Final v1.0.0 polish: fix license badge and add defensive error handling

- Replace auto-detect license badge with hardcoded BUSL-1.1 badge
- Update package.json license field to BUSL-1.1
- Update CHANGELOG.md release date to 2025-08-30
- Add try/catch error handling to POST /mcp endpoint for consistency

Author: lgutschow

CHANGELOG.md

@@ -7,7 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-## [1.0.0] - TBD
+## [1.0.0] - 2025-08-30
 
 ### Added
 - Complete MCP (Model Context Protocol) server implementation

README.md

@@ -1,6 +1,6 @@
 # FPE Demo MCP — FF3 Format Preserving Encryption Server
 
-![Version](https://img.shields.io/github/v/tag/Horizon-Digital-Engineering/fpe-demo-mcp?label=version&color=blue) ![License](https://img.shields.io/github/license/Horizon-Digital-Engineering/fpe-demo-mcp?color=green) ![CI](https://github.com/Horizon-Digital-Engineering/fpe-demo-mcp/actions/workflows/ci.yml/badge.svg) ![Node](https://img.shields.io/badge/node-%3E%3D18-brightgreen) ![TypeScript](https://img.shields.io/badge/TypeScript-5.0+-blue)
+![Version](https://img.shields.io/github/v/tag/Horizon-Digital-Engineering/fpe-demo-mcp?label=version&color=blue) ![License](https://img.shields.io/badge/license-BUSL--1.1-green) ![CI](https://github.com/Horizon-Digital-Engineering/fpe-demo-mcp/actions/workflows/ci.yml/badge.svg) ![Node](https://img.shields.io/badge/node-%3E%3D18-brightgreen) ![TypeScript](https://img.shields.io/badge/TypeScript-5.0+-blue)
 
 **FPE Demo MCP** is a lightweight MCP (Model Context Protocol) server that demonstrates **authentication** and **format‑preserving encryption (FF3 FPE)** in a clean, readable implementation. MCP is a JSON-RPC protocol that enables LLMs to securely call external tools and services.
 

package.json

@@ -68,6 +68,6 @@
     "url": "https://github.com/Horizon-Digital-Engineering/fpe-demo-mcp/issues"
   },
   "homepage": "https://github.com/Horizon-Digital-Engineering/fpe-demo-mcp#readme",
-  "license": "SEE LICENSE",
+  "license": "BUSL-1.1",
   "author": "Leslie Gutschow <[email protected]>"
 }

src/http-server.ts

@@ -257,7 +257,21 @@ app.post("/mcp", async (req, res) => {
   }
 
   // Handle the request
-  await transport.handleRequest(req, res, req.body);
+  try {
+    await transport.handleRequest(req, res, req.body);
+  } catch (err) {
+    console.error("POST request error:", err);
+    if (!res.headersSent) {
+      res.status(500).json({
+        jsonrpc: "2.0",
+        error: {
+          code: -32603,
+          message: "Internal Error"
+        },
+        id: req.body?.id || null
+      });
+    }
+  }
 });
 
 // GET endpoint for server→client notifications