diff --git a/index.js b/index.js
index 8e80f10..93dc79a 100644
--- a/index.js
+++ b/index.js
@@ -249,6 +249,16 @@ import {
   getPersistedSettingsSnapshot,
   mergePersistedSettings,
 } from "./runtime/settings-defaults.js";
+import {
+  createDefaultAuthorityCapabilityState,
+  normalizeAuthorityCapabilityState,
+  probeAuthorityCapabilities,
+} from "./runtime/authority-capabilities.js";
+import {
+  createAuthorityBrowserState,
+  getAuthorityBrowserStateSnapshot,
+  normalizeAuthorityBrowserState,
+} from "./sync/authority-browser-state.js";
 import { retrieve } from "./retrieval/retriever.js";
 import {
   applyProcessedHistorySnapshotToGraph,
@@ -1234,6 +1244,9 @@ let lastExtractionStatus = createUiStatus("待命", "尚未执行提取", "idle"
 let lastVectorStatus = createUiStatus("待命", "尚未执行向量任务", "idle");
 let lastRecallStatus = createUiStatus("待命", "尚未执行召回", "idle");
 let graphPersistenceState = createGraphPersistenceState();
+let authorityCapabilityState = createDefaultAuthorityCapabilityState();
+let authorityBrowserState = createAuthorityBrowserState();
+let authorityProbePromise = null;
 const lastStatusToastAt = {};
 let pendingRecallSendIntent = createRecallInputRecord();
 let lastRecallSentUserMessage = createRecallInputRecord();
@@ -1437,6 +1450,115 @@ function isLukerPrimaryPersistenceHost(context = getContext()) {
   return resolvePersistenceHostProfile(context) === "luker";
 }
 
+function getAuthorityRuntimeSnapshot(settings = getSettings()) {
+  authorityCapabilityState = normalizeAuthorityCapabilityState(
+    authorityCapabilityState,
+    settings,
+  );
+  authorityBrowserState = normalizeAuthorityBrowserState(
+    authorityBrowserState,
+    settings,
+  );
+  return {
+    capability: authorityCapabilityState,
+    browserState: getAuthorityBrowserStateSnapshot(authorityBrowserState, settings),
+  };
+}
+
+function buildAuthorityPersistenceStatePatch(settings = getSettings()) {
+  const { capability, browserState } = getAuthorityRuntimeSnapshot(settings);
+  return {
+    authority: cloneRuntimeDebugValue(capability, null),
+    authorityBrowserState: cloneRuntimeDebugValue(browserState, null),
+    authorityInstalled: Boolean(capability.installed),
+    authorityHealthy: Boolean(capability.healthy),
+    authorityServerPrimaryReady: Boolean(capability.serverPrimaryReady),
+    authorityStoragePrimaryReady: Boolean(capability.storagePrimaryReady),
+    authorityTriviumPrimaryReady: Boolean(capability.triviumPrimaryReady),
+    authorityBrowserCacheMode: String(browserState.mode || "minimal"),
+    authorityOfflineQueueBytes: Number(browserState.offlineQueueBytes || 0),
+    authorityOfflineQueueItems: Number(browserState.offlineQueueItems || 0),
+    authorityDegradedReason: capability.serverPrimaryReady
+      ? ""
+      : String(capability.reason || capability.lastError || ""),
+  };
+}
+
+async function refreshAuthorityRuntimeState({
+  force = false,
+  source = "authority-refresh",
+} = {}) {
+  if (authorityProbePromise && !force) {
+    return await authorityProbePromise;
+  }
+  const settings = getSettings();
+  authorityBrowserState = normalizeAuthorityBrowserState(
+    authorityBrowserState,
+    settings,
+  );
+  updateGraphPersistenceState({
+    ...buildAuthorityPersistenceStatePatch(settings),
+    authorityLastRefreshSource: String(source || "authority-refresh"),
+  });
+
+  const allowRelativeUrl =
+    typeof window === "object" &&
+    Boolean(window?.location) &&
+    typeof window.location.href === "string";
+  authorityProbePromise = probeAuthorityCapabilities({
+    settings,
+    fetchImpl:
+      typeof globalThis.fetch === "function"
+        ? globalThis.fetch.bind(globalThis)
+        : null,
+    headerProvider:
+      typeof getRequestHeaders === "function" ? getRequestHeaders : null,
+    allowRelativeUrl,
+    nowMs: Date.now(),
+  })
+    .then((snapshot) => {
+      authorityCapabilityState = normalizeAuthorityCapabilityState(
+        snapshot,
+        settings,
+      );
+      authorityBrowserState = normalizeAuthorityBrowserState(
+        {
+          ...authorityBrowserState,
+          lastProbeAt: authorityCapabilityState.lastProbeAt,
+          lastError: authorityCapabilityState.lastError,
+        },
+        settings,
+      );
+      updateGraphPersistenceState({
+        ...buildAuthorityPersistenceStatePatch(settings),
+        authorityLastRefreshSource: String(source || "authority-refresh"),
+      });
+      return authorityCapabilityState;
+    })
+    .catch((error) => {
+      authorityCapabilityState = normalizeAuthorityCapabilityState(
+        {
+          installed: false,
+          healthy: false,
+          reason: "probe-failed",
+          lastError: error?.message || String(error),
+          lastProbeAt: Date.now(),
+          updatedAt: new Date().toISOString(),
+        },
+        settings,
+      );
+      updateGraphPersistenceState({
+        ...buildAuthorityPersistenceStatePatch(settings),
+        authorityLastRefreshSource: String(source || "authority-refresh"),
+      });
+      return authorityCapabilityState;
+    })
+    .finally(() => {
+      authorityProbePromise = null;
+    });
+  return await authorityProbePromise;
+}
+
 function getGraphPersistenceLiveState() {
   const liveCommitMarker =
     cloneRuntimeDebugValue(graphPersistenceState.commitMarker, null) ||
@@ -1452,6 +1574,7 @@ function getGraphPersistenceLiveState() {
       adapterRuntime.adapter.hostProfile ||
       persistenceEnvironment.hostProfile,
   );
+  const authorityRuntime = getAuthorityRuntimeSnapshot();
   const primaryStorageTier = normalizePersistenceStorageTier(
     graphPersistenceState.primaryStorageTier ||
       persistenceEnvironment.primaryStorageTier,
@@ -1515,6 +1638,38 @@ function getGraphPersistenceLiveState() {
     updatedAt: graphPersistenceState.updatedAt,
     storagePrimary: graphPersistenceState.storagePrimary || "indexeddb",
     storageMode: graphPersistenceState.storageMode || "indexeddb",
+    authority: cloneRuntimeDebugValue(authorityRuntime.capability, null),
+    authorityBrowserState: cloneRuntimeDebugValue(
+      authorityRuntime.browserState,
+      null,
+    ),
+    authorityInstalled: Boolean(authorityRuntime.capability.installed),
+    authorityHealthy: Boolean(authorityRuntime.capability.healthy),
+    authorityServerPrimaryReady: Boolean(
+      authorityRuntime.capability.serverPrimaryReady,
+    ),
+    authorityStoragePrimaryReady: Boolean(
+      authorityRuntime.capability.storagePrimaryReady,
+    ),
+    authorityTriviumPrimaryReady: Boolean(
+      authorityRuntime.capability.triviumPrimaryReady,
+    ),
+    authorityBrowserCacheMode: String(
+      authorityRuntime.browserState.mode || "minimal",
+    ),
+    authorityOfflineQueueBytes: Number(
+      authorityRuntime.browserState.offlineQueueBytes || 0,
+    ),
+    authorityOfflineQueueItems: Number(
+      authorityRuntime.browserState.offlineQueueItems || 0,
+    ),
+    authorityDegradedReason: authorityRuntime.capability.serverPrimaryReady
+      ? ""
+      : String(
+          authorityRuntime.capability.reason ||
+            authorityRuntime.capability.lastError ||
+            "",
+        ),
     resolvedLocalStore: String(
       graphPersistenceState.resolvedLocalStore ||
         buildGraphLocalStoreSelectorKey(getPreferredGraphLocalStorePresentationSync()),
@@ -13299,6 +13454,27 @@ function updateModuleSettings(patch = {}) {
   ]);
   const recallUiKeys = new Set(["recallCardUserInputDisplayMode"]);
   const noticeUiKeys = new Set(["noticeDisplayMode"]);
+  const authorityKeys = new Set([
+    "authorityEnabled",
+    "authorityBaseUrl",
+    "authorityPrimaryWhenAvailable",
+    "authorityStorageMode",
+    "authorityVectorMode",
+    "authoritySqlPrimary",
+    "authorityTriviumPrimary",
+    "authorityGraphQueryEnabled",
+    "authorityJobsEnabled",
+    "authorityBlobCheckpointEnabled",
+    "authorityBrowserCacheMode",
+    "authorityOfflineWritePolicy",
+    "authorityOfflineQueueMaxBytes",
+    "authorityOfflineQueueMaxItems",
+    "authorityOfflineQueueMaxAgeMs",
+    "authorityVectorSyncChunkSize",
+    "authorityVectorFailOpen",
+    "authorityDiagnosticsEnabled",
+    "authorityProbeIntervalMs",
+  ]);
   const settings = getSettings();
   const previousCloudStorageMode = String(
     settings.cloudStorageMode || "automatic",
@@ -13380,6 +13556,13 @@ function updateModuleSettings(patch = {}) {
     refreshVisibleStageNotices();
   }
 
+  if (Object.keys(patch).some((key) => authorityKeys.has(key))) {
+    void refreshAuthorityRuntimeState({
+      force: true,
+      source: "settings-updated",
+    });
+  }
+
   const currentGraphLocalStorageMode = getRequestedGraphLocalStorageMode(
     settings,
   );
@@ -20007,6 +20190,10 @@ async function onCompactLukerSidecar() {
 
 (async function init() {
   await loadServerSettings();
+  void refreshAuthorityRuntimeState({
+    force: true,
+    source: "init",
+  });
   const { target, lightweightHostMode, adapter } = syncBmeHostRuntimeFlags(getContext());
   updateGraphPersistenceState({
     hostProfile: adapter.hostProfile,
diff --git a/runtime/authority-capabilities.js b/runtime/authority-capabilities.js
new file mode 100644
index 0000000..bdeee38
--- /dev/null
+++ b/runtime/authority-capabilities.js
@@ -0,0 +1,367 @@
+const DEFAULT_AUTHORITY_BASE_URL = "/api/plugins/authority";
+const DEFAULT_AUTHORITY_PROBE_INTERVAL_MS = 60000;
+
+const SQL_FEATURES = ["sql", "sql.query", "sql.page", "sql.pageall", "querysql"];
+const SQL_MUTATION_FEATURES = ["sql", "sql.mutation", "sql.execute", "sql.write", "sql.transaction"];
+const TRIVIUM_FEATURES = ["trivium", "trivium.search", "trivium.query", "trivium.filterwhere", "trivium.bulkupsert"];
+const JOB_FEATURES = ["jobs", "jobs.list", "jobs.wait", "events", "sse"];
+const BLOB_FEATURES = ["blob", "blob.write", "privatefiles", "private.files", "files.private"];
+
+function toBoolean(value, fallback = false) {
+  if (typeof value === "boolean") return value;
+  if (typeof value === "number") return value !== 0;
+  if (typeof value === "string") {
+    const normalized = value.trim().toLowerCase();
+    if (["true", "1", "yes", "on"].includes(normalized)) return true;
+    if (["false", "0", "no", "off"].includes(normalized)) return false;
+  }
+  return fallback;
+}
+
+function clampInteger(value, fallback, min, max) {
+  const numeric = Number(value);
+  if (!Number.isFinite(numeric)) return fallback;
+  return Math.min(max, Math.max(min, Math.trunc(numeric)));
+}
+
+function normalizeMode(value, fallback, allowed) {
+  const normalized = String(value ?? fallback).trim().toLowerCase();
+  return allowed.includes(normalized) ? normalized : fallback;
+}
+
+function normalizeFeatureName(value) {
+  return String(value ?? "").trim().toLowerCase();
+}
+
+function addFeature(features, value) {
+  const normalized = normalizeFeatureName(value);
+  if (normalized) features.add(normalized);
+}
+
+function addFeatureObject(features, value, prefix = "") {
+  if (!value || typeof value !== "object" || Array.isArray(value)) return;
+  for (const [key, enabled] of Object.entries(value)) {
+    if (!enabled) continue;
+    addFeature(features, key);
+    if (prefix) addFeature(features, `${prefix}.${key}`);
+    if (enabled && typeof enabled === "object" && !Array.isArray(enabled)) {
+      addFeatureObject(features, enabled, prefix ? `${prefix}.${key}` : key);
+    }
+  }
+}
+
+function hasAnyFeature(features, aliases) {
+  return aliases.some((alias) => features.has(normalizeFeatureName(alias)));
+}
+
+function createFeatureReadiness(features) {
+  return {
+    sql: hasAnyFeature(features, SQL_FEATURES),
+    sqlMutation: hasAnyFeature(features, SQL_MUTATION_FEATURES),
+    trivium: hasAnyFeature(features, TRIVIUM_FEATURES),
+    jobs: hasAnyFeature(features, JOB_FEATURES),
+    blob: hasAnyFeature(features, BLOB_FEATURES),
+  };
+}
+
+function collectMissingFeatures(readiness) {
+  const missing = [];
+  if (!readiness.sql) missing.push("sql.query");
+  if (!readiness.sqlMutation) missing.push("sql.mutation");
+  if (!readiness.trivium) missing.push("trivium.search");
+  if (!readiness.jobs) missing.push("jobs");
+  if (!readiness.blob) missing.push("blob-or-private-files");
+  return missing;
+}
+
+function isRelativeAuthorityUrl(baseUrl) {
+  return /^\//.test(String(baseUrl || ""));
+}
+
+function normalizeLatencyMs(startedAt, finishedAt) {
+  return Math.max(0, Math.round((Number(finishedAt) - Number(startedAt)) * 10) / 10);
+}
+
+function readNowMs() {
+  if (typeof performance === "object" && typeof performance.now === "function") {
+    return performance.now();
+  }
+  return Date.now();
+}
+
+export function normalizeAuthorityBaseUrl(baseUrl = DEFAULT_AUTHORITY_BASE_URL) {
+  const normalized = String(baseUrl || DEFAULT_AUTHORITY_BASE_URL).trim() || DEFAULT_AUTHORITY_BASE_URL;
+  return normalized.replace(/\/+$/, "");
+}
+
+export function normalizeAuthoritySettings(settings = {}) {
+  const source = settings && typeof settings === "object" && !Array.isArray(settings) ? settings : {};
+  const enabledMode = normalizeMode(source.authorityEnabled ?? source.enabledMode, "auto", ["auto", "on", "off", "true", "false"]);
+  return {
+    enabledMode: enabledMode === "true" ? "on" : enabledMode === "false" ? "off" : enabledMode,
+    enabled: enabledMode !== "off" && enabledMode !== "false",
+    baseUrl: normalizeAuthorityBaseUrl(source.authorityBaseUrl ?? source.baseUrl),
+    primaryWhenAvailable: toBoolean(source.authorityPrimaryWhenAvailable ?? source.primaryWhenAvailable, true),
+    storageMode: normalizeMode(source.authorityStorageMode ?? source.storageMode, "auto-server-primary", ["auto-server-primary", "server-primary", "local-primary", "off"]),
+    vectorMode: normalizeMode(source.authorityVectorMode ?? source.vectorMode, "auto-primary", ["auto-primary", "primary", "local-fallback", "off"]),
+    sqlPrimary: toBoolean(source.authoritySqlPrimary ?? source.sqlPrimary, true),
+    triviumPrimary: toBoolean(source.authorityTriviumPrimary ?? source.triviumPrimary, true),
+    jobsEnabled: toBoolean(source.authorityJobsEnabled ?? source.jobsEnabled, true),
+    blobCheckpointEnabled: toBoolean(source.authorityBlobCheckpointEnabled ?? source.blobCheckpointEnabled, true),
+    diagnosticsEnabled: toBoolean(source.authorityDiagnosticsEnabled ?? source.diagnosticsEnabled, true),
+    failOpen: toBoolean(source.authorityFailOpen ?? source.failOpen, true),
+    probeIntervalMs: clampInteger(source.authorityProbeIntervalMs ?? source.probeIntervalMs, DEFAULT_AUTHORITY_PROBE_INTERVAL_MS, 1000, 3600000),
+  };
+}
+
+export function buildAuthorityProbeUrls(baseUrl = DEFAULT_AUTHORITY_BASE_URL) {
+  const normalizedBaseUrl = normalizeAuthorityBaseUrl(baseUrl);
+  return [
+    `${normalizedBaseUrl}/v1/diagnostics/probe`,
+    `${normalizedBaseUrl}/v1/probe`,
+    `${normalizedBaseUrl}/probe`,
+    normalizedBaseUrl,
+  ];
+}
+
+export function collectAuthorityFeatures(payload = {}) {
+  const features = new Set();
+  const source = payload && typeof payload === "object" && !Array.isArray(payload) ? payload : {};
+  for (const value of Array.isArray(source.features) ? source.features : []) {
+    addFeature(features, value);
+  }
+  for (const value of Array.isArray(source.capabilities) ? source.capabilities : []) {
+    addFeature(features, value);
+  }
+  addFeatureObject(features, source.features);
+  addFeatureObject(features, source.capabilities);
+  addFeatureObject(features, source.services);
+  addFeatureObject(features, source.featureFlags);
+  addFeatureObject(features, source.flags);
+  return features;
+}
+
+export function createDefaultAuthorityCapabilityState(overrides = {}) {
+  return {
+    enabledMode: "auto",
+    baseUrl: DEFAULT_AUTHORITY_BASE_URL,
+    installed: false,
+    healthy: false,
+    sessionReady: false,
+    permissionReady: false,
+    minimumFeatureSetReady: false,
+    serverPrimaryReady: false,
+    storagePrimaryReady: false,
+    triviumPrimaryReady: false,
+    jobsReady: false,
+    blobReady: false,
+    features: [],
+    missingFeatures: ["sql.query", "sql.mutation", "trivium.search", "jobs", "blob-or-private-files"],
+    reason: "not-probed",
+    lastError: "",
+    endpoint: "",
+    status: 0,
+    latencyMs: 0,
+    lastProbeAt: 0,
+    updatedAt: "",
+    ...overrides,
+  };
+}
+
+export function normalizeAuthorityCapabilityState(input = {}, settings = {}) {
+  const normalizedSettings = normalizeAuthoritySettings(settings);
+  const source = input && typeof input === "object" && !Array.isArray(input) ? input : {};
+  const features = new Set((Array.isArray(source.features) ? source.features : []).map(normalizeFeatureName).filter(Boolean));
+  const readiness = createFeatureReadiness(features);
+  const missingFeatures = Array.isArray(source.missingFeatures) && source.missingFeatures.length
+    ? source.missingFeatures.map(String)
+    : collectMissingFeatures(readiness);
+  const healthy = Boolean(source.healthy);
+  const sessionReady = source.sessionReady == null ? healthy : Boolean(source.sessionReady);
+  const permissionReady = source.permissionReady == null ? sessionReady : Boolean(source.permissionReady);
+  const storagePrimaryReady = healthy && sessionReady && permissionReady && readiness.sql && readiness.sqlMutation;
+  const triviumPrimaryReady = healthy && sessionReady && permissionReady && readiness.trivium;
+  const jobsReady = healthy && readiness.jobs;
+  const blobReady = healthy && readiness.blob;
+  const minimumFeatureSetReady = storagePrimaryReady && triviumPrimaryReady && jobsReady && blobReady;
+  const serverPrimaryRequested =
+    normalizedSettings.enabled &&
+    normalizedSettings.primaryWhenAvailable &&
+    normalizedSettings.storageMode !== "local-primary" &&
+    normalizedSettings.storageMode !== "off";
+  return createDefaultAuthorityCapabilityState({
+    ...source,
+    enabledMode: normalizedSettings.enabledMode,
+    baseUrl: normalizedSettings.baseUrl,
+    installed: Boolean(source.installed),
+    healthy,
+    sessionReady,
+    permissionReady,
+    minimumFeatureSetReady,
+    serverPrimaryReady: serverPrimaryRequested && minimumFeatureSetReady,
+    storagePrimaryReady,
+    triviumPrimaryReady,
+    jobsReady,
+    blobReady,
+    features: Array.from(features).sort(),
+    missingFeatures,
+    reason: String(source.reason || (healthy ? "ok" : "not-ready")),
+    lastError: String(source.lastError || ""),
+    endpoint: String(source.endpoint || ""),
+    status: clampInteger(source.status, 0, 0, 999),
+    latencyMs: Math.max(0, Number(source.latencyMs) || 0),
+    lastProbeAt: Math.max(0, Number(source.lastProbeAt) || 0),
+    updatedAt: String(source.updatedAt || ""),
+  });
+}
+
+export function normalizeAuthorityProbeResponse(payload = {}, context = {}) {
+  const settings = normalizeAuthoritySettings(context.settings || {});
+  const features = collectAuthorityFeatures(payload);
+  const readiness = createFeatureReadiness(features);
+  const missingFeatures = collectMissingFeatures(readiness);
+  const sessionReady = payload?.sessionReady ?? payload?.session?.ready ?? payload?.session?.active ?? true;
+  const permissionReady = payload?.permissionReady ?? payload?.permissions?.ready ?? payload?.authorized ?? sessionReady;
+  const healthy = payload?.healthy ?? payload?.ok ?? true;
+  return normalizeAuthorityCapabilityState(
+    {
+      installed: true,
+      healthy: Boolean(healthy),
+      sessionReady: Boolean(sessionReady),
+      permissionReady: Boolean(permissionReady),
+      features: Array.from(features),
+      missingFeatures,
+      reason: missingFeatures.length ? "missing-required-features" : "ok",
+      endpoint: context.endpoint || "",
+      status: context.status || 200,
+      latencyMs: context.latencyMs || 0,
+      lastProbeAt: context.nowMs || Date.now(),
+      updatedAt: new Date(context.nowMs || Date.now()).toISOString(),
+    },
+    settings,
+  );
+}
+
+export async function probeAuthorityCapabilities(options = {}) {
+  const settings = normalizeAuthoritySettings(options.settings || {});
+  const nowMs = Number(options.nowMs) || Date.now();
+  if (!settings.enabled || settings.storageMode === "off") {
+    return normalizeAuthorityCapabilityState(
+      {
+        reason: "disabled",
+        lastProbeAt: nowMs,
+        updatedAt: new Date(nowMs).toISOString(),
+      },
+      settings,
+    );
+  }
+
+  const fetchImpl = options.fetchImpl || (typeof fetch === "function" ? fetch : null);
+  if (typeof fetchImpl !== "function") {
+    return normalizeAuthorityCapabilityState(
+      {
+        reason: "fetch-unavailable",
+        lastError: "fetch unavailable",
+        lastProbeAt: nowMs,
+        updatedAt: new Date(nowMs).toISOString(),
+      },
+      settings,
+    );
+  }
+
+  if (options.allowRelativeUrl === false && isRelativeAuthorityUrl(settings.baseUrl)) {
+    return normalizeAuthorityCapabilityState(
+      {
+        reason: "relative-url-unavailable",
+        lastError: "relative Authority URL cannot be probed in this runtime",
+        lastProbeAt: nowMs,
+        updatedAt: new Date(nowMs).toISOString(),
+      },
+      settings,
+    );
+  }
+
+  let headers = { Accept: "application/json" };
+  if (typeof options.headerProvider === "function") {
+    try {
+      headers = { ...headers, ...(options.headerProvider() || {}) };
+    } catch {
+      headers = { ...headers };
+    }
+  }
+
+  let lastError = "";
+  let lastStatus = 0;
+  for (const endpoint of buildAuthorityProbeUrls(settings.baseUrl)) {
+    const startedAt = readNowMs();
+    try {
+      const response = await fetchImpl(endpoint, { method: "GET", headers });
+      const finishedAt = readNowMs();
+      const status = Number(response?.status || 0);
+      lastStatus = status;
+      if (status === 404) continue;
+      if (status === 401 || status === 403) {
+        return normalizeAuthorityCapabilityState(
+          {
+            installed: true,
+            healthy: false,
+            sessionReady: false,
+            permissionReady: false,
+            reason: "permission-denied",
+            lastError: `HTTP ${status}`,
+            endpoint,
+            status,
+            latencyMs: normalizeLatencyMs(startedAt, finishedAt),
+            lastProbeAt: nowMs,
+            updatedAt: new Date(nowMs).toISOString(),
+          },
+          settings,
+        );
+      }
+      if (!response?.ok) {
+        return normalizeAuthorityCapabilityState(
+          {
+            installed: status > 0,
+            healthy: false,
+            reason: "http-error",
+            lastError: `HTTP ${status || "unknown"}`,
+            endpoint,
+            status,
+            latencyMs: normalizeLatencyMs(startedAt, finishedAt),
+            lastProbeAt: nowMs,
+            updatedAt: new Date(nowMs).toISOString(),
+          },
+          settings,
+        );
+      }
+      let payload = {};
+      try {
+        payload = typeof response.json === "function" ? await response.json() : {};
+      } catch {
+        payload = {};
+      }
+      return normalizeAuthorityProbeResponse(payload, {
+        settings,
+        endpoint,
+        status,
+        latencyMs: normalizeLatencyMs(startedAt, finishedAt),
+        nowMs,
+      });
+    } catch (error) {
+      lastError = error?.message || String(error);
+    }
+  }
+
+  return normalizeAuthorityCapabilityState(
+    {
+      installed: false,
+      healthy: false,
+      reason: lastStatus === 404 ? "not-installed" : "probe-failed",
+      lastError,
+      status: lastStatus,
+      lastProbeAt: nowMs,
+      updatedAt: new Date(nowMs).toISOString(),
+    },
+    settings,
+  );
+}
diff --git a/runtime/settings-defaults.js b/runtime/settings-defaults.js
index a2866b0..3255e39 100644
--- a/runtime/settings-defaults.js
+++ b/runtime/settings-defaults.js
@@ -117,6 +117,26 @@ export const defaultSettings = {
   embeddingBackendApiUrl: "",
   embeddingAutoSuffix: true,
 
+  authorityEnabled: "auto",
+  authorityBaseUrl: "/api/plugins/authority",
+  authorityPrimaryWhenAvailable: true,
+  authorityStorageMode: "auto-server-primary",
+  authorityVectorMode: "auto-primary",
+  authoritySqlPrimary: true,
+  authorityTriviumPrimary: true,
+  authorityGraphQueryEnabled: true,
+  authorityJobsEnabled: true,
+  authorityBlobCheckpointEnabled: true,
+  authorityBrowserCacheMode: "minimal",
+  authorityOfflineWritePolicy: "queue-local-dirty",
+  authorityOfflineQueueMaxBytes: 1048576,
+  authorityOfflineQueueMaxItems: 128,
+  authorityOfflineQueueMaxAgeMs: 3600000,
+  authorityVectorSyncChunkSize: 1000,
+  authorityVectorFailOpen: true,
+  authorityDiagnosticsEnabled: true,
+  authorityProbeIntervalMs: 60000,
+
   // Native 性能加速（灰度）
   graphUseNativeLayout: true,
   graphNativeLayoutThresholdNodes: 280,
diff --git a/sync/authority-browser-state.js b/sync/authority-browser-state.js
new file mode 100644
index 0000000..443b932
--- /dev/null
+++ b/sync/authority-browser-state.js
@@ -0,0 +1,205 @@
+const DEFAULT_MAX_BYTES = 1024 * 1024;
+const DEFAULT_MAX_ITEMS = 128;
+const DEFAULT_MAX_AGE_MS = 60 * 60 * 1000;
+
+function clampInteger(value, fallback, min, max) {
+  const numeric = Number(value);
+  if (!Number.isFinite(numeric)) return fallback;
+  return Math.min(max, Math.max(min, Math.trunc(numeric)));
+}
+
+function normalizeMode(value = "minimal") {
+  const normalized = String(value || "minimal").trim().toLowerCase();
+  return ["minimal", "off", "emergency-snapshot"].includes(normalized)
+    ? normalized
+    : "minimal";
+}
+
+function estimateJsonBytes(value) {
+  let serialized = "";
+  try {
+    serialized = JSON.stringify(value ?? null) || "null";
+  } catch {
+    serialized = String(value ?? "");
+  }
+  if (typeof TextEncoder === "function") {
+    return new TextEncoder().encode(serialized).byteLength;
+  }
+  return serialized.length * 2;
+}
+
+function normalizeQueueItem(item = {}, nowMs = Date.now()) {
+  const source = item && typeof item === "object" && !Array.isArray(item) ? item : {};
+  const payload = source.payload && typeof source.payload === "object" ? source.payload : source;
+  const rawCreatedAt = Number(source.createdAt ?? nowMs);
+  const createdAt = Number.isFinite(rawCreatedAt)
+    ? Math.max(0, rawCreatedAt)
+    : nowMs;
+  const rawBytes = Number(source.bytes ?? estimateJsonBytes(payload));
+  const bytes = Number.isFinite(rawBytes) ? Math.max(0, rawBytes) : 0;
+  return {
+    id: String(source.id || `offline-${createdAt}-${Math.random().toString(36).slice(2, 8)}`),
+    kind: String(source.kind || "mutation"),
+    reason: String(source.reason || "authority-offline"),
+    createdAt,
+    bytes,
+    payload,
+  };
+}
+
+function pruneQueue(queue = [], policy = {}, nowMs = Date.now()) {
+  const maxAgeMs = Math.max(0, Number(policy.maxAgeMs || DEFAULT_MAX_AGE_MS) || 0);
+  if (!Array.isArray(queue)) return [];
+  return queue
+    .map((item) => normalizeQueueItem(item, nowMs))
+    .filter((item) => maxAgeMs <= 0 || nowMs - item.createdAt <= maxAgeMs)
+    .sort((left, right) => left.createdAt - right.createdAt);
+}
+
+function summarizeQueue(queue = []) {
+  const items = Array.isArray(queue) ? queue : [];
+  const bytes = items.reduce((sum, item) => sum + Math.max(0, Number(item?.bytes || 0) || 0), 0);
+  return {
+    items: items.length,
+    bytes,
+  };
+}
+
+export function getAuthorityBrowserStoragePolicy(settings = {}) {
+  const source = settings && typeof settings === "object" && !Array.isArray(settings) ? settings : {};
+  return {
+    mode: normalizeMode(source.authorityBrowserCacheMode),
+    offlineWritePolicy: String(source.authorityOfflineWritePolicy || "queue-local-dirty"),
+    maxBytes: clampInteger(source.authorityOfflineQueueMaxBytes, DEFAULT_MAX_BYTES, 0, 64 * 1024 * 1024),
+    maxItems: clampInteger(source.authorityOfflineQueueMaxItems, DEFAULT_MAX_ITEMS, 0, 100000),
+    maxAgeMs: clampInteger(source.authorityOfflineQueueMaxAgeMs, DEFAULT_MAX_AGE_MS, 0, 30 * 24 * 60 * 60 * 1000),
+  };
+}
+
+export function createAuthorityBrowserState(overrides = {}) {
+  return {
+    mode: "minimal",
+    serverRevision: 0,
+    serverIntegrity: "",
+    lastProbeAt: 0,
+    lastCommitAt: 0,
+    lastError: "",
+    offlineQueue: [],
+    offlineQueueBytes: 0,
+    offlineQueueItems: 0,
+    offlineQueueOverflow: false,
+    offlineQueueOverflowReason: "",
+    updatedAt: "",
+    ...overrides,
+  };
+}
+
+export function normalizeAuthorityBrowserState(input = {}, settings = {}, nowMs = Date.now()) {
+  const policy = getAuthorityBrowserStoragePolicy(settings);
+  const source = input && typeof input === "object" && !Array.isArray(input) ? input : {};
+  const queue = pruneQueue(source.offlineQueue, policy, nowMs);
+  const summary = summarizeQueue(queue);
+  return createAuthorityBrowserState({
+    mode: policy.mode,
+    serverRevision: Math.max(0, Number(source.serverRevision || 0) || 0),
+    serverIntegrity: String(source.serverIntegrity || ""),
+    lastProbeAt: Math.max(0, Number(source.lastProbeAt || 0) || 0),
+    lastCommitAt: Math.max(0, Number(source.lastCommitAt || 0) || 0),
+    lastError: String(source.lastError || ""),
+    offlineQueue: queue,
+    offlineQueueBytes: summary.bytes,
+    offlineQueueItems: summary.items,
+    offlineQueueOverflow: Boolean(source.offlineQueueOverflow),
+    offlineQueueOverflowReason: String(source.offlineQueueOverflowReason || ""),
+    updatedAt: String(source.updatedAt || ""),
+  });
+}
+
+export function recordAuthorityAcceptedRevision(state = {}, accepted = {}, settings = {}, nowMs = Date.now()) {
+  const current = normalizeAuthorityBrowserState(state, settings, nowMs);
+  return createAuthorityBrowserState({
+    ...current,
+    serverRevision: Math.max(current.serverRevision, Number(accepted.revision || 0) || 0),
+    serverIntegrity: String(accepted.integrity || current.serverIntegrity || ""),
+    lastCommitAt: Math.max(0, Number(accepted.committedAt || nowMs) || nowMs),
+    lastError: "",
+    updatedAt: new Date(nowMs).toISOString(),
+  });
+}
+
+export function enqueueAuthorityOfflineMutation(state = {}, mutation = {}, settings = {}, nowMs = Date.now()) {
+  const policy = getAuthorityBrowserStoragePolicy(settings);
+  const current = normalizeAuthorityBrowserState(state, settings, nowMs);
+  if (policy.mode === "off" || policy.offlineWritePolicy === "off") {
+    const nextState = createAuthorityBrowserState({
+      ...current,
+      offlineQueueOverflow: true,
+      offlineQueueOverflowReason: "offline-queue-disabled",
+      updatedAt: new Date(nowMs).toISOString(),
+    });
+    return { accepted: false, reason: "offline-queue-disabled", state: nextState };
+  }
+
+  const item = normalizeQueueItem(mutation, nowMs);
+  const nextItems = [...current.offlineQueue, item];
+  const nextSummary = summarizeQueue(nextItems);
+  if (policy.maxItems > 0 && nextSummary.items > policy.maxItems) {
+    const nextState = createAuthorityBrowserState({
+      ...current,
+      offlineQueueOverflow: true,
+      offlineQueueOverflowReason: "max-items-exceeded",
+      updatedAt: new Date(nowMs).toISOString(),
+    });
+    return { accepted: false, reason: "max-items-exceeded", state: nextState };
+  }
+  if (policy.maxBytes > 0 && nextSummary.bytes > policy.maxBytes) {
+    const nextState = createAuthorityBrowserState({
+      ...current,
+      offlineQueueOverflow: true,
+      offlineQueueOverflowReason: "max-bytes-exceeded",
+      updatedAt: new Date(nowMs).toISOString(),
+    });
+    return { accepted: false, reason: "max-bytes-exceeded", state: nextState };
+  }
+
+  const nextState = createAuthorityBrowserState({
+    ...current,
+    offlineQueue: nextItems,
+    offlineQueueBytes: nextSummary.bytes,
+    offlineQueueItems: nextSummary.items,
+    offlineQueueOverflow: false,
+    offlineQueueOverflowReason: "",
+    updatedAt: new Date(nowMs).toISOString(),
+  });
+  return { accepted: true, reason: "queued", item, state: nextState };
+}
+
+export function clearAuthorityOfflineQueue(state = {}, settings = {}, nowMs = Date.now()) {
+  const current = normalizeAuthorityBrowserState(state, settings, nowMs);
+  return createAuthorityBrowserState({
+    ...current,
+    offlineQueue: [],
+    offlineQueueBytes: 0,
+    offlineQueueItems: 0,
+    offlineQueueOverflow: false,
+    offlineQueueOverflowReason: "",
+    updatedAt: new Date(nowMs).toISOString(),
+  });
+}
+
+export function getAuthorityBrowserStateSnapshot(state = {}, settings = {}, nowMs = Date.now()) {
+  const normalized = normalizeAuthorityBrowserState(state, settings, nowMs);
+  return {
+    mode: normalized.mode,
+    serverRevision: normalized.serverRevision,
+    serverIntegrity: normalized.serverIntegrity,
+    lastProbeAt: normalized.lastProbeAt,
+    lastCommitAt: normalized.lastCommitAt,
+    lastError: normalized.lastError,
+    offlineQueueBytes: normalized.offlineQueueBytes,
+    offlineQueueItems: normalized.offlineQueueItems,
+    offlineQueueOverflow: normalized.offlineQueueOverflow,
+    offlineQueueOverflowReason: normalized.offlineQueueOverflowReason,
+    updatedAt: normalized.updatedAt,
+  };
+}
diff --git a/tests/authority-browser-state.mjs b/tests/authority-browser-state.mjs
new file mode 100644
index 0000000..e021d07
--- /dev/null
+++ b/tests/authority-browser-state.mjs
@@ -0,0 +1,142 @@
+import assert from "node:assert/strict";
+
+import {
+  clearAuthorityOfflineQueue,
+  enqueueAuthorityOfflineMutation,
+  getAuthorityBrowserStateSnapshot,
+  getAuthorityBrowserStoragePolicy,
+  normalizeAuthorityBrowserState,
+  recordAuthorityAcceptedRevision,
+} from "../sync/authority-browser-state.js";
+import { defaultSettings } from "../runtime/settings-defaults.js";
+
+const policy = getAuthorityBrowserStoragePolicy(defaultSettings);
+assert.equal(policy.mode, "minimal");
+assert.equal(policy.offlineWritePolicy, "queue-local-dirty");
+assert.equal(policy.maxBytes, 1048576);
+assert.equal(policy.maxItems, 128);
+assert.equal(policy.maxAgeMs, 3600000);
+
+const normalized = normalizeAuthorityBrowserState(
+  {
+    serverRevision: 7,
+    serverIntegrity: "abc",
+    offlineQueue: [
+      {
+        id: "old",
+        createdAt: 0,
+        bytes: 10,
+        payload: { a: 1 },
+      },
+      {
+        id: "fresh",
+        createdAt: 9000,
+        bytes: 20,
+        payload: { b: 2 },
+      },
+    ],
+  },
+  {
+    ...defaultSettings,
+    authorityOfflineQueueMaxAgeMs: 1000,
+  },
+  10000,
+);
+assert.equal(normalized.serverRevision, 7);
+assert.equal(normalized.serverIntegrity, "abc");
+assert.equal(normalized.offlineQueueItems, 1);
+assert.equal(normalized.offlineQueueBytes, 20);
+assert.equal(normalized.offlineQueue[0].id, "fresh");
+
+const acceptedRevision = recordAuthorityAcceptedRevision(
+  normalized,
+  {
+    revision: 11,
+    integrity: "server-integrity",
+  },
+  defaultSettings,
+  12000,
+);
+assert.equal(acceptedRevision.serverRevision, 11);
+assert.equal(acceptedRevision.serverIntegrity, "server-integrity");
+assert.equal(acceptedRevision.lastCommitAt, 12000);
+assert.equal(acceptedRevision.offlineQueueItems, 1);
+
+const enqueueResult = enqueueAuthorityOfflineMutation(
+  acceptedRevision,
+  {
+    id: "mutation-1",
+    kind: "commitDelta",
+    payload: { upsertNodes: [{ id: "n1" }] },
+  },
+  {
+    ...defaultSettings,
+    authorityOfflineQueueMaxItems: 3,
+  },
+  13000,
+);
+assert.equal(enqueueResult.accepted, true);
+assert.equal(enqueueResult.state.offlineQueueItems, 2);
+assert.equal(enqueueResult.state.offlineQueueOverflow, false);
+
+const itemOverflow = enqueueAuthorityOfflineMutation(
+  enqueueResult.state,
+  {
+    id: "mutation-overflow",
+    payload: { upsertNodes: [{ id: "n2" }] },
+  },
+  {
+    ...defaultSettings,
+    authorityOfflineQueueMaxItems: 1,
+  },
+  14000,
+);
+assert.equal(itemOverflow.accepted, false);
+assert.equal(itemOverflow.reason, "max-items-exceeded");
+assert.equal(itemOverflow.state.offlineQueueItems, 2);
+assert.equal(itemOverflow.state.offlineQueueOverflow, true);
+
+const byteOverflow = enqueueAuthorityOfflineMutation(
+  {},
+  {
+    id: "large-mutation",
+    payload: { text: "x".repeat(64) },
+  },
+  {
+    ...defaultSettings,
+    authorityOfflineQueueMaxBytes: 8,
+  },
+  15000,
+);
+assert.equal(byteOverflow.accepted, false);
+assert.equal(byteOverflow.reason, "max-bytes-exceeded");
+assert.equal(byteOverflow.state.offlineQueueItems, 0);
+assert.equal(byteOverflow.state.offlineQueueOverflow, true);
+
+const disabled = enqueueAuthorityOfflineMutation(
+  {},
+  {
+    id: "disabled-mutation",
+    payload: { a: 1 },
+  },
+  {
+    ...defaultSettings,
+    authorityBrowserCacheMode: "off",
+  },
+  16000,
+);
+assert.equal(disabled.accepted, false);
+assert.equal(disabled.reason, "offline-queue-disabled");
+
+const cleared = clearAuthorityOfflineQueue(enqueueResult.state, defaultSettings, 17000);
+assert.equal(cleared.offlineQueueItems, 0);
+assert.equal(cleared.offlineQueueBytes, 0);
+assert.equal(cleared.offlineQueueOverflow, false);
+
+const snapshot = getAuthorityBrowserStateSnapshot(acceptedRevision, defaultSettings, 18000);
+assert.equal(snapshot.serverRevision, 11);
+assert.equal(snapshot.serverIntegrity, "server-integrity");
+assert.equal(snapshot.offlineQueueItems, 1);
+assert.equal("offlineQueue" in snapshot, false);
+
+console.log("authority-browser-state tests passed");
diff --git a/tests/authority-capabilities.mjs b/tests/authority-capabilities.mjs
new file mode 100644
index 0000000..658a691
--- /dev/null
+++ b/tests/authority-capabilities.mjs
@@ -0,0 +1,116 @@
+import assert from "node:assert/strict";
+
+import {
+  buildAuthorityProbeUrls,
+  collectAuthorityFeatures,
+  normalizeAuthorityCapabilityState,
+  normalizeAuthoritySettings,
+  probeAuthorityCapabilities,
+} from "../runtime/authority-capabilities.js";
+import { defaultSettings } from "../runtime/settings-defaults.js";
+
+const normalizedSettings = normalizeAuthoritySettings(defaultSettings);
+assert.equal(normalizedSettings.enabled, true);
+assert.equal(normalizedSettings.enabledMode, "auto");
+assert.equal(normalizedSettings.baseUrl, "/api/plugins/authority");
+assert.equal(normalizedSettings.storageMode, "auto-server-primary");
+assert.equal(normalizedSettings.vectorMode, "auto-primary");
+assert.equal(normalizedSettings.primaryWhenAvailable, true);
+
+assert.deepEqual(buildAuthorityProbeUrls("/api/plugins/authority/"), [
+  "/api/plugins/authority/v1/diagnostics/probe",
+  "/api/plugins/authority/v1/probe",
+  "/api/plugins/authority/probe",
+  "/api/plugins/authority",
+]);
+
+const collected = collectAuthorityFeatures({
+  features: ["sql.query", "trivium.search"],
+  services: {
+    sql: true,
+    jobs: true,
+    blob: true,
+  },
+});
+assert.equal(collected.has("sql.query"), true);
+assert.equal(collected.has("trivium.search"), true);
+assert.equal(collected.has("sql"), true);
+assert.equal(collected.has("jobs"), true);
+assert.equal(collected.has("blob"), true);
+
+const readyState = normalizeAuthorityCapabilityState(
+  {
+    installed: true,
+    healthy: true,
+    features: ["sql", "trivium", "jobs", "blob"],
+  },
+  defaultSettings,
+);
+assert.equal(readyState.serverPrimaryReady, true);
+assert.equal(readyState.storagePrimaryReady, true);
+assert.equal(readyState.triviumPrimaryReady, true);
+assert.equal(readyState.minimumFeatureSetReady, true);
+
+const missingState = normalizeAuthorityCapabilityState(
+  {
+    installed: true,
+    healthy: true,
+    features: ["sql"],
+  },
+  defaultSettings,
+);
+assert.equal(missingState.serverPrimaryReady, false);
+assert.equal(missingState.triviumPrimaryReady, false);
+assert.ok(missingState.missingFeatures.includes("trivium.search"));
+
+const disabledState = await probeAuthorityCapabilities({
+  settings: {
+    ...defaultSettings,
+    authorityEnabled: "off",
+  },
+  fetchImpl: async () => {
+    throw new Error("should-not-fetch");
+  },
+  nowMs: 1000,
+});
+assert.equal(disabledState.reason, "disabled");
+assert.equal(disabledState.serverPrimaryReady, false);
+assert.equal(disabledState.lastProbeAt, 1000);
+
+let requestedUrl = "";
+const probedState = await probeAuthorityCapabilities({
+  settings: defaultSettings,
+  allowRelativeUrl: true,
+  nowMs: 2000,
+  fetchImpl: async (url) => {
+    requestedUrl = url;
+    return {
+      ok: true,
+      status: 200,
+      async json() {
+        return {
+          healthy: true,
+          sessionReady: true,
+          permissionReady: true,
+          features: ["sql", "trivium", "jobs", "blob"],
+        };
+      },
+    };
+  },
+});
+assert.equal(requestedUrl, "/api/plugins/authority/v1/diagnostics/probe");
+assert.equal(probedState.installed, true);
+assert.equal(probedState.healthy, true);
+assert.equal(probedState.serverPrimaryReady, true);
+assert.equal(probedState.lastProbeAt, 2000);
+
+const relativeUnavailable = await probeAuthorityCapabilities({
+  settings: defaultSettings,
+  allowRelativeUrl: false,
+  fetchImpl: async () => ({ ok: true, status: 200, json: async () => ({}) }),
+  nowMs: 3000,
+});
+assert.equal(relativeUnavailable.reason, "relative-url-unavailable");
+assert.equal(relativeUnavailable.serverPrimaryReady, false);
+
+console.log("authority-capabilities tests passed");
diff --git a/tests/default-settings.mjs b/tests/default-settings.mjs
index 1737197..43f9ec0 100644
--- a/tests/default-settings.mjs
+++ b/tests/default-settings.mjs
@@ -68,6 +68,25 @@ assert.equal(defaultSettings.worldInfoFilterMode, "default");
 assert.equal(defaultSettings.worldInfoFilterCustomKeywords, "");
 assert.equal("maintenanceAutoMinNewNodes" in defaultSettings, false);
 assert.equal(defaultSettings.embeddingTransportMode, "direct");
+assert.equal(defaultSettings.authorityEnabled, "auto");
+assert.equal(defaultSettings.authorityBaseUrl, "/api/plugins/authority");
+assert.equal(defaultSettings.authorityPrimaryWhenAvailable, true);
+assert.equal(defaultSettings.authorityStorageMode, "auto-server-primary");
+assert.equal(defaultSettings.authorityVectorMode, "auto-primary");
+assert.equal(defaultSettings.authoritySqlPrimary, true);
+assert.equal(defaultSettings.authorityTriviumPrimary, true);
+assert.equal(defaultSettings.authorityGraphQueryEnabled, true);
+assert.equal(defaultSettings.authorityJobsEnabled, true);
+assert.equal(defaultSettings.authorityBlobCheckpointEnabled, true);
+assert.equal(defaultSettings.authorityBrowserCacheMode, "minimal");
+assert.equal(defaultSettings.authorityOfflineWritePolicy, "queue-local-dirty");
+assert.equal(defaultSettings.authorityOfflineQueueMaxBytes, 1048576);
+assert.equal(defaultSettings.authorityOfflineQueueMaxItems, 128);
+assert.equal(defaultSettings.authorityOfflineQueueMaxAgeMs, 3600000);
+assert.equal(defaultSettings.authorityVectorSyncChunkSize, 1000);
+assert.equal(defaultSettings.authorityVectorFailOpen, true);
+assert.equal(defaultSettings.authorityDiagnosticsEnabled, true);
+assert.equal(defaultSettings.authorityProbeIntervalMs, 60000);
 assert.equal(defaultSettings.graphUseNativeLayout, true);
 assert.equal(defaultSettings.graphNativeLayoutThresholdNodes, 280);
 assert.equal(defaultSettings.graphNativeLayoutThresholdEdges, 1600);
diff --git a/ui/ui-status.js b/ui/ui-status.js
index ccf295a..bfa325f 100644
--- a/ui/ui-status.js
+++ b/ui/ui-status.js
@@ -96,6 +96,51 @@ export function createGraphPersistenceState() {
     storagePrimary: "indexeddb",
     storageMode: "indexeddb",
     resolvedLocalStore: "indexeddb:indexeddb",
+    authority: {
+      enabledMode: "auto",
+      baseUrl: "/api/plugins/authority",
+      installed: false,
+      healthy: false,
+      sessionReady: false,
+      permissionReady: false,
+      minimumFeatureSetReady: false,
+      serverPrimaryReady: false,
+      storagePrimaryReady: false,
+      triviumPrimaryReady: false,
+      jobsReady: false,
+      blobReady: false,
+      features: [],
+      missingFeatures: [],
+      reason: "not-probed",
+      lastError: "",
+      endpoint: "",
+      status: 0,
+      latencyMs: 0,
+      lastProbeAt: 0,
+      updatedAt: "",
+    },
+    authorityBrowserState: {
+      mode: "minimal",
+      serverRevision: 0,
+      serverIntegrity: "",
+      lastProbeAt: 0,
+      lastCommitAt: 0,
+      lastError: "",
+      offlineQueueBytes: 0,
+      offlineQueueItems: 0,
+      offlineQueueOverflow: false,
+      offlineQueueOverflowReason: "",
+      updatedAt: "",
+    },
+    authorityInstalled: false,
+    authorityHealthy: false,
+    authorityServerPrimaryReady: false,
+    authorityStoragePrimaryReady: false,
+    authorityTriviumPrimaryReady: false,
+    authorityBrowserCacheMode: "minimal",
+    authorityOfflineQueueBytes: 0,
+    authorityOfflineQueueItems: 0,
+    authorityDegradedReason: "",
     localStoreFormatVersion: 1,
     localStoreMigrationState: "idle",
     opfsWriteLockState: {