Add User Model Service and Temporal Recall for MeMind V0.1.

Introduce UMS ingest/snapshot pipeline, Context Planner with multi-source recall, runtime context injection, canonical user mapping, and session snapshot loading on auth/me.

Co-authored-by: Cursor <cursoragent@cursor.com>

server.mjs

@@ -5,6 +5,7 @@ import path from 'node:path';
 import { fileURLToPath } from 'node:url';
 import { createAuthManager } from './auth.mjs';
 import { createDbPool, isDatabaseConfigured } from './db.mjs';
+import { createUmsPool, isUmsDatabaseConfigured } from './user-model-service/db.mjs';
 import { attachMindSpaceImageGenerationRoutes } from './mindspace-image-generation-routes.mjs';
 import { sanitizeSessionConversationPublicHtmlLinks } from './tkmind-proxy.mjs';
 import { createWikiAuth } from './wiki-auth.mjs';
@@ -70,6 +71,8 @@ import { createPortalAuthSessionHelpers } from './server/portal-auth-session-hel
 import { createPortalSessionCoordinator } from './server/portal-session-coordinator.mjs';
 import { attachPortalSessionRoutes } from './server/portal-session-routes.mjs';
 import { attachPortalUserMemoryRoutes } from './server/portal-user-memory-routes.mjs';
+import { attachPortalUserModelRoutes } from './server/portal-user-model-routes.mjs';
+import { attachPortalTemporalRecallRoutes } from './server/portal-temporal-recall-routes.mjs';
 import { attachPortalGoalRunRoutes } from './server/portal-goal-run-routes.mjs';
 import { assertMindSpaceRoute, mindspaceFlags } from './mindspace-flags.mjs';
 import { loadMindSpaceConfigCached } from './mindspace-config.mjs';
@@ -330,12 +333,24 @@ let scheduledTaskWorker = null;
 let llmProviderService = null;
 let wordFilterService = null;
 let authPool = null;
+let umsPool = null;
 let pageDataService = null;
 let pageDataPublicService = null;
 let mindSpaceAnalyticsConfig = resolveMindSpaceAnalyticsConfig();
 
 async function bootstrapUserAuth() {
   try {
+    if (isUmsDatabaseConfigured()) {
+      try {
+        umsPool = createUmsPool();
+        console.log('[UMS] user model pool ready');
+      } catch (err) {
+        console.warn(
+          '[UMS] pool init failed:',
+          err instanceof Error ? err.message : err,
+        );
+      }
+    }
     if (!isDatabaseConfigured()) return false;
     const pool = createDbPool();
     const domainServices =
@@ -470,6 +485,7 @@ async function bootstrapUserAuth() {
         llmProviderService,
         userAuth,
         sessionAccess,
+        getUmsPool: () => umsPool,
         logger: console,
       });
     memoryV2ConfigService =
@@ -528,6 +544,7 @@ async function bootstrapUserAuth() {
         syncUserGeneratedPages,
         isSessionPageDeliveryActive,
         experienceService,
+        getUmsPool: () => umsPool,
       });
     tkmindProxy = gatewayServices.tkmindProxy;
     toolGateway = gatewayServices.toolGateway;
@@ -678,6 +695,7 @@ attachPortalAccountFeedbackRoutes({
   getLegacyAuth: () => legacyAuth,
   getSubscriptionService: () => subscriptionService,
   getFeedbackService: () => feedbackService,
+  getUmsPool: () => umsPool,
   userToken,
   legacySessionToken,
   clearUserLoginCookies,
@@ -753,6 +771,10 @@ api.use(createPortalApiAuthMiddleware({
   isLegacyPageDataApiPath,
   isProductAnalyticsPublicPath: (requestPath, method) =>
     method === 'GET' && requestPath === '/analytics/context',
+  isUmsIngestPublicPath: (requestPath, method) =>
+    method === 'POST' && requestPath === '/v1/user-model/ingest',
+  isTemporalRecallInfoPublicPath: (requestPath, method) =>
+    method === 'GET' && requestPath === '/v1/temporal-recall/info',
   accessPolicyMode: portalAccessPolicyMode,
   accessEnforcementConfig: portalAccessEnforcementConfig,
   accessShadowReporter: portalAccessShadowReporter,
@@ -859,7 +881,7 @@ async function resolveUserMemoryItems(userId, { sessionId = null, limit = 200 }
 attachPortalUserMemoryRoutes(api, {
   getMemoryV2: () => memoryV2,
   getTkmindProxy: () => tkmindProxy,
-  getPool: () => pool,
+  getPool: () => authPool,
   ensureUserMemoryCapability,
   ownsAgentSession,
   loadUserVisibleConversation,
@@ -867,6 +889,16 @@ attachPortalUserMemoryRoutes(api, {
   resolveUserMemoryItems,
 });
 
+attachPortalUserModelRoutes(api, {
+  getUmsPool: () => umsPool,
+  getUserAuth: () => userAuth,
+});
+
+attachPortalTemporalRecallRoutes(api, {
+  getPool: () => authPool,
+  getUserAuth: () => userAuth,
+});
+
 attachPortalGoalRunRoutes(api, {
   getGoalRunService: () => goalRunService,
   getAgentRunGateway: () => agentRunGateway,