fixing jsonSchema validation by using zod

package.json

@@ -0,0 +1,54 @@
+{
+  "name": "gds-mock-mcp",
+  "version": "0.1.0",
+  "description": "Mock Global Distribution System (GDS) MCP Server for testing and demonstration",
+  "type": "module",
+  "main": "dist/index.js",
+  "engines": {
+    "node": ">=20.0.0"
+  },
+  "scripts": {
+    "build": "tsc",
+    "start": "node dist/index.js",
+    "dev": "tsx watch src/index.ts --verbose --log-level DEBUG",
+    "start:js": "node src/index.ts",
+    "inspect": "npx @modelcontextprotocol/inspector node dist/index.js",
+    "lint": "eslint .",
+    "format": "prettier --write .",
+    "docker:build": "docker build -t gds-mock-mcp -f docker/Dockerfile .",
+    "docker:run": "docker-compose up",
+    "docker:down": "docker-compose down"
+  },
+  "dependencies": {
+    "@cfworker/json-schema": "^4.1.1",
+    "@modelcontextprotocol/express": "^2.0.0-alpha.2",
+    "@modelcontextprotocol/node": "^2.0.0-alpha.2",
+    "@modelcontextprotocol/sdk": "^1.29.0",
+    "@modelcontextprotocol/server": "^2.0.0-alpha.2",
+    "cors": "^2.8.5",
+    "express": "^5.2.1",
+    "express-rate-limit": "^8.3.2",
+    "ioredis": "^5.4.1",
+    "pino": "^9.5.0",
+    "zod": "^4.3.6"
+  },
+  "devDependencies": {
+    "@types/cors": "^2.8.19",
+    "@types/express": "^5.0.6",
+    "@types/node": "^25.6.0",
+    "eslint": "^9.0.0",
+    "prettier": "^3.0.0",
+    "tsx": "^4.21.0",
+    "typescript": "^6.0.2"
+  },
+  "keywords": [
+    "mcp",
+    "gds",
+    "mock",
+    "travel",
+    "booking",
+    "testing"
+  ],
+  "author": "",
+  "license": "MIT"
+}