notes = [];
+    let aborted = false;
+
+    for (const chunk of chunks) {
+      if (aborted) {
+        markChunkEntriesFailed(failedByEntry, chunk, 'manual_edit_chunk_aborted');
+        continue;
+      }
+
+      let result;
+      try {
+        result = normalizeApplyChunkResult(await pushApplyEventAndWait(chunk.batch, pageUrl, chunk.meta));
+      } catch (err) {
+        markChunkEntriesFailed(failedByEntry, chunk, err.message || 'chat_agent_error');
+        aborted = true;
+        continue;
+      }
+
+      for (const file of result.files) files.add(file);
+      notes.push(...result.notes);
+
+      const chunkFailedIds = new Set();
+      for (const item of result.failed) {
+        const entryId = item.entryId || item.id;
+        if (!entryId) continue;
+        chunkFailedIds.add(entryId);
+        if (!failedByEntry.has(entryId)) {
+          failedByEntry.set(entryId, {
+            entryId,
+            reason: item.reason || item.message || 'failed',
+            candidates: Array.isArray(item.candidates) ? item.candidates : [],
+          });
+        }
+      }
+
+      if (result.status === 'error') {
+        markChunkEntriesFailed(failedByEntry, chunk, result.message || firstFailureReason(result) || 'chat_agent_error');
+        aborted = true;
+        continue;
+      }
+
+      const reportedAppliedIds = new Set(result.appliedEntryIds);
+      for (const entryId of reportedAppliedIds) {
+        if (!chunk.entryIds.has(entryId) || chunkFailedIds.has(entryId)) continue;
+        appliedOpsByEntry.set(entryId, (appliedOpsByEntry.get(entryId) || 0) + (chunk.opCountsByEntry.get(entryId) || 0));
+      }
+
+      for (const entryId of chunk.entryIds) {
+        if (reportedAppliedIds.has(entryId) || chunkFailedIds.has(entryId)) continue;
+        if (!failedByEntry.has(entryId)) {
+          failedByEntry.set(entryId, { entryId, reason: 'not_reported_applied', candidates: [] });
+        }
+      }
+    }
+
+    const appliedEntryIds = [];
+    for (const [entryId, expectedOps] of expectedOpsByEntry.entries()) {
+      if (failedByEntry.has(entryId)) continue;
+      if ((appliedOpsByEntry.get(entryId) || 0) === expectedOps && expectedOps > 0) {
+        appliedEntryIds.push(entryId);
+      } else if (!failedByEntry.has(entryId)) {
+        failedByEntry.set(entryId, { entryId, reason: 'not_reported_applied', candidates: [] });
+      }
+    }
+
+    const failed = [...failedByEntry.values()];
+    return {
+      status: failed.length === 0 ? 'done' : appliedEntryIds.length > 0 ? 'partial' : 'error',
+      appliedEntryIds,
+      failed,
+      files: [...files],
+      notes,
+    };
+  }
+
+  function getDeferred(eventId) {
+    return pendingApplyDeferreds.get(eventId) || null;
+  }
+
+  function hasTimedOutId(eventId) {
+    return timedOutApplyIds.has(eventId);
+  }
+
+  function resolveDeferred(eventId, body) {
+    const deferred = pendingApplyDeferreds.get(eventId);
+    if (!deferred) return false;
+    pendingApplyDeferreds.delete(eventId);
+    clearTimeout(deferred.timer);
+    removeManualApplyEvidence(deferred.event?.evidencePath, deferred.cwd || projectCwd());
+    deferred.resolve(body);
+    return true;
+  }
+
+  function rejectDeferred(eventId, reason) {
+    const deferred = pendingApplyDeferreds.get(eventId);
+    if (!deferred) return false;
+    pendingApplyDeferreds.delete(eventId);
+    clearTimeout(deferred.timer);
+    removeManualApplyEvidence(deferred.event?.evidencePath, deferred.cwd || projectCwd());
+    deferred.reject(new Error(reason || 'chat_agent_error'));
+    return true;
+  }
+
+  function referencedManualApplyEvidencePaths(cwdValue = projectCwd()) {
+    const referenced = new Set();
+    const add = (event) => {
+      const fullPath = normalizeManualApplyEvidencePath(event?.evidencePath, cwdValue);
+      if (fullPath) referenced.add(fullPath);
+    };
+    for (const entry of pendingEvents) add(entry.event);
+    for (const deferred of pendingApplyDeferreds.values()) add(deferred.event);
+    return referenced;
+  }
+
+  function pruneStaleEvidence(cwdValue = projectCwd()) {
+    const dir = manualApplyEvidenceDir(cwdValue);
+    if (!fs.existsSync(dir)) return [];
+    const referenced = referencedManualApplyEvidencePaths(cwdValue);
+    const removed = [];
+    for (const name of fs.readdirSync(dir)) {
+      if (!name.endsWith('.json')) continue;
+      const fullPath = path.join(dir, name);
+      if (referenced.has(fullPath)) continue;
+      try {
+        fs.unlinkSync(fullPath);
+        removed.push(fullPath);
+      } catch {
+        // Stale evidence cleanup is best-effort; Apply verification never relies
+        // on deleting these files.
+      }
+    }
+    return removed;
+  }
+
+  function rollbackTimedOutReply(msg) {
+    const details = timedOutApplyIds.get(msg.id);
+    if (!details) return { rolledBackFiles: [], rollbackFailures: [] };
+    timedOutApplyIds.delete(msg.id);
+    return rollbackApplySnapshot(
+      details.batch,
+      details.rollbackSnapshot,
+      msg.data?.files || [],
+      'stale_manual_edit_apply_reply',
+      details.cwd || projectCwd(),
+    );
+  }
+
+  function cancelPendingEvents(pageUrl, reason = 'manual_edit_discarded') {
+    const canceledById = new Map();
+    const shouldCancel = (event) => event?.type === 'manual_edit_apply' && (!pageUrl || event.pageUrl === pageUrl);
+
+    for (let i = pendingEvents.length - 1; i >= 0; i -= 1) {
+      const event = pendingEvents[i]?.event;
+      if (!shouldCancel(event)) continue;
+      pendingEvents.splice(i, 1);
+      removeManualApplyEvidence(event.evidencePath, projectCwd());
+      canceledById.set(event.id, {
+        id: event.id,
+        pageUrl: event.pageUrl,
+        entryCount: event.batch?.entries?.length || 0,
+      });
+    }
+
+    for (const [eventId, deferred] of [...pendingApplyDeferreds.entries()]) {
+      if (!shouldCancel(deferred.event)) continue;
+      pendingApplyDeferreds.delete(eventId);
+      clearTimeout(deferred.timer);
+      const cwdValue = deferred.cwd || projectCwd();
+      const rollback = rollbackApplySnapshot(deferred.batch, deferred.rollbackSnapshot, [], reason, cwdValue);
+      tombstoneTimedOutApplyId(eventId, {
+        batch: deferred.batch,
+        rollbackSnapshot: deferred.rollbackSnapshot,
+        reason,
+        cwd: cwdValue,
+      });
+      removeManualApplyEvidence(deferred.event?.evidencePath, cwdValue);
+      canceledById.set(eventId, {
+        id: eventId,
+        pageUrl: deferred.pageUrl,
+        entryCount: deferred.batch?.entries?.length || 0,
+        rolledBackFiles: rollback.rolledBackFiles,
+        rollbackFailures: rollback.rollbackFailures,
+      });
+      deferred.reject(new Error(reason));
+    }
+
+    if (canceledById.size > 0) flushPendingPolls();
+    return [...canceledById.values()];
+  }
+
+  return {
+    buildAgentAction: buildManualApplyAgentAction,
+    cancelPendingEvents,
+    clearTransaction: (transactionId = null) => clearManualApplyTransaction(projectCwd(), transactionId),
+    countOps: countManualApplyOps,
+    getDeferred,
+    hasTimedOutId,
+    pruneStaleEvidence,
+    pushBatchInChunksAndWait,
+    readTransaction: () => readManualApplyTransaction(projectCwd()),
+    rejectDeferred,
+    resolveDeferred,
+    rollbackTimedOutReply,
+    rollbackTransaction: (opts = {}) => rollbackManualApplyTransaction({
+      cwd: projectCwd(),
+      recordManualEditActivity,
+      ...opts,
+    }),
+    summarizeEvent: (event = {}, batch = event.batch) => summarizeManualApplyEvent(event, batch, projectCwd()),
+    validateResultMessage: validateManualApplyResultMessage,
+    writeTransaction: (opts = {}) => writeManualApplyTransaction({ cwd: projectCwd(), ...opts }),
+  };
+}
+
+export function manualEditApplyChunkSize(env = process.env) {
+  const raw = Number(env.IMPECCABLE_LIVE_MANUAL_EDIT_CHUNK_SIZE);
+  if (!Number.isFinite(raw)) return DEFAULT_MANUAL_EDIT_APPLY_CHUNK_SIZE;
+  const size = Math.trunc(raw);
+  return Math.max(MIN_MANUAL_EDIT_APPLY_CHUNK_SIZE, Math.min(MAX_MANUAL_EDIT_APPLY_CHUNK_SIZE, size));
+}
+
+export function countManualApplyOps(entriesOrBatch) {
+  const entries = Array.isArray(entriesOrBatch)
+    ? entriesOrBatch
+    : Array.isArray(entriesOrBatch?.entries) ? entriesOrBatch.entries : [];
+  let count = 0;
+  for (const entry of entries) count += Array.isArray(entry.ops) ? entry.ops.length : 0;
+  return count;
+}
+
+export function writeManualApplyEvidence(eventId, batch, cwd = process.cwd()) {
+  const dir = manualApplyEvidenceDir(cwd);
+  fs.mkdirSync(dir, { recursive: true });
+  const evidencePath = path.join(dir, `${eventId}.json`);
+  fs.writeFileSync(evidencePath, JSON.stringify(batch, null, 2) + '\n', 'utf-8');
+  return evidencePath;
+}
+
+export function manualApplyEvidenceDir(cwd = process.cwd()) {
+  return path.join(getLiveDir(cwd), 'manual-edit-evidence');
+}
+
+export function normalizeManualApplyEvidencePath(evidencePath, cwd = process.cwd()) {
+  if (!evidencePath || typeof evidencePath !== 'string') return null;
+  const fullPath = path.isAbsolute(evidencePath) ? evidencePath : path.resolve(cwd, evidencePath);
+  const evidenceDir = manualApplyEvidenceDir(cwd);
+  const relative = path.relative(evidenceDir, fullPath);
+  if (!relative || relative.startsWith('..') || path.isAbsolute(relative)) return null;
+  if (path.extname(relative) !== '.json') return null;
+  return fullPath;
+}
+
+export function removeManualApplyEvidence(evidencePath, cwd = process.cwd()) {
+  const fullPath = normalizeManualApplyEvidencePath(evidencePath, cwd);
+  if (!fullPath) return false;
+  try {
+    fs.unlinkSync(fullPath);
+    return true;
+  } catch {
+    return false;
+  }
+}
+
+export function compactManualApplyBatch(batch = {}, cwd = process.cwd()) {
+  const entries = (batch.entries || []).map(compactManualApplyEntry);
+  const candidates = compactManualApplyCandidates(batch.candidates || [], cwd);
+  return {
+    version: batch.version,
+    pageUrl: batch.pageUrl || null,
+    count: batch.count,
+    entries,
+    ops: entries.flatMap((entry) => entry.ops.map((op) => ({ ...op, entryId: entry.id }))),
+    candidates: candidates.length > 0 ? candidates : undefined,
+    context: batch.context ? {
+      bufferPath: batch.context.bufferPath,
+      totalEntries: batch.context.totalEntries,
+      totalOps: batch.context.totalOps,
+      chunkIndex: batch.context.chunkIndex,
+      chunkTotal: batch.context.chunkTotal,
+      totalApplyOps: batch.context.totalApplyOps,
+    } : undefined,
+  };
+}
+
+export function compactManualApplyCandidates(candidates, cwd = process.cwd()) {
+  return (Array.isArray(candidates) ? candidates : [])
+    .slice(0, 24)
+    .map((candidate) => ({
+      entryId: candidate.entryId,
+      ref: candidate.ref,
+      sourceHint: compactManualApplySourceMatch(candidate.sourceHint, cwd),
+      textMatches: compactManualApplySourceMatches(candidate.textMatches, 8, cwd),
+      objectKeyMatches: compactManualApplySourceMatches(candidate.objectKeyMatches, 8, cwd),
+      contextTextMatches: compactManualApplySourceMatches(candidate.contextTextMatches, 8, cwd),
+      locatorMatches: compactManualApplySourceMatches(candidate.locatorMatches, 6, cwd),
+    }));
+}
+
+function compactManualApplySourceMatches(matches, limit, cwd) {
+  return (Array.isArray(matches) ? matches : [])
+    .slice(0, limit)
+    .map((match) => compactManualApplySourceMatch(match, cwd))
+    .filter(Boolean);
+}
+
+function compactManualApplySourceMatch(match, cwd) {
+  if (!match || typeof match !== 'object') return null;
+  const file = match.relativeFile || match.file;
+  if (!file && !match.line) return null;
+  return {
+    file: summarizeManualLogFile(file, cwd),
+    line: match.line || null,
+    column: match.column || null,
+    reason: match.reason || match.kind || undefined,
+    status: match.status || undefined,
+  };
+}
+
+function compactManualApplyEntry(entry = {}) {
+  return {
+    id: entry.id,
+    pageUrl: entry.pageUrl,
+    stagedAt: entry.stagedAt || null,
+    element: compactManualApplyContext(entry.element),
+    ops: (entry.ops || []).map(compactManualApplyOp),
+  };
+}
+
+function compactManualApplyOp(op = {}) {
+  return {
+    entryId: op.entryId,
+    ref: op.ref,
+    contextRef: op.contextRef,
+    tag: op.tag,
+    elementId: op.elementId,
+    classes: Array.isArray(op.classes) ? op.classes : [],
+    originalText: op.originalText,
+    newText: op.newText,
+    deleted: op.deleted === true || undefined,
+    sourceHint: op.sourceHint || null,
+    leaf: compactManualApplyContext(op.leaf),
+    nearbyEditableTexts: compactNearbyManualEditTexts(op.nearbyEditableTexts),
+    container: compactManualApplyContext(op.container),
+    contextHints: Array.isArray(op.contextHints) ? op.contextHints.slice(0, 8) : undefined,
+  };
+}
+
+function compactManualApplyContext(value) {
+  if (!value || typeof value !== 'object') return null;
+  return {
+    ref: value.ref,
+    tagName: value.tagName || value.tag || null,
+    id: value.id || null,
+    classes: Array.isArray(value.classes) ? value.classes : [],
+    textContent: truncateManualApplyText(value.textContent, MANUAL_APPLY_COMPACT_TEXT_LIMIT),
+  };
+}
+
+function compactNearbyManualEditTexts(items) {
+  return (Array.isArray(items) ? items : [])
+    .slice(0, MANUAL_APPLY_COMPACT_NEARBY_LIMIT)
+    .map((item) => typeof item === 'string' ? { text: truncateManualApplyText(item, MANUAL_APPLY_COMPACT_TEXT_LIMIT) } : {
+      ref: item?.ref,
+      tag: item?.tag,
+      classes: Array.isArray(item?.classes) ? item.classes : [],
+      text: truncateManualApplyText(item?.text, MANUAL_APPLY_COMPACT_TEXT_LIMIT),
+    });
+}
+
+function truncateManualApplyText(value, max) {
+  if (typeof value !== 'string') return value || null;
+  return value.length > max ? value.slice(0, max) : value;
+}
+
+function normalizeApplyChunkResult(result) {
+  const status = result?.status === 'partial' ? 'partial' : result?.status === 'error' ? 'error' : 'done';
+  return {
+    status,
+    message: typeof result?.message === 'string' ? result.message : null,
+    appliedEntryIds: Array.isArray(result?.appliedEntryIds) ? result.appliedEntryIds.filter((id) => typeof id === 'string') : [],
+    failed: Array.isArray(result?.failed) ? result.failed.filter(Boolean) : [],
+    files: Array.isArray(result?.files) ? result.files.filter((file) => typeof file === 'string') : [],
+    notes: Array.isArray(result?.notes) ? result.notes.filter((note) => typeof note === 'string') : [],
+  };
+}
+
+function manualApplyResultShapeHint(eventId = 'EVENT_ID') {
+  return `Use live-poll.mjs --reply ${eventId} done --data '{"status":"done","appliedEntryIds":["ENTRY_ID"],"failed":[],"files":["src/page.html"],"notes":[]}'`;
+}
+
+function invalidManualApplyResult(reason, eventId, extra = {}) {
+  return {
+    ok: false,
+    body: {
+      error: 'invalid_manual_apply_result',
+      reason,
+      hint: manualApplyResultShapeHint(eventId),
+      ...extra,
+    },
+  };
+}
+
+export function validateManualApplyResultMessage(msg, deferred) {
+  let data = msg?.data;
+  const eventId = msg?.id || deferred?.event?.id || 'EVENT_ID';
+  if (!data || typeof data !== 'object' || Array.isArray(data)) {
+    return invalidManualApplyResult('missing_result_data', eventId);
+  }
+  if ('entries' in data || 'ops' in data) {
+    return invalidManualApplyResult('summary_result_not_allowed', eventId);
+  }
+  if (!['done', 'partial', 'error'].includes(data.status)) {
+    return invalidManualApplyResult('invalid_status', eventId, { status: data.status ?? null });
+  }
+
+  for (const key of ['appliedEntryIds', 'failed', 'files', 'notes']) {
+    if (!Array.isArray(data[key])) {
+      return invalidManualApplyResult(`${key}_must_be_array`, eventId);
+    }
+  }
+
+  for (const [index, value] of data.appliedEntryIds.entries()) {
+    if (typeof value !== 'string' || !value) {
+      return invalidManualApplyResult('appliedEntryIds_must_contain_strings', eventId, { index });
+    }
+  }
+  for (const [index, value] of data.files.entries()) {
+    if (typeof value !== 'string' || !value) {
+      return invalidManualApplyResult('files_must_contain_strings', eventId, { index });
+    }
+  }
+  for (const [index, value] of data.notes.entries()) {
+    if (typeof value !== 'string') {
+      return invalidManualApplyResult('notes_must_contain_strings', eventId, { index });
+    }
+  }
+  for (const [index, item] of data.failed.entries()) {
+    if (!item || typeof item !== 'object' || Array.isArray(item)) {
+      return invalidManualApplyResult('failed_must_contain_objects', eventId, { index });
+    }
+    if (typeof item.entryId !== 'string' || !item.entryId) {
+      return invalidManualApplyResult('failed_entryId_required', eventId, { index });
+    }
+    if (typeof item.reason !== 'string' || !item.reason) {
+      return invalidManualApplyResult('failed_reason_required', eventId, { index });
+    }
+  }
+
+  const eventEntryIds = new Set((deferred?.batch?.entries || []).map((entry) => entry.id).filter(Boolean));
+  for (const entryId of data.appliedEntryIds) {
+    if (eventEntryIds.size > 0 && !eventEntryIds.has(entryId)) {
+      return invalidManualApplyResult('applied_entry_id_not_in_event', eventId, { entryId });
+    }
+  }
+  for (const item of data.failed) {
+    if (eventEntryIds.size > 0 && !eventEntryIds.has(item.entryId)) {
+      return invalidManualApplyResult('failed_entry_id_not_in_event', eventId, { entryId: item.entryId });
+    }
+  }
+
+  if (data.status === 'done') {
+    if (data.failed.length > 0) {
+      return invalidManualApplyResult('done_result_has_failed_entries', eventId);
+    }
+    if (countManualApplyOps(deferred?.batch) > 0 && data.appliedEntryIds.length === 0) {
+      return invalidManualApplyResult('done_result_missing_applied_entry_ids', eventId);
+    }
+  }
+  if (data.status === 'partial' && data.appliedEntryIds.length === 0 && data.failed.length === 0) {
+    return invalidManualApplyResult('partial_result_has_no_entries', eventId);
+  }
+  if (data.status === 'error' && data.appliedEntryIds.length > 0) {
+    return invalidManualApplyResult('error_result_has_applied_entries', eventId);
+  }
+
+  return {
+    ok: true,
+    result: {
+      status: data.status,
+      message: typeof data.message === 'string' ? data.message : undefined,
+      appliedEntryIds: data.appliedEntryIds,
+      failed: data.failed,
+      files: data.files,
+      notes: data.notes,
+    },
+  };
+}
+
+function firstFailureReason(result) {
+  const first = Array.isArray(result?.failed) ? result.failed.find(Boolean) : null;
+  return first?.reason || first?.message || null;
+}
+
+function markChunkEntriesFailed(failedByEntry, chunk, reason) {
+  for (const entryId of chunk.entryIds) {
+    if (failedByEntry.has(entryId)) continue;
+    failedByEntry.set(entryId, { entryId, reason, candidates: [] });
+  }
+}
+
+export function splitManualApplyBatch(batch, maxOps) {
+  const totalOpCount = countManualApplyOps(batch);
+  if (totalOpCount <= maxOps) {
+    return [{
+      batch,
+      meta: null,
+      entryIds: new Set((batch?.entries || []).map((entry) => entry.id).filter(Boolean)),
+      opCountsByEntry: new Map((batch?.entries || []).map((entry) => [entry.id, Array.isArray(entry.ops) ? entry.ops.length : 0])),
+    }];
+  }
+
+  const rawChunks = [];
+  let current = createManualApplyChunkBuilder();
+  for (const entry of batch?.entries || []) {
+    const ops = entry.ops || [];
+    if (ops.length <= maxOps) {
+      if (current.opCount > 0 && current.opCount + ops.length > maxOps) {
+        rawChunks.push(current);
+        current = createManualApplyChunkBuilder();
+      }
+      for (const op of ops) addOpToManualApplyChunk(current, entry, op);
+      continue;
+    }
+    if (current.opCount > 0) {
+      rawChunks.push(current);
+      current = createManualApplyChunkBuilder();
+    }
+    for (const op of ops) {
+      if (current.opCount >= maxOps) {
+        rawChunks.push(current);
+        current = createManualApplyChunkBuilder();
+      }
+      addOpToManualApplyChunk(current, entry, op);
+    }
+  }
+  if (current.opCount > 0) rawChunks.push(current);
+
+  return rawChunks.map((chunk, index) => ({
+    batch: {
+      ...batch,
+      count: chunk.opCount,
+      entries: chunk.entries,
+      ops: chunk.ops,
+      candidates: filterManualApplyChunkCandidates(batch, chunk.refsByEntry),
+      context: {
+        ...(batch?.context || {}),
+        totalEntries: chunk.entries.length,
+        totalOps: chunk.opCount,
+        chunkIndex: index + 1,
+        chunkTotal: rawChunks.length,
+        totalApplyOps: totalOpCount,
+      },
+    },
+    meta: {
+      index: index + 1,
+      total: rawChunks.length,
+      opCount: chunk.opCount,
+      totalOpCount,
+    },
+    entryIds: new Set(chunk.entries.map((entry) => entry.id).filter(Boolean)),
+    opCountsByEntry: chunk.opCountsByEntry,
+  }));
+}
+
+function createManualApplyChunkBuilder() {
+  return {
+    entries: [],
+    entryById: new Map(),
+    entryIds: new Set(),
+    ops: [],
+    refsByEntry: new Map(),
+    opCountsByEntry: new Map(),
+    opCount: 0,
+  };
+}
+
+function addOpToManualApplyChunk(chunk, entry, op) {
+  let chunkEntry = chunk.entryById.get(entry.id);
+  if (!chunkEntry) {
+    chunkEntry = { ...entry, ops: [] };
+    chunk.entryById.set(entry.id, chunkEntry);
+    chunk.entryIds.add(entry.id);
+    chunk.entries.push(chunkEntry);
+  }
+  chunkEntry.ops.push(op);
+  chunk.ops.push({ ...op, entryId: op.entryId || entry.id });
+  if (!chunk.refsByEntry.has(entry.id)) chunk.refsByEntry.set(entry.id, new Set());
+  if (op.ref) chunk.refsByEntry.get(entry.id).add(op.ref);
+  chunk.opCountsByEntry.set(entry.id, (chunk.opCountsByEntry.get(entry.id) || 0) + 1);
+  chunk.opCount += 1;
+}
+
+function filterManualApplyChunkCandidates(batch, refsByEntry) {
+  return (batch?.candidates || []).filter((candidate) => {
+    const refs = refsByEntry.get(candidate.entryId);
+    if (!refs) return false;
+    if (!candidate.ref) return true;
+    return refs.has(candidate.ref);
+  });
+}
+
+export function snapshotApplyEventFiles(batch, cwd = process.cwd()) {
+  const snapshot = new Map();
+  for (const relativeFile of collectManualApplyFiles(batch, [], cwd)) {
+    const absolute = path.resolve(cwd, relativeFile);
+    try {
+      snapshot.set(relativeFile, {
+        exists: fs.existsSync(absolute),
+        content: fs.existsSync(absolute) ? fs.readFileSync(absolute, 'utf-8') : '',
+      });
+    } catch {
+      // If a file cannot be read before dispatch, do not attempt late rollback.
+    }
+  }
+  return snapshot;
+}
+
+export function manualApplyTransactionPath(cwd = process.cwd()) {
+  return path.join(getLiveDir(cwd), 'manual-edit-apply-transaction.json');
+}
+
+export function readManualApplyTransaction(cwd = process.cwd()) {
+  const file = manualApplyTransactionPath(cwd);
+  if (!fs.existsSync(file)) return null;
+  try {
+    return JSON.parse(fs.readFileSync(file, 'utf-8'));
+  } catch {
+    return null;
+  }
+}
+
+export function writeManualApplyTransaction({ cwd = process.cwd(), pageUrl = null, batch }) {
+  const file = manualApplyTransactionPath(cwd);
+  const files = collectManualApplyFiles(batch, [], cwd);
+  const transaction = {
+    version: 1,
+    id: randomUUID().replace(/-/g, '').slice(0, 8),
+    createdAt: new Date().toISOString(),
+    pageUrl,
+    entryIds: (batch?.entries || []).map((entry) => entry.id).filter(Boolean),
+    files: files.map((relativeFile) => {
+      const absolute = path.resolve(cwd, relativeFile);
+      const exists = fs.existsSync(absolute);
+      return {
+        file: relativeFile,
+        exists,
+        content: exists ? fs.readFileSync(absolute, 'utf-8') : '',
+      };
+    }),
+  };
+  fs.mkdirSync(path.dirname(file), { recursive: true });
+  fs.writeFileSync(`${file}.tmp`, JSON.stringify(transaction, null, 2) + '\n', 'utf-8');
+  fs.renameSync(`${file}.tmp`, file);
+  return transaction;
+}
+
+export function clearManualApplyTransaction(cwd = process.cwd(), transactionId = null) {
+  const file = manualApplyTransactionPath(cwd);
+  if (!fs.existsSync(file)) return false;
+  if (transactionId) {
+    const existing = readManualApplyTransaction(cwd);
+    if (existing?.id && existing.id !== transactionId) return false;
+  }
+  try {
+    fs.unlinkSync(file);
+    return true;
+  } catch {
+    return false;
+  }
+}
+
+export function rollbackManualApplyTransaction({
+  cwd = process.cwd(),
+  pageUrl = null,
+  reason = 'manual_edit_transaction_rollback',
+  recordManualEditActivity = null,
+} = {}) {
+  const transaction = readManualApplyTransaction(cwd);
+  if (!transaction) return null;
+  if (pageUrl && transaction.pageUrl && transaction.pageUrl !== pageUrl) return null;
+
+  let pendingIds = new Set();
+  try {
+    const buffer = readManualEditsBuffer(cwd);
+    pendingIds = new Set((buffer.entries || []).map((entry) => entry.id).filter(Boolean));
+  } catch {
+    pendingIds = new Set(transaction.entryIds || []);
+  }
+  const shouldRollback = (transaction.entryIds || []).some((id) => pendingIds.has(id));
+  if (!shouldRollback) {
+    clearManualApplyTransaction(cwd, transaction.id);
+    return { id: transaction.id, reason, rolledBackFiles: [], rollbackFailures: [], skipped: 'entries_not_pending' };
+  }
+
+  const rolledBackFiles = [];
+  const rollbackFailures = [];
+  for (const item of transaction.files || []) {
+    const relativeFile = normalizeProjectFile(item.file, cwd);
+    if (!relativeFile) continue;
+    const absolute = path.resolve(cwd, relativeFile);
+    try {
+      if (item.exists) {
+        fs.mkdirSync(path.dirname(absolute), { recursive: true });
+        fs.writeFileSync(absolute, item.content || '', 'utf-8');
+      } else if (fs.existsSync(absolute)) {
+        fs.rmSync(absolute);
+      }
+      rolledBackFiles.push(relativeFile);
+    } catch (err) {
+      rollbackFailures.push({ file: relativeFile, reason: 'restore_failed', message: err.message || String(err) });
+    }
+  }
+  clearManualApplyTransaction(cwd, transaction.id);
+  recordManualEditActivity?.('manual_edit_transaction_rolled_back', {
+    id: transaction.id,
+    pageUrl: transaction.pageUrl || null,
+    reason,
+    entryIds: transaction.entryIds || [],
+    rolledBackFiles: rolledBackFiles.map((file) => summarizeManualLogFile(file, cwd)).filter(Boolean),
+    rollbackFailures: summarizeManualDiagnostics(rollbackFailures, cwd),
+  });
+  return { id: transaction.id, reason, rolledBackFiles, rollbackFailures };
+}
+
+export function collectManualApplyFiles(batch, extraFiles = [], cwd = process.cwd()) {
+  const files = [];
+  for (const entry of batch?.entries || []) {
+    for (const op of entry.ops || []) files.push(op.sourceHint?.file);
+  }
+  for (const candidate of batch?.candidates || []) {
+    files.push(candidate.sourceHint?.relativeFile, candidate.sourceHint?.file);
+    for (const item of candidate.textMatches || []) files.push(item.file);
+    for (const item of candidate.objectKeyMatches || []) files.push(item.file);
+    for (const item of candidate.locatorMatches || []) files.push(item.file);
+    for (const item of candidate.contextTextMatches || []) files.push(item.file);
+  }
+  files.push(...(extraFiles || []));
+  return [...new Set(files)]
+    .map((file) => normalizeProjectFile(file, cwd))
+    .filter(Boolean);
+}
+
+function normalizeProjectFile(file, cwd = process.cwd()) {
+  if (!file || typeof file !== 'string') return null;
+  const absolute = path.isAbsolute(file) ? file : path.resolve(cwd, file);
+  const relative = path.relative(cwd, absolute);
+  if (!relative || relative.startsWith('..') || path.isAbsolute(relative)) return null;
+  return relative;
+}
+
+export function rollbackApplySnapshot(
+  batch,
+  rollbackSnapshot,
+  extraFiles = [],
+  _reason = 'manual_edit_apply_snapshot_rollback',
+  cwd = process.cwd(),
+) {
+  const scope = collectManualApplyFiles(batch, extraFiles, cwd);
+  const rolledBackFiles = [];
+  const rollbackFailures = [];
+  for (const relativeFile of scope) {
+    const before = rollbackSnapshot?.get(relativeFile);
+    if (!before) continue;
+    const absolute = path.resolve(cwd, relativeFile);
+    try {
+      if (before.exists) {
+        fs.mkdirSync(path.dirname(absolute), { recursive: true });
+        fs.writeFileSync(absolute, before.content, 'utf-8');
+      } else if (fs.existsSync(absolute)) {
+        fs.rmSync(absolute);
+      }
+      rolledBackFiles.push(relativeFile);
+    } catch (err) {
+      rollbackFailures.push({ file: relativeFile, reason: 'restore_failed', message: err.message || String(err) });
+    }
+  }
+  return { rolledBackFiles, rollbackFailures };
+}
+
+function manualApplyReplyCommand(eventOrId = 'EVENT_ID') {
+  const id = typeof eventOrId === 'string' ? eventOrId : eventOrId?.id || 'EVENT_ID';
+  return `live-poll.mjs --reply ${id} done --data '<json>'`;
+}
+
+export function buildManualApplyAgentAction(eventOrId = 'EVENT_ID') {
+  return {
+    kind: 'manual_edit_apply',
+    required: 'apply_source_edits_then_reply',
+    replyCommand: manualApplyReplyCommand(eventOrId),
+    warning: 'Polling only leases this work item; it does not commit source edits.',
+  };
+}
+
+export function summarizeManualApplyEvent(event = {}, batch = event.batch, cwd = process.cwd()) {
+  const entries = Array.isArray(batch?.entries) ? batch.entries : [];
+  const opCount = entries.reduce((sum, entry) => sum + (Array.isArray(entry.ops) ? entry.ops.length : 0), 0);
+  return {
+    pageUrl: event.pageUrl || null,
+    chunk: event.chunk || null,
+    entryCount: entries.length,
+    opCount,
+    files: collectManualApplyFiles(batch, [], cwd),
+  };
+}
+
+export function summarizeManualApplyFailures(failed, cwd = process.cwd()) {
+  if (!Array.isArray(failed)) return [];
+  return failed.slice(0, 20).map((item) => ({
+    id: item.id || item.entryId || null,
+    reason: item.reason || item.message || 'failed',
+    message: compactManualLogText(item.message, 300),
+    files: Array.isArray(item.files) ? item.files.slice(0, 12).map((file) => summarizeManualLogFile(file, cwd)).filter(Boolean) : undefined,
+    checks: summarizeManualDiagnostics(item.checks, cwd),
+    failures: summarizeManualDiagnostics(item.failures, cwd),
+    candidates: summarizeManualDiagnostics(item.candidates, cwd),
+  }));
+}
+
+export function summarizeManualDiagnostics(items, cwd = process.cwd()) {
+  if (!Array.isArray(items) || items.length === 0) return undefined;
+  return items.slice(0, 12).map((item) => ({
+    reason: item.reason || item.kind || undefined,
+    detail: compactManualLogText(item.detail, 220),
+    message: compactManualLogText(item.message, 300),
+    file: summarizeManualLogFile(item.file || item.relativeFile, cwd),
+    line: item.line || undefined,
+    ref: compactManualLogText(item.ref, 180),
+    marker: compactManualLogText(item.marker, 120),
+    files: Array.isArray(item.files) ? item.files.slice(0, 8).map((file) => summarizeManualLogFile(file, cwd)).filter(Boolean) : undefined,
+  }));
+}
+
+export function summarizeManualLogFile(file, cwd = process.cwd()) {
+  if (!file || typeof file !== 'string') return undefined;
+  if (!path.isAbsolute(file)) return file;
+  const relative = path.relative(cwd, file);
+  return relative && !relative.startsWith('..') && !path.isAbsolute(relative) ? relative : file;
+}
+
+export function compactManualLogText(value, max = 200) {
+  if (typeof value !== 'string') return undefined;
+  const normalized = value.replace(/\s+/g, ' ').trim();
+  if (normalized.length <= max) return normalized;
+  return normalized.slice(0, max) + `... [truncated ${normalized.length - max} chars]`;
+}