wip add auth to everything server

src/everything/auth.ts

@@ -0,0 +1,43 @@
+import express, { Request, Response } from 'express';
+
+export interface AuthConfig {
+  enabled: boolean;
+  // Additional auth config options can be added here later
+}
+
+export interface WellKnownOAuthMetadata {
+  issuer: string;
+  authorization_endpoint: string;
+  token_endpoint: string;
+  jwks_uri: string;
+  response_types_supported: string[];
+  grant_types_supported: string[];
+  subject_types_supported: string[];
+  id_token_signing_alg_values_supported: string[];
+  scopes_supported: string[];
+}
+
+export function addAuthEndpoints(app: express.Application, config: AuthConfig): void {
+  if (!config.enabled) {
+    return;
+  }
+
+  // OAuth metadata endpoint
+  app.get('/.well-known/oauth-authorization-server', (req: Request, res: Response) => {
+    const baseUrl = `${req.protocol}://${req.get('host')}`;
+    
+    const metadata: WellKnownOAuthMetadata = {
+      issuer: baseUrl,
+      authorization_endpoint: `${baseUrl}/oauth/authorize`,
+      token_endpoint: `${baseUrl}/oauth/token`,
+      jwks_uri: `${baseUrl}/.well-known/jwks.json`,
+      response_types_supported: ['code', 'token', 'id_token', 'code token', 'code id_token', 'token id_token', 'code token id_token'],
+      grant_types_supported: ['authorization_code', 'implicit', 'refresh_token', 'client_credentials'],
+      subject_types_supported: ['public'],
+      id_token_signing_alg_values_supported: ['RS256'],
+      scopes_supported: ['openid', 'profile', 'email']
+    };
+
+    res.header('Content-Type', 'application/json').send(metadata);
+  });
+}

src/everything/sse.ts

@@ -1,11 +1,20 @@
 import { SSEServerTransport } from "@modelcontextprotocol/sdk/server/sse.js";
 import express from "express";
 import { createServer } from "./everything.js";
+import { addAuthEndpoints, AuthConfig } from "./auth.js";
 
 const app = express();
 
 const { server, cleanup } = createServer();
 
+// Configure auth
+const authConfig: AuthConfig = {
+  enabled: process.env.ENABLE_AUTH === 'true'
+};
+
+// Add auth endpoints if enabled
+addAuthEndpoints(app, authConfig);
+
 let transport: SSEServerTransport;
 
 app.get("/sse", async (req, res) => {

src/everything/streamableHttp.ts

@@ -3,11 +3,20 @@ import { InMemoryEventStore } from '@modelcontextprotocol/sdk/examples/shared/in
 import express, { Request, Response } from "express";
 import { createServer } from "./everything.js";
 import { randomUUID } from 'node:crypto';
+import { addAuthEndpoints, AuthConfig } from "./auth.js";
 
 const app = express();
 
 const { server, cleanup } = createServer();
 
+// Configure auth
+const authConfig: AuthConfig = {
+  enabled: process.env.ENABLE_AUTH === 'true'
+};
+
+// Add auth endpoints if enabled
+addAuthEndpoints(app, authConfig);
+
 const transports: { [sessionId: string]: StreamableHTTPServerTransport } = {};
 
 app.post('/mcp', async (req: Request, res: Response) => {