Add customer-segmentation-server example

Demo MCP App for customer data visualization featuring:
- Interactive bubble chart (Chart.js) with configurable X/Y axes
- 250 customers across 4 segments (Enterprise, Mid-Market, SMB, Startup)
- 6 metrics: Revenue, Employees, Account Age, Engagement, Tickets, NPS
- Optional bubble sizing by a third metric
- Clickable legend for segment filtering
- Detail panel on hover/click
- Light/dark theme support

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

examples/customer-segmentation-server/tsconfig.json

@@ -0,0 +1,19 @@
+{
+  "compilerOptions": {
+    "target": "ESNext",
+    "lib": ["ESNext", "DOM", "DOM.Iterable"],
+    "module": "ESNext",
+    "moduleResolution": "bundler",
+    "allowImportingTsExtensions": true,
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "verbatimModuleSyntax": true,
+    "noEmit": true,
+    "strict": true,
+    "skipLibCheck": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "noFallthroughCasesInSwitch": true
+  },
+  "include": ["src", "server.ts"]
+}