[compliance tests] initial server scenarios (#4)

* spec for servers

* initial version of everything server and tests - tets are very simple

* some clean up

* lint etc.

* fix package lock agian

---------

Co-authored-by: Paul Carleton <paulc@anthropic.com>

src/scenarios/server/lifecycle.ts

@@ -0,0 +1,58 @@
+/**
+ * Lifecycle test scenarios for MCP servers
+ */
+
+import { ClientScenario, ConformanceCheck } from '../../types.js';
+import { connectToServer } from './client-helper.js';
+
+export class ServerInitializeScenario implements ClientScenario {
+    name = 'server-initialize';
+    description = 'Test basic server initialization handshake';
+
+    async run(serverUrl: string): Promise<ConformanceCheck[]> {
+        const checks: ConformanceCheck[] = [];
+
+        try {
+            const connection = await connectToServer(serverUrl);
+
+            // The connection process already does initialization
+            // Check that we have a connected client
+            checks.push({
+                id: 'server-initialize',
+                name: 'ServerInitialize',
+                description: 'Server responds to initialize request with valid structure',
+                status: 'SUCCESS',
+                timestamp: new Date().toISOString(),
+                specReferences: [
+                    {
+                        id: 'MCP-Initialize',
+                        url: 'https://modelcontextprotocol.io/specification/2025-06-18/basic/lifecycle#initialization'
+                    }
+                ],
+                details: {
+                    serverUrl,
+                    connected: true
+                }
+            });
+
+            await connection.close();
+        } catch (error) {
+            checks.push({
+                id: 'server-initialize',
+                name: 'ServerInitialize',
+                description: 'Server responds to initialize request with valid structure',
+                status: 'FAILURE',
+                timestamp: new Date().toISOString(),
+                errorMessage: `Failed to initialize: ${error instanceof Error ? error.message : String(error)}`,
+                specReferences: [
+                    {
+                        id: 'MCP-Initialize',
+                        url: 'https://modelcontextprotocol.io/specification/2025-06-18/basic/lifecycle#initialization'
+                    }
+                ]
+            });
+        }
+
+        return checks;
+    }
+}