add mcp

2026-02-24 19:31:30 +01:00
parent 28898fb081
commit 1bb9241116
16 changed files with 878 additions and 50 deletions
--- a/.mcp.json
+++ b/.mcp.json
@@ -0,0 +1,8 @@
+{
+  "mcpServers": {
+    "zendegi-mcp": {
+      "type": "http",
+      "url": "http://localhost:3001/api/mcp"
+    }
+  }
+}
--- a/apps/web/package.json
+++ b/apps/web/package.json
@@ -11,8 +11,10 @@
  },
  "dependencies": {
    "@base-ui/react": "^1.2.0",
+    "@better-auth/oauth-provider": "^1.4.19",
    "@fontsource-variable/inter": "^5.2.8",
    "@fontsource/instrument-serif": "^5.2.8",
+    "@modelcontextprotocol/sdk": "^1.27.0",
    "@tailwindcss/vite": "^4.1.8",
    "@tanstack/react-form": "^1.23.5",
    "@tanstack/react-query": "^5.80.6",
--- a/apps/web/src/lib/auth-client.ts
+++ b/apps/web/src/lib/auth-client.ts
@@ -1,6 +1,7 @@
 import { createAuthClient } from "better-auth/react";
 import { anonymousClient } from "better-auth/client/plugins";
+import { oauthProviderClient } from "@better-auth/oauth-provider/client";

 export const authClient = createAuthClient({
-  plugins: [anonymousClient()],
+  plugins: [anonymousClient(), oauthProviderClient()],
 });
--- a/apps/web/src/lib/server-client.ts
+++ b/apps/web/src/lib/server-client.ts
@@ -0,0 +1,7 @@
+import { auth } from "@zendegi/auth";
+import { createAuthClient } from "better-auth/client";
+import { oauthProviderResourceClient } from "@better-auth/oauth-provider/resource-client";
+
+export const serverClient = createAuthClient({
+  plugins: [oauthProviderResourceClient(auth)],
+});
--- a/apps/web/src/routeTree.gen.ts
+++ b/apps/web/src/routeTree.gen.ts
@@ -14,9 +14,15 @@ import { Route as TimelineRouteImport } from './routes/timeline'
 import { Route as LoginRouteImport } from './routes/login'
 import { Route as DemoRouteImport } from './routes/demo'
 import { Route as DashboardRouteImport } from './routes/dashboard'
+import { Route as ConsentRouteImport } from './routes/consent'
 import { Route as IndexRouteImport } from './routes/index'
 import { Route as TimelineTimelineIdRouteImport } from './routes/timeline.$timelineId'
+import { Route as DotwellKnownOpenidConfigurationRouteImport } from './routes/[.well-known]/openid-configuration'
+import { Route as DotwellKnownOauthProtectedResourceRouteImport } from './routes/[.well-known]/oauth-protected-resource'
+import { Route as DotwellKnownOauthAuthorizationServerRouteImport } from './routes/[.well-known]/oauth-authorization-server'
+import { Route as ApiMcpSplatRouteImport } from './routes/api/mcp/$'
 import { Route as ApiAuthSplatRouteImport } from './routes/api/auth/$'
+import { Route as DotwellKnownOauthAuthorizationServerApiAuthRouteImport } from './routes/[.well-known]/oauth-authorization-server.api.auth'

 const TimelinesRoute = TimelinesRouteImport.update({
  id: '/timelines',
@@ -43,6 +49,11 @@ const DashboardRoute = DashboardRouteImport.update({
  path: '/dashboard',
  getParentRoute: () => rootRouteImport,
 } as any)
+const ConsentRoute = ConsentRouteImport.update({
+  id: '/consent',
+  path: '/consent',
+  getParentRoute: () => rootRouteImport,
+} as any)
 const IndexRoute = IndexRouteImport.update({
  id: '/',
  path: '/',
@@ -53,84 +64,154 @@ const TimelineTimelineIdRoute = TimelineTimelineIdRouteImport.update({
  path: '/$timelineId',
  getParentRoute: () => TimelineRoute,
 } as any)
+const DotwellKnownOpenidConfigurationRoute =
+  DotwellKnownOpenidConfigurationRouteImport.update({
+    id: '/.well-known/openid-configuration',
+    path: '/.well-known/openid-configuration',
+    getParentRoute: () => rootRouteImport,
+  } as any)
+const DotwellKnownOauthProtectedResourceRoute =
+  DotwellKnownOauthProtectedResourceRouteImport.update({
+    id: '/.well-known/oauth-protected-resource',
+    path: '/.well-known/oauth-protected-resource',
+    getParentRoute: () => rootRouteImport,
+  } as any)
+const DotwellKnownOauthAuthorizationServerRoute =
+  DotwellKnownOauthAuthorizationServerRouteImport.update({
+    id: '/.well-known/oauth-authorization-server',
+    path: '/.well-known/oauth-authorization-server',
+    getParentRoute: () => rootRouteImport,
+  } as any)
+const ApiMcpSplatRoute = ApiMcpSplatRouteImport.update({
+  id: '/api/mcp/$',
+  path: '/api/mcp/$',
+  getParentRoute: () => rootRouteImport,
+} as any)
 const ApiAuthSplatRoute = ApiAuthSplatRouteImport.update({
  id: '/api/auth/$',
  path: '/api/auth/$',
  getParentRoute: () => rootRouteImport,
 } as any)
+const DotwellKnownOauthAuthorizationServerApiAuthRoute =
+  DotwellKnownOauthAuthorizationServerApiAuthRouteImport.update({
+    id: '/api/auth',
+    path: '/api/auth',
+    getParentRoute: () => DotwellKnownOauthAuthorizationServerRoute,
+  } as any)

 export interface FileRoutesByFullPath {
  '/': typeof IndexRoute
+  '/consent': typeof ConsentRoute
  '/dashboard': typeof DashboardRoute
  '/demo': typeof DemoRoute
  '/login': typeof LoginRoute
  '/timeline': typeof TimelineRouteWithChildren
  '/timelines': typeof TimelinesRoute
+  '/.well-known/oauth-authorization-server': typeof DotwellKnownOauthAuthorizationServerRouteWithChildren
+  '/.well-known/oauth-protected-resource': typeof DotwellKnownOauthProtectedResourceRoute
+  '/.well-known/openid-configuration': typeof DotwellKnownOpenidConfigurationRoute
  '/timeline/$timelineId': typeof TimelineTimelineIdRoute
  '/api/auth/$': typeof ApiAuthSplatRoute
+  '/api/mcp/$': typeof ApiMcpSplatRoute
+  '/.well-known/oauth-authorization-server/api/auth': typeof DotwellKnownOauthAuthorizationServerApiAuthRoute
 }
 export interface FileRoutesByTo {
  '/': typeof IndexRoute
+  '/consent': typeof ConsentRoute
  '/dashboard': typeof DashboardRoute
  '/demo': typeof DemoRoute
  '/login': typeof LoginRoute
  '/timeline': typeof TimelineRouteWithChildren
  '/timelines': typeof TimelinesRoute
+  '/.well-known/oauth-authorization-server': typeof DotwellKnownOauthAuthorizationServerRouteWithChildren
+  '/.well-known/oauth-protected-resource': typeof DotwellKnownOauthProtectedResourceRoute
+  '/.well-known/openid-configuration': typeof DotwellKnownOpenidConfigurationRoute
  '/timeline/$timelineId': typeof TimelineTimelineIdRoute
  '/api/auth/$': typeof ApiAuthSplatRoute
+  '/api/mcp/$': typeof ApiMcpSplatRoute
+  '/.well-known/oauth-authorization-server/api/auth': typeof DotwellKnownOauthAuthorizationServerApiAuthRoute
 }
 export interface FileRoutesById {
  __root__: typeof rootRouteImport
  '/': typeof IndexRoute
+  '/consent': typeof ConsentRoute
  '/dashboard': typeof DashboardRoute
  '/demo': typeof DemoRoute
  '/login': typeof LoginRoute
  '/timeline': typeof TimelineRouteWithChildren
  '/timelines': typeof TimelinesRoute
+  '/.well-known/oauth-authorization-server': typeof DotwellKnownOauthAuthorizationServerRouteWithChildren
+  '/.well-known/oauth-protected-resource': typeof DotwellKnownOauthProtectedResourceRoute
+  '/.well-known/openid-configuration': typeof DotwellKnownOpenidConfigurationRoute
  '/timeline/$timelineId': typeof TimelineTimelineIdRoute
  '/api/auth/$': typeof ApiAuthSplatRoute
+  '/api/mcp/$': typeof ApiMcpSplatRoute
+  '/.well-known/oauth-authorization-server/api/auth': typeof DotwellKnownOauthAuthorizationServerApiAuthRoute
 }
 export interface FileRouteTypes {
  fileRoutesByFullPath: FileRoutesByFullPath
  fullPaths:
    | '/'
+    | '/consent'
    | '/dashboard'
    | '/demo'
    | '/login'
    | '/timeline'
    | '/timelines'
+    | '/.well-known/oauth-authorization-server'
+    | '/.well-known/oauth-protected-resource'
+    | '/.well-known/openid-configuration'
    | '/timeline/$timelineId'
    | '/api/auth/$'
+    | '/api/mcp/$'
+    | '/.well-known/oauth-authorization-server/api/auth'
  fileRoutesByTo: FileRoutesByTo
  to:
    | '/'
+    | '/consent'
    | '/dashboard'
    | '/demo'
    | '/login'
    | '/timeline'
    | '/timelines'
+    | '/.well-known/oauth-authorization-server'
+    | '/.well-known/oauth-protected-resource'
+    | '/.well-known/openid-configuration'
    | '/timeline/$timelineId'
    | '/api/auth/$'
+    | '/api/mcp/$'
+    | '/.well-known/oauth-authorization-server/api/auth'
  id:
    | '__root__'
    | '/'
+    | '/consent'
    | '/dashboard'
    | '/demo'
    | '/login'
    | '/timeline'
    | '/timelines'
+    | '/.well-known/oauth-authorization-server'
+    | '/.well-known/oauth-protected-resource'
+    | '/.well-known/openid-configuration'
    | '/timeline/$timelineId'
    | '/api/auth/$'
+    | '/api/mcp/$'
+    | '/.well-known/oauth-authorization-server/api/auth'
  fileRoutesById: FileRoutesById
 }
 export interface RootRouteChildren {
  IndexRoute: typeof IndexRoute
+  ConsentRoute: typeof ConsentRoute
  DashboardRoute: typeof DashboardRoute
  DemoRoute: typeof DemoRoute
  LoginRoute: typeof LoginRoute
  TimelineRoute: typeof TimelineRouteWithChildren
  TimelinesRoute: typeof TimelinesRoute
+  DotwellKnownOauthAuthorizationServerRoute: typeof DotwellKnownOauthAuthorizationServerRouteWithChildren
+  DotwellKnownOauthProtectedResourceRoute: typeof DotwellKnownOauthProtectedResourceRoute
+  DotwellKnownOpenidConfigurationRoute: typeof DotwellKnownOpenidConfigurationRoute
  ApiAuthSplatRoute: typeof ApiAuthSplatRoute
+  ApiMcpSplatRoute: typeof ApiMcpSplatRoute
 }

 declare module '@tanstack/react-router' {
@@ -170,6 +251,13 @@ declare module '@tanstack/react-router' {
      preLoaderRoute: typeof DashboardRouteImport
      parentRoute: typeof rootRouteImport
    }
+    '/consent': {
+      id: '/consent'
+      path: '/consent'
+      fullPath: '/consent'
+      preLoaderRoute: typeof ConsentRouteImport
+      parentRoute: typeof rootRouteImport
+    }
    '/': {
      id: '/'
      path: '/'
@@ -184,6 +272,34 @@ declare module '@tanstack/react-router' {
      preLoaderRoute: typeof TimelineTimelineIdRouteImport
      parentRoute: typeof TimelineRoute
    }
+    '/.well-known/openid-configuration': {
+      id: '/.well-known/openid-configuration'
+      path: '/.well-known/openid-configuration'
+      fullPath: '/.well-known/openid-configuration'
+      preLoaderRoute: typeof DotwellKnownOpenidConfigurationRouteImport
+      parentRoute: typeof rootRouteImport
+    }
+    '/.well-known/oauth-protected-resource': {
+      id: '/.well-known/oauth-protected-resource'
+      path: '/.well-known/oauth-protected-resource'
+      fullPath: '/.well-known/oauth-protected-resource'
+      preLoaderRoute: typeof DotwellKnownOauthProtectedResourceRouteImport
+      parentRoute: typeof rootRouteImport
+    }
+    '/.well-known/oauth-authorization-server': {
+      id: '/.well-known/oauth-authorization-server'
+      path: '/.well-known/oauth-authorization-server'
+      fullPath: '/.well-known/oauth-authorization-server'
+      preLoaderRoute: typeof DotwellKnownOauthAuthorizationServerRouteImport
+      parentRoute: typeof rootRouteImport
+    }
+    '/api/mcp/$': {
+      id: '/api/mcp/$'
+      path: '/api/mcp/$'
+      fullPath: '/api/mcp/$'
+      preLoaderRoute: typeof ApiMcpSplatRouteImport
+      parentRoute: typeof rootRouteImport
+    }
    '/api/auth/$': {
      id: '/api/auth/$'
      path: '/api/auth/$'
@@ -191,6 +307,13 @@ declare module '@tanstack/react-router' {
      preLoaderRoute: typeof ApiAuthSplatRouteImport
      parentRoute: typeof rootRouteImport
    }
+    '/.well-known/oauth-authorization-server/api/auth': {
+      id: '/.well-known/oauth-authorization-server/api/auth'
+      path: '/api/auth'
+      fullPath: '/.well-known/oauth-authorization-server/api/auth'
+      preLoaderRoute: typeof DotwellKnownOauthAuthorizationServerApiAuthRouteImport
+      parentRoute: typeof DotwellKnownOauthAuthorizationServerRoute
+    }
  }
 }

@@ -206,14 +329,36 @@ const TimelineRouteWithChildren = TimelineRoute._addFileChildren(
  TimelineRouteChildren,
 )

+interface DotwellKnownOauthAuthorizationServerRouteChildren {
+  DotwellKnownOauthAuthorizationServerApiAuthRoute: typeof DotwellKnownOauthAuthorizationServerApiAuthRoute
+}
+
+const DotwellKnownOauthAuthorizationServerRouteChildren: DotwellKnownOauthAuthorizationServerRouteChildren =
+  {
+    DotwellKnownOauthAuthorizationServerApiAuthRoute:
+      DotwellKnownOauthAuthorizationServerApiAuthRoute,
+  }
+
+const DotwellKnownOauthAuthorizationServerRouteWithChildren =
+  DotwellKnownOauthAuthorizationServerRoute._addFileChildren(
+    DotwellKnownOauthAuthorizationServerRouteChildren,
+  )
+
 const rootRouteChildren: RootRouteChildren = {
  IndexRoute: IndexRoute,
+  ConsentRoute: ConsentRoute,
  DashboardRoute: DashboardRoute,
  DemoRoute: DemoRoute,
  LoginRoute: LoginRoute,
  TimelineRoute: TimelineRouteWithChildren,
  TimelinesRoute: TimelinesRoute,
+  DotwellKnownOauthAuthorizationServerRoute:
+    DotwellKnownOauthAuthorizationServerRouteWithChildren,
+  DotwellKnownOauthProtectedResourceRoute:
+    DotwellKnownOauthProtectedResourceRoute,
+  DotwellKnownOpenidConfigurationRoute: DotwellKnownOpenidConfigurationRoute,
  ApiAuthSplatRoute: ApiAuthSplatRoute,
+  ApiMcpSplatRoute: ApiMcpSplatRoute,
 }
 export const routeTree = rootRouteImport
  ._addFileChildren(rootRouteChildren)
--- a/apps/web/src/routes/[.well-known]/oauth-authorization-server.api.auth.ts
+++ b/apps/web/src/routes/[.well-known]/oauth-authorization-server.api.auth.ts
@@ -0,0 +1,15 @@
+import { createFileRoute } from "@tanstack/react-router";
+import { auth } from "@zendegi/auth";
+import { oauthProviderAuthServerMetadata } from "@better-auth/oauth-provider";
+
+const handler = oauthProviderAuthServerMetadata(auth);
+
+export const Route = createFileRoute(
+  "/.well-known/oauth-authorization-server/api/auth"
+)({
+  server: {
+    handlers: {
+      GET: ({ request }) => handler(request),
+    },
+  },
+});
--- a/apps/web/src/routes/[.well-known]/oauth-authorization-server.ts
+++ b/apps/web/src/routes/[.well-known]/oauth-authorization-server.ts
@@ -0,0 +1,15 @@
+import { createFileRoute } from "@tanstack/react-router";
+import { auth } from "@zendegi/auth";
+import { oauthProviderAuthServerMetadata } from "@better-auth/oauth-provider";
+
+const handler = oauthProviderAuthServerMetadata(auth);
+
+export const Route = createFileRoute("/.well-known/oauth-authorization-server")(
+  {
+    server: {
+      handlers: {
+        GET: ({ request }) => handler(request),
+      },
+    },
+  },
+);
--- a/apps/web/src/routes/[.well-known]/oauth-protected-resource.ts
+++ b/apps/web/src/routes/[.well-known]/oauth-protected-resource.ts
@@ -0,0 +1,26 @@
+import { createFileRoute } from "@tanstack/react-router";
+import { env } from "@zendegi/env/server";
+
+export const Route = createFileRoute("/.well-known/oauth-protected-resource")({
+  server: {
+    handlers: {
+      GET: () => {
+        const baseUrl = env.BETTER_AUTH_URL.replace(/\/api\/auth$/, "");
+        return new Response(
+          JSON.stringify({
+            resource: baseUrl,
+            authorization_servers: [`${baseUrl}/api/auth`],
+            bearer_methods_supported: ["header"],
+          }),
+          {
+            headers: {
+              "Content-Type": "application/json",
+              "Cache-Control":
+                "public, max-age=15, stale-while-revalidate=15, stale-if-error=86400",
+            },
+          },
+        );
+      },
+    },
+  },
+});
--- a/apps/web/src/routes/[.well-known]/openid-configuration.ts
+++ b/apps/web/src/routes/[.well-known]/openid-configuration.ts
@@ -0,0 +1,13 @@
+import { createFileRoute } from "@tanstack/react-router";
+import { auth } from "@zendegi/auth";
+import { oauthProviderOpenIdConfigMetadata } from "@better-auth/oauth-provider";
+
+const handler = oauthProviderOpenIdConfigMetadata(auth);
+
+export const Route = createFileRoute("/.well-known/openid-configuration")({
+  server: {
+    handlers: {
+      GET: ({ request }) => handler(request),
+    },
+  },
+});
--- a/apps/web/src/routes/api/mcp/$.ts
+++ b/apps/web/src/routes/api/mcp/$.ts
@@ -0,0 +1,316 @@
+import { createFileRoute } from "@tanstack/react-router";
+import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
+import { WebStandardStreamableHTTPServerTransport } from "@modelcontextprotocol/sdk/server/webStandardStreamableHttp.js";
+import { mcpHandler } from "@better-auth/oauth-provider";
+import { env } from "@zendegi/env/server";
+import { db } from "@zendegi/db";
+import {
+  timeline,
+  timelineGroup,
+  timelineItem,
+} from "@zendegi/db/schema/timeline";
+import { and, eq } from "drizzle-orm";
+import { z } from "zod";
+
+function createMcpServer(userId: string) {
+  const server = new McpServer({
+    name: "zendegi",
+    version: "1.0.0",
+  });
+
+  // --- Read tools ---
+
+  server.registerTool(
+    "list_timelines",
+    {
+      description: "List the authenticated user's timelines",
+    },
+    async () => {
+      const timelines = await db.query.timeline.findMany({
+        where: eq(timeline.ownerId, userId),
+        orderBy: (t, { desc }) => [desc(t.createdAt)],
+      });
+      return {
+        content: [{ type: "text" as const, text: JSON.stringify(timelines) }],
+      };
+    }
+  );
+
+  server.registerTool(
+    "get_timeline",
+    {
+      description: "Get a timeline by ID, including its groups and items",
+      inputSchema: { id: z.string().uuid().describe("Timeline ID") },
+    },
+    async ({ id }) => {
+      const result = await db.query.timeline.findFirst({
+        where: and(eq(timeline.id, id), eq(timeline.ownerId, userId)),
+        with: {
+          groups: {
+            orderBy: (g, { asc }) => [asc(g.sortOrder)],
+            with: {
+              items: {
+                orderBy: (i, { asc }) => [asc(i.start)],
+              },
+            },
+          },
+        },
+      });
+      if (!result) {
+        return {
+          content: [{ type: "text" as const, text: "Timeline not found" }],
+          isError: true,
+        };
+      }
+      return {
+        content: [{ type: "text" as const, text: JSON.stringify(result) }],
+      };
+    }
+  );
+
+  // --- Create tools ---
+
+  server.registerTool(
+    "create_timeline",
+    {
+      description: "Create a new timeline",
+      inputSchema: { title: z.string().min(1).describe("Timeline title") },
+    },
+    async ({ title }) => {
+      const [created] = await db
+        .insert(timeline)
+        .values({ title, ownerId: userId })
+        .returning();
+      return {
+        content: [{ type: "text" as const, text: JSON.stringify(created) }],
+      };
+    }
+  );
+
+  server.registerTool(
+    "create_group",
+    {
+      description: "Create a group in a timeline",
+      inputSchema: {
+        title: z.string().min(1).describe("Group title"),
+        timelineId: z.string().uuid().describe("Parent timeline ID"),
+      },
+    },
+    async ({ title, timelineId }) => {
+      // Verify ownership
+      const t = await db.query.timeline.findFirst({
+        where: and(eq(timeline.id, timelineId), eq(timeline.ownerId, userId)),
+      });
+      if (!t) {
+        return {
+          content: [{ type: "text" as const, text: "Timeline not found" }],
+          isError: true,
+        };
+      }
+      const [created] = await db
+        .insert(timelineGroup)
+        .values({ title, timelineId })
+        .returning();
+      return {
+        content: [{ type: "text" as const, text: JSON.stringify(created) }],
+      };
+    }
+  );
+
+  server.registerTool(
+    "create_item",
+    {
+      description: "Create an item in a group",
+      inputSchema: {
+        title: z.string().min(1).describe("Item title"),
+        description: z.string().default("").describe("Item description"),
+        start: z.string().describe("Start date (ISO 8601)"),
+        end: z.string().optional().describe("End date (ISO 8601, optional)"),
+        timelineGroupId: z.string().uuid().describe("Parent group ID"),
+      },
+    },
+    async ({ title, description, start, end, timelineGroupId }) => {
+      // Verify ownership through the group's timeline
+      const group = await db.query.timelineGroup.findFirst({
+        where: eq(timelineGroup.id, timelineGroupId),
+        with: { timeline: true },
+      });
+      if (!group || group.timeline.ownerId !== userId) {
+        return {
+          content: [{ type: "text" as const, text: "Group not found" }],
+          isError: true,
+        };
+      }
+      const [created] = await db
+        .insert(timelineItem)
+        .values({
+          title,
+          description,
+          start: new Date(start),
+          end: end ? new Date(end) : undefined,
+          timelineGroupId,
+        })
+        .returning();
+      return {
+        content: [{ type: "text" as const, text: JSON.stringify(created) }],
+      };
+    }
+  );
+
+  // --- Update tools ---
+
+  server.registerTool(
+    "update_item",
+    {
+      description: "Update an existing item's fields",
+      inputSchema: {
+        id: z.string().uuid().describe("Item ID"),
+        title: z.string().min(1).optional().describe("New title"),
+        description: z.string().optional().describe("New description"),
+        start: z.string().optional().describe("New start date (ISO 8601)"),
+        end: z
+          .string()
+          .nullable()
+          .optional()
+          .describe("New end date (ISO 8601, or null to remove)"),
+      },
+    },
+    async ({ id, title, description, start, end }) => {
+      // Verify ownership through item → group → timeline
+      const item = await db.query.timelineItem.findFirst({
+        where: eq(timelineItem.id, id),
+        with: { timelineGroup: { with: { timeline: true } } },
+      });
+      if (!item || item.timelineGroup.timeline.ownerId !== userId) {
+        return {
+          content: [{ type: "text" as const, text: "Item not found" }],
+          isError: true,
+        };
+      }
+
+      const updates: Record<string, unknown> = {};
+      if (title !== undefined) updates.title = title;
+      if (description !== undefined) updates.description = description;
+      if (start !== undefined) updates.start = new Date(start);
+      if (end !== undefined) updates.end = end ? new Date(end) : null;
+
+      const [updated] = await db
+        .update(timelineItem)
+        .set(updates)
+        .where(eq(timelineItem.id, id))
+        .returning();
+      return {
+        content: [{ type: "text" as const, text: JSON.stringify(updated) }],
+      };
+    }
+  );
+
+  // --- Delete tools ---
+
+  server.registerTool(
+    "delete_timeline",
+    {
+      description: "Delete a timeline and all its groups and items (cascades)",
+      inputSchema: { id: z.string().uuid().describe("Timeline ID") },
+    },
+    async ({ id }) => {
+      const deleted = await db
+        .delete(timeline)
+        .where(and(eq(timeline.id, id), eq(timeline.ownerId, userId)))
+        .returning();
+      if (deleted.length === 0) {
+        return {
+          content: [{ type: "text" as const, text: "Timeline not found" }],
+          isError: true,
+        };
+      }
+      return {
+        content: [{ type: "text" as const, text: "Timeline deleted" }],
+      };
+    }
+  );
+
+  server.registerTool(
+    "delete_group",
+    {
+      description: "Delete a group and all its items (cascades)",
+      inputSchema: { id: z.string().uuid().describe("Group ID") },
+    },
+    async ({ id }) => {
+      // Verify ownership
+      const group = await db.query.timelineGroup.findFirst({
+        where: eq(timelineGroup.id, id),
+        with: { timeline: true },
+      });
+      if (!group || group.timeline.ownerId !== userId) {
+        return {
+          content: [{ type: "text" as const, text: "Group not found" }],
+          isError: true,
+        };
+      }
+      await db.delete(timelineGroup).where(eq(timelineGroup.id, id));
+      return {
+        content: [{ type: "text" as const, text: "Group deleted" }],
+      };
+    }
+  );
+
+  server.registerTool(
+    "delete_item",
+    {
+      description: "Delete an item",
+      inputSchema: { id: z.string().uuid().describe("Item ID") },
+    },
+    async ({ id }) => {
+      // Verify ownership
+      const item = await db.query.timelineItem.findFirst({
+        where: eq(timelineItem.id, id),
+        with: { timelineGroup: { with: { timeline: true } } },
+      });
+      if (!item || item.timelineGroup.timeline.ownerId !== userId) {
+        return {
+          content: [{ type: "text" as const, text: "Item not found" }],
+          isError: true,
+        };
+      }
+      await db.delete(timelineItem).where(eq(timelineItem.id, id));
+      return {
+        content: [{ type: "text" as const, text: "Item deleted" }],
+      };
+    }
+  );
+
+  return server;
+}
+
+const handler = mcpHandler(
+  {
+    jwksUrl: `${env.BETTER_AUTH_URL}/api/auth/jwks`,
+    verifyOptions: {
+      issuer: `${env.BETTER_AUTH_URL}/api/auth`,
+      audience: [env.BETTER_AUTH_URL, new URL(env.BETTER_AUTH_URL).href],
+    },
+  },
+  async (req, jwt) => {
+    const userId = jwt.sub;
+    if (!userId) {
+      return new Response("Missing subject in token", { status: 401 });
+    }
+    const server = createMcpServer(userId);
+    const transport = new WebStandardStreamableHTTPServerTransport({
+      sessionIdGenerator: undefined,
+    });
+    await server.connect(transport);
+    return transport.handleRequest(req);
+  }
+);
+
+export const Route = createFileRoute("/api/mcp/$")({
+  server: {
+    handlers: {
+      GET: ({ request }) => handler(request),
+      POST: ({ request }) => handler(request),
+      DELETE: ({ request }) => handler(request),
+    },
+  },
+});
--- a/apps/web/src/routes/consent.tsx
+++ b/apps/web/src/routes/consent.tsx
@@ -0,0 +1,54 @@
+import { createFileRoute, useSearch } from "@tanstack/react-router";
+
+import { authClient } from "@/lib/auth-client";
+import { Button } from "@/components/ui/button";
+
+export const Route = createFileRoute("/consent")({
+  validateSearch: (search: Record<string, unknown>) => ({
+    client_id: (search.client_id as string) ?? "",
+    scope: (search.scope as string) ?? "",
+  }),
+  component: ConsentComponent,
+});
+
+function ConsentComponent() {
+  const { client_id, scope } = useSearch({ from: "/consent" });
+  const scopes = scope.split(" ").filter(Boolean);
+
+  const handleAccept = async () => {
+    await authClient.oauth2.consent({ accept: true });
+  };
+
+  const handleDeny = async () => {
+    await authClient.oauth2.consent({ accept: false });
+  };
+
+  return (
+    <section className="container mx-auto max-w-md px-4 py-12">
+      <div className="space-y-6">
+        <h1 className="text-2xl font-serif font-bold">Authorize Application</h1>
+        <p className="text-muted-foreground">
+          <strong>{client_id}</strong> is requesting access to your account.
+        </p>
+
+        {scopes.length > 0 && (
+          <div className="space-y-2">
+            <p className="font-medium">Requested permissions:</p>
+            <ul className="list-inside list-disc space-y-1">
+              {scopes.map((s) => (
+                <li key={s}>{s}</li>
+              ))}
+            </ul>
+          </div>
+        )}
+
+        <div className="flex gap-3">
+          <Button onClick={handleAccept}>Allow</Button>
+          <Button variant="outline" onClick={handleDeny}>
+            Deny
+          </Button>
+        </div>
+      </div>
+    </section>
+  );
+}
--- a/packages/auth/package.json
+++ b/packages/auth/package.json
@@ -15,6 +15,7 @@
    "lint": "eslint ."
  },
  "dependencies": {
+    "@better-auth/oauth-provider": "^1.4.19",
    "@zendegi/db": "workspace:*",
    "@zendegi/env": "workspace:*",
    "better-auth": "catalog:",
--- a/packages/auth/src/index.ts
+++ b/packages/auth/src/index.ts
@@ -2,7 +2,8 @@ import { db } from "@zendegi/db";
 import * as schema from "@zendegi/db/schema/auth";
 import { env } from "@zendegi/env/server";
 import { betterAuth } from "better-auth";
-import { anonymous } from "better-auth/plugins";
+import { anonymous, jwt } from "better-auth/plugins";
+import { oauthProvider } from "@better-auth/oauth-provider";
 import { drizzleAdapter } from "better-auth/adapters/drizzle";
 import { tanstackStartCookies } from "better-auth/tanstack-start";

@@ -16,7 +17,19 @@ export const auth = betterAuth({
  emailAndPassword: {
    enabled: true,
  },
-  plugins: [tanstackStartCookies(), anonymous()],
+  disabledPaths: ["/token"],
+  plugins: [
+    tanstackStartCookies(),
+    anonymous(),
+    jwt(),
+    oauthProvider({
+      loginPage: "/login",
+      consentPage: "/consent",
+      allowDynamicClientRegistration: true,
+      allowUnauthenticatedClientRegistration: true,
+      validAudiences: [env.BETTER_AUTH_URL, new URL(env.BETTER_AUTH_URL).href],
+    }),
+  ],
  advanced: {
    database: {
      generateId: "uuid",
--- a/packages/db/src/schema/auth.ts
+++ b/packages/db/src/schema/auth.ts
@@ -1,11 +1,12 @@
 import { relations, sql } from "drizzle-orm";
 import {
-  boolean,
-  index,
  pgTable,
  text,
  timestamp,
+  boolean,
  uuid,
+  jsonb,
+  index,
 } from "drizzle-orm/pg-core";

 export const user = pgTable("user", {
@@ -16,10 +17,8 @@ export const user = pgTable("user", {
  email: text("email").notNull().unique(),
  emailVerified: boolean("email_verified").default(false).notNull(),
  image: text("image"),
-  createdAt: timestamp("created_at", { withTimezone: true })
-    .defaultNow()
-    .notNull(),
-  updatedAt: timestamp("updated_at", { withTimezone: true })
+  createdAt: timestamp("created_at").defaultNow().notNull(),
+  updatedAt: timestamp("updated_at")
    .defaultNow()
    .$onUpdate(() => /* @__PURE__ */ new Date())
    .notNull(),
@@ -32,12 +31,10 @@ export const session = pgTable(
    id: uuid("id")
      .default(sql`pg_catalog.gen_random_uuid()`)
      .primaryKey(),
-    expiresAt: timestamp("expires_at", { withTimezone: true }).notNull(),
+    expiresAt: timestamp("expires_at").notNull(),
    token: text("token").notNull().unique(),
-    createdAt: timestamp("created_at", { withTimezone: true })
-      .defaultNow()
-      .notNull(),
-    updatedAt: timestamp("updated_at", { withTimezone: true })
+    createdAt: timestamp("created_at").defaultNow().notNull(),
+    updatedAt: timestamp("updated_at")
      .$onUpdate(() => /* @__PURE__ */ new Date())
      .notNull(),
    ipAddress: text("ip_address"),
@@ -46,7 +43,7 @@ export const session = pgTable(
      .notNull()
      .references(() => user.id, { onDelete: "cascade" }),
  },
-  (table) => [index("session_userId_idx").on(table.userId)]
+  (table) => [index("session_userId_idx").on(table.userId)],
 );

 export const account = pgTable(
@@ -63,22 +60,16 @@ export const account = pgTable(
    accessToken: text("access_token"),
    refreshToken: text("refresh_token"),
    idToken: text("id_token"),
-    accessTokenExpiresAt: timestamp("access_token_expires_at", {
-      withTimezone: true,
-    }),
-    refreshTokenExpiresAt: timestamp("refresh_token_expires_at", {
-      withTimezone: true,
-    }),
+    accessTokenExpiresAt: timestamp("access_token_expires_at"),
+    refreshTokenExpiresAt: timestamp("refresh_token_expires_at"),
    scope: text("scope"),
    password: text("password"),
-    createdAt: timestamp("created_at", { withTimezone: true })
-      .defaultNow()
-      .notNull(),
-    updatedAt: timestamp("updated_at", { withTimezone: true })
+    createdAt: timestamp("created_at").defaultNow().notNull(),
+    updatedAt: timestamp("updated_at")
      .$onUpdate(() => /* @__PURE__ */ new Date())
      .notNull(),
  },
-  (table) => [index("account_userId_idx").on(table.userId)]
+  (table) => [index("account_userId_idx").on(table.userId)],
 );

 export const verification = pgTable(
@@ -96,19 +87,124 @@ export const verification = pgTable(
      .$onUpdate(() => /* @__PURE__ */ new Date())
      .notNull(),
  },
-  (table) => [index("verification_identifier_idx").on(table.identifier)]
+  (table) => [index("verification_identifier_idx").on(table.identifier)],
 );

+export const jwks = pgTable("jwks", {
+  id: uuid("id")
+    .default(sql`pg_catalog.gen_random_uuid()`)
+    .primaryKey(),
+  publicKey: text("public_key").notNull(),
+  privateKey: text("private_key").notNull(),
+  createdAt: timestamp("created_at").notNull(),
+  expiresAt: timestamp("expires_at"),
+});
+
+export const oauthClient = pgTable("oauth_client", {
+  id: uuid("id")
+    .default(sql`pg_catalog.gen_random_uuid()`)
+    .primaryKey(),
+  clientId: text("client_id").notNull().unique(),
+  clientSecret: text("client_secret"),
+  disabled: boolean("disabled").default(false),
+  skipConsent: boolean("skip_consent"),
+  enableEndSession: boolean("enable_end_session"),
+  scopes: text("scopes").array(),
+  userId: uuid("user_id").references(() => user.id, { onDelete: "cascade" }),
+  createdAt: timestamp("created_at"),
+  updatedAt: timestamp("updated_at"),
+  name: text("name"),
+  uri: text("uri"),
+  icon: text("icon"),
+  contacts: text("contacts").array(),
+  tos: text("tos"),
+  policy: text("policy"),
+  softwareId: text("software_id"),
+  softwareVersion: text("software_version"),
+  softwareStatement: text("software_statement"),
+  redirectUris: text("redirect_uris").array().notNull(),
+  postLogoutRedirectUris: text("post_logout_redirect_uris").array(),
+  tokenEndpointAuthMethod: text("token_endpoint_auth_method"),
+  grantTypes: text("grant_types").array(),
+  responseTypes: text("response_types").array(),
+  public: boolean("public"),
+  type: text("type"),
+  referenceId: text("reference_id"),
+  metadata: jsonb("metadata"),
+});
+
+export const oauthRefreshToken = pgTable("oauth_refresh_token", {
+  id: uuid("id")
+    .default(sql`pg_catalog.gen_random_uuid()`)
+    .primaryKey(),
+  token: text("token").notNull(),
+  clientId: text("client_id")
+    .notNull()
+    .references(() => oauthClient.clientId, { onDelete: "cascade" }),
+  sessionId: uuid("session_id").references(() => session.id, {
+    onDelete: "set null",
+  }),
+  userId: uuid("user_id")
+    .notNull()
+    .references(() => user.id, { onDelete: "cascade" }),
+  referenceId: text("reference_id"),
+  expiresAt: timestamp("expires_at"),
+  createdAt: timestamp("created_at"),
+  revoked: timestamp("revoked"),
+  scopes: text("scopes").array().notNull(),
+});
+
+export const oauthAccessToken = pgTable("oauth_access_token", {
+  id: uuid("id")
+    .default(sql`pg_catalog.gen_random_uuid()`)
+    .primaryKey(),
+  token: text("token").unique(),
+  clientId: text("client_id")
+    .notNull()
+    .references(() => oauthClient.clientId, { onDelete: "cascade" }),
+  sessionId: uuid("session_id").references(() => session.id, {
+    onDelete: "set null",
+  }),
+  userId: uuid("user_id").references(() => user.id, { onDelete: "cascade" }),
+  referenceId: text("reference_id"),
+  refreshId: uuid("refresh_id").references(() => oauthRefreshToken.id, {
+    onDelete: "cascade",
+  }),
+  expiresAt: timestamp("expires_at"),
+  createdAt: timestamp("created_at"),
+  scopes: text("scopes").array().notNull(),
+});
+
+export const oauthConsent = pgTable("oauth_consent", {
+  id: uuid("id")
+    .default(sql`pg_catalog.gen_random_uuid()`)
+    .primaryKey(),
+  clientId: text("client_id")
+    .notNull()
+    .references(() => oauthClient.clientId, { onDelete: "cascade" }),
+  userId: uuid("user_id").references(() => user.id, { onDelete: "cascade" }),
+  referenceId: text("reference_id"),
+  scopes: text("scopes").array().notNull(),
+  createdAt: timestamp("created_at"),
+  updatedAt: timestamp("updated_at"),
+});
+
 export const userRelations = relations(user, ({ many }) => ({
  sessions: many(session),
  accounts: many(account),
+  oauthClients: many(oauthClient),
+  oauthRefreshTokens: many(oauthRefreshToken),
+  oauthAccessTokens: many(oauthAccessToken),
+  oauthConsents: many(oauthConsent),
 }));

-export const sessionRelations = relations(session, ({ one }) => ({
+export const sessionRelations = relations(session, ({ one, many }) => ({
  user: one(user, {
    fields: [session.userId],
    references: [user.id],
  }),
+  oauthRefreshTokens: many(oauthRefreshToken),
+  oauthAccessTokens: many(oauthAccessToken),
 }));

 export const accountRelations = relations(account, ({ one }) => ({
@@ -117,3 +213,65 @@ export const accountRelations = relations(account, ({ one }) => ({
    references: [user.id],
  }),
 }));
+
+export const oauthClientRelations = relations(oauthClient, ({ one, many }) => ({
+  user: one(user, {
+    fields: [oauthClient.userId],
+    references: [user.id],
+  }),
+  oauthRefreshTokens: many(oauthRefreshToken),
+  oauthAccessTokens: many(oauthAccessToken),
+  oauthConsents: many(oauthConsent),
+}));
+
+export const oauthRefreshTokenRelations = relations(
+  oauthRefreshToken,
+  ({ one, many }) => ({
+    oauthClient: one(oauthClient, {
+      fields: [oauthRefreshToken.clientId],
+      references: [oauthClient.clientId],
+    }),
+    session: one(session, {
+      fields: [oauthRefreshToken.sessionId],
+      references: [session.id],
+    }),
+    user: one(user, {
+      fields: [oauthRefreshToken.userId],
+      references: [user.id],
+    }),
+    oauthAccessTokens: many(oauthAccessToken),
+  }),
+);
+
+export const oauthAccessTokenRelations = relations(
+  oauthAccessToken,
+  ({ one }) => ({
+    oauthClient: one(oauthClient, {
+      fields: [oauthAccessToken.clientId],
+      references: [oauthClient.clientId],
+    }),
+    session: one(session, {
+      fields: [oauthAccessToken.sessionId],
+      references: [session.id],
+    }),
+    user: one(user, {
+      fields: [oauthAccessToken.userId],
+      references: [user.id],
+    }),
+    oauthRefreshToken: one(oauthRefreshToken, {
+      fields: [oauthAccessToken.refreshId],
+      references: [oauthRefreshToken.id],
+    }),
+  }),
+);
+
+export const oauthConsentRelations = relations(oauthConsent, ({ one }) => ({
+  oauthClient: one(oauthClient, {
+    fields: [oauthConsent.clientId],
+    references: [oauthClient.clientId],
+  }),
+  user: one(user, {
+    fields: [oauthConsent.userId],
+    references: [user.id],
+  }),
+}));
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -10,8 +10,8 @@ catalogs:
      specifier: ^22.13.14
      version: 22.19.11
    better-auth:
-      specifier: ^1.4.18
-      version: 1.4.18
+      specifier: ^1.4.19
+      version: 1.4.19
    dotenv:
      specifier: ^17.2.2
      version: 17.2.4
@@ -60,12 +60,18 @@ importers:
      '@base-ui/react':
        specifier: ^1.2.0
        version: 1.2.0(@types/react@19.2.7)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      '@better-auth/oauth-provider':
+        specifier: ^1.4.19
+        version: 1.4.19(@better-auth/core@1.4.19(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0))(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-auth@1.4.19(@tanstack/react-start@1.159.5(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vite@7.3.1(@types/node@25.2.3)(jiti@2.6.1)(lightningcss@1.30.2)(tsx@4.21.0)))(drizzle-kit@0.31.9)(drizzle-orm@0.45.1(@types/pg@8.16.0)(kysely@0.28.11)(pg@8.18.0))(pg@8.18.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(better-call@1.1.8(zod@4.3.6))
      '@fontsource-variable/inter':
        specifier: ^5.2.8
        version: 5.2.8
      '@fontsource/instrument-serif':
        specifier: ^5.2.8
        version: 5.2.8
+      '@modelcontextprotocol/sdk':
+        specifier: ^1.27.0
+        version: 1.27.0(zod@4.3.6)
      '@tailwindcss/vite':
        specifier: ^4.1.8
        version: 4.1.18(vite@7.3.1(@types/node@25.2.3)(jiti@2.6.1)(lightningcss@1.30.2)(tsx@4.21.0))
@@ -104,7 +110,7 @@ importers:
        version: link:../../packages/z-timeline
      better-auth:
        specifier: 'catalog:'
-        version: 1.4.18(@tanstack/react-start@1.159.5(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vite@7.3.1(@types/node@25.2.3)(jiti@2.6.1)(lightningcss@1.30.2)(tsx@4.21.0)))(drizzle-kit@0.31.9)(drizzle-orm@0.45.1(@types/pg@8.16.0)(kysely@0.28.11)(pg@8.18.0))(pg@8.18.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+        version: 1.4.19(@tanstack/react-start@1.159.5(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vite@7.3.1(@types/node@25.2.3)(jiti@2.6.1)(lightningcss@1.30.2)(tsx@4.21.0)))(drizzle-kit@0.31.9)(drizzle-orm@0.45.1(@types/pg@8.16.0)(kysely@0.28.11)(pg@8.18.0))(pg@8.18.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
      clsx:
        specifier: ^2.1.1
        version: 2.1.1
@@ -193,6 +199,9 @@ importers:

  packages/auth:
    dependencies:
+      '@better-auth/oauth-provider':
+        specifier: ^1.4.19
+        version: 1.4.19(@better-auth/core@1.4.19(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0))(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-auth@1.4.19(@tanstack/react-start@1.159.5(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vite@7.3.1(@types/node@25.2.3)(jiti@2.6.1)(lightningcss@1.30.2)(tsx@4.21.0)))(drizzle-kit@0.31.9)(drizzle-orm@0.45.1(@types/pg@8.16.0)(kysely@0.28.11)(pg@8.18.0))(pg@8.18.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(better-call@1.1.8(zod@4.3.6))
      '@zendegi/db':
        specifier: workspace:*
        version: link:../db
@@ -201,7 +210,7 @@ importers:
        version: link:../env
      better-auth:
        specifier: 'catalog:'
-        version: 1.4.18(@tanstack/react-start@1.159.5(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vite@7.3.1(@types/node@25.2.3)(jiti@2.6.1)(lightningcss@1.30.2)(tsx@4.21.0)))(drizzle-kit@0.31.9)(drizzle-orm@0.45.1(@types/pg@8.16.0)(kysely@0.28.11)(pg@8.18.0))(pg@8.18.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+        version: 1.4.19(@tanstack/react-start@1.159.5(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vite@7.3.1(@types/node@25.2.3)(jiti@2.6.1)(lightningcss@1.30.2)(tsx@4.21.0)))(drizzle-kit@0.31.9)(drizzle-orm@0.45.1(@types/pg@8.16.0)(kysely@0.28.11)(pg@8.18.0))(pg@8.18.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
      dotenv:
        specifier: 'catalog:'
        version: 17.2.4
@@ -494,8 +503,8 @@ packages:
      '@types/react':
        optional: true

-  '@better-auth/core@1.4.18':
-    resolution: {integrity: sha512-q+awYgC7nkLEBdx2sW0iJjkzgSHlIxGnOpsN1r/O1+a4m7osJNHtfK2mKJSL1I+GfNyIlxJF8WvD/NLuYMpmcg==}
+  '@better-auth/core@1.4.19':
+    resolution: {integrity: sha512-uADLHG1jc5BnEJi7f6ijUN5DmPPRSj++7m/G19z3UqA3MVCo4Y4t1MMa4IIxLCqGDFv22drdfxescgW+HnIowA==}
    peerDependencies:
      '@better-auth/utils': 0.3.0
      '@better-fetch/fetch': 1.1.21
@@ -504,10 +513,19 @@ packages:
      kysely: ^0.28.5
      nanostores: ^1.0.1

-  '@better-auth/telemetry@1.4.18':
-    resolution: {integrity: sha512-e5rDF8S4j3Um/0LIVATL2in9dL4lfO2fr2v1Wio4qTMRbfxqnUDTa+6SZtwdeJrbc4O+a3c+IyIpjG9Q/6GpfQ==}
+  '@better-auth/oauth-provider@1.4.19':
+    resolution: {integrity: sha512-KRUTgGS3ZXJ5RSWBrDDnlqvqUrNRjT6e3+yS82VWBpKnCuU8z7Dtv1o9hLsoeguGwEHUuXUxn9qP5IlwVnR8yQ==}
    peerDependencies:
-      '@better-auth/core': 1.4.18
+      '@better-auth/core': 1.4.19
+      '@better-auth/utils': 0.3.0
+      '@better-fetch/fetch': 1.1.21
+      better-auth: 1.4.19
+      better-call: 1.1.8
+
+  '@better-auth/telemetry@1.4.19':
+    resolution: {integrity: sha512-ApGNS7olCTtDpKF8Ow3Z+jvFAirOj7c4RyFUpu8axklh3mH57ndpfUAUjhgA8UVoaaH/mnm/Tl884BlqiewLyw==}
+    peerDependencies:
+      '@better-auth/core': 1.4.19

  '@better-auth/utils@0.3.0':
    resolution: {integrity: sha512-W+Adw6ZA6mgvnSnhOki270rwJ42t4XzSK6YWGF//BbVXL6SwCLWfyzBc1lN2m/4RM28KubdBKQ4X5VMoLRNPQw==}
@@ -1157,8 +1175,8 @@ packages:
  '@jridgewell/trace-mapping@0.3.31':
    resolution: {integrity: sha512-zzNR+SdQSDJzc8joaeP8QQoCQr8NuYx2dIIytl1QeBEZHJ9uW6hebsrYgbz8hJwUQao3TWCMtmfV8Nu1twOLAw==}

-  '@modelcontextprotocol/sdk@1.26.0':
-    resolution: {integrity: sha512-Y5RmPncpiDtTXDbLKswIJzTqu2hyBKxTNsgKqKclDbhIgg1wgtf1fRuvxgTnRfcnxtvvgbIEcqUOzZrJ6iSReg==}
+  '@modelcontextprotocol/sdk@1.27.0':
+    resolution: {integrity: sha512-qOdO524oPMkUsOJTrsH9vz/HN3B5pKyW+9zIW51A9kDMVe7ON70drz1ouoyoyOcfzc+oxhkQ6jWmbyKnlWmYqA==}
    engines: {node: '>=18'}
    peerDependencies:
      '@cfworker/json-schema': ^4.1.1
@@ -2053,8 +2071,8 @@ packages:
    resolution: {integrity: sha512-ipDqC8FrAl/76p2SSWKSI+H9tFwm7vYqXQrItCuiVPt26Km0jS+NzSsBWAaBusvSbQcfJG+JitdMm+wZAgTYqg==}
    hasBin: true

-  better-auth@1.4.18:
-    resolution: {integrity: sha512-bnyifLWBPcYVltH3RhS7CM62MoelEqC6Q+GnZwfiDWNfepXoQZBjEvn4urcERC7NTKgKq5zNBM8rvPvRBa6xcg==}
+  better-auth@1.4.19:
+    resolution: {integrity: sha512-3RlZJcA0+NH25wYD85vpIGwW9oSTuEmLIaGbT8zg41w/Pa2hVWHKedjoUHHJtnzkBXzDb+CShkLnSw7IThDdqQ==}
    peerDependencies:
      '@lynx-js/react': '*'
      '@prisma/client': ^5.0.0 || ^6.0.0 || ^7.0.0
@@ -4850,7 +4868,7 @@ snapshots:
    optionalDependencies:
      '@types/react': 19.2.7

-  '@better-auth/core@1.4.18(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0)':
+  '@better-auth/core@1.4.19(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0)':
    dependencies:
      '@better-auth/utils': 0.3.0
      '@better-fetch/fetch': 1.1.21
@@ -4861,9 +4879,19 @@ snapshots:
      nanostores: 1.1.0
      zod: 4.3.6

-  '@better-auth/telemetry@1.4.18(@better-auth/core@1.4.18(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0))':
+  '@better-auth/oauth-provider@1.4.19(@better-auth/core@1.4.19(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0))(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-auth@1.4.19(@tanstack/react-start@1.159.5(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vite@7.3.1(@types/node@25.2.3)(jiti@2.6.1)(lightningcss@1.30.2)(tsx@4.21.0)))(drizzle-kit@0.31.9)(drizzle-orm@0.45.1(@types/pg@8.16.0)(kysely@0.28.11)(pg@8.18.0))(pg@8.18.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3))(better-call@1.1.8(zod@4.3.6))':
    dependencies:
-      '@better-auth/core': 1.4.18(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0)
+      '@better-auth/core': 1.4.19(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0)
+      '@better-auth/utils': 0.3.0
+      '@better-fetch/fetch': 1.1.21
+      better-auth: 1.4.19(@tanstack/react-start@1.159.5(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vite@7.3.1(@types/node@25.2.3)(jiti@2.6.1)(lightningcss@1.30.2)(tsx@4.21.0)))(drizzle-kit@0.31.9)(drizzle-orm@0.45.1(@types/pg@8.16.0)(kysely@0.28.11)(pg@8.18.0))(pg@8.18.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      better-call: 1.1.8(zod@4.3.6)
+      jose: 6.1.3
+      zod: 4.3.6
+
+  '@better-auth/telemetry@1.4.19(@better-auth/core@1.4.19(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0))':
+    dependencies:
+      '@better-auth/core': 1.4.19(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0)
      '@better-auth/utils': 0.3.0
      '@better-fetch/fetch': 1.1.21

@@ -5292,7 +5320,7 @@ snapshots:
      '@jridgewell/resolve-uri': 3.1.2
      '@jridgewell/sourcemap-codec': 1.5.5

-  '@modelcontextprotocol/sdk@1.26.0(zod@3.25.76)':
+  '@modelcontextprotocol/sdk@1.27.0(zod@3.25.76)':
    dependencies:
      '@hono/node-server': 1.19.9(hono@4.11.9)
      ajv: 8.17.1
@@ -5314,6 +5342,28 @@ snapshots:
    transitivePeerDependencies:
      - supports-color

+  '@modelcontextprotocol/sdk@1.27.0(zod@4.3.6)':
+    dependencies:
+      '@hono/node-server': 1.19.9(hono@4.11.9)
+      ajv: 8.17.1
+      ajv-formats: 3.0.1(ajv@8.17.1)
+      content-type: 1.0.5
+      cors: 2.8.6
+      cross-spawn: 7.0.6
+      eventsource: 3.0.7
+      eventsource-parser: 3.0.6
+      express: 5.2.1
+      express-rate-limit: 8.2.1(express@5.2.1)
+      hono: 4.11.9
+      jose: 6.1.3
+      json-schema-typed: 8.0.2
+      pkce-challenge: 5.0.1
+      raw-body: 3.0.2
+      zod: 4.3.6
+      zod-to-json-schema: 3.25.1(zod@4.3.6)
+    transitivePeerDependencies:
+      - supports-color
+
  '@mswjs/interceptors@0.41.2':
    dependencies:
      '@open-draft/deferred-promise': 2.2.0
@@ -6207,10 +6257,10 @@ snapshots:

  baseline-browser-mapping@2.9.19: {}

-  better-auth@1.4.18(@tanstack/react-start@1.159.5(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vite@7.3.1(@types/node@25.2.3)(jiti@2.6.1)(lightningcss@1.30.2)(tsx@4.21.0)))(drizzle-kit@0.31.9)(drizzle-orm@0.45.1(@types/pg@8.16.0)(kysely@0.28.11)(pg@8.18.0))(pg@8.18.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3):
+  better-auth@1.4.19(@tanstack/react-start@1.159.5(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(vite@7.3.1(@types/node@25.2.3)(jiti@2.6.1)(lightningcss@1.30.2)(tsx@4.21.0)))(drizzle-kit@0.31.9)(drizzle-orm@0.45.1(@types/pg@8.16.0)(kysely@0.28.11)(pg@8.18.0))(pg@8.18.0)(react-dom@19.2.3(react@19.2.3))(react@19.2.3):
    dependencies:
-      '@better-auth/core': 1.4.18(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0)
-      '@better-auth/telemetry': 1.4.18(@better-auth/core@1.4.18(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0))
+      '@better-auth/core': 1.4.19(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0)
+      '@better-auth/telemetry': 1.4.19(@better-auth/core@1.4.19(@better-auth/utils@0.3.0)(@better-fetch/fetch@1.1.21)(better-call@1.1.8(zod@4.3.6))(jose@6.1.3)(kysely@0.28.11)(nanostores@1.1.0))
      '@better-auth/utils': 0.3.0
      '@better-fetch/fetch': 1.1.21
      '@noble/ciphers': 2.1.1
@@ -8234,7 +8284,7 @@ snapshots:
      '@babel/plugin-transform-typescript': 7.28.6(@babel/core@7.29.0)
      '@babel/preset-typescript': 7.28.5(@babel/core@7.29.0)
      '@dotenvx/dotenvx': 1.52.0
-      '@modelcontextprotocol/sdk': 1.26.0(zod@3.25.76)
+      '@modelcontextprotocol/sdk': 1.27.0(zod@3.25.76)
      '@types/validate-npm-package-name': 4.0.2
      browserslist: 4.28.1
      commander: 14.0.3
@@ -8864,6 +8914,10 @@ snapshots:
    dependencies:
      zod: 3.25.76

+  zod-to-json-schema@3.25.1(zod@4.3.6):
+    dependencies:
+      zod: 4.3.6
+
  zod@3.25.76: {}

  zod@4.3.6: {}
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -6,4 +6,4 @@ catalog:
  zod: ^4.1.13
  typescript: ^5
  "@types/node": ^22.13.14
-  better-auth: ^1.4.18
+  better-auth: ^1.4.19