fix(fec): fix missing template.json when running fec dev

Author: florkbr

packages/config/tsconfig.build.json

@@ -7,6 +7,7 @@
     "module": "commonjs",
     "target": "ES5",
     "rootDir": "src",
+    "resolveJsonModule": true,
   },
   "include": ["src/**/*.ts"],
   "exclude": ["jest.config.ts", "src/**/*.spec.ts", "src/**/*.test.ts", "src/**/*.test.tsx", "src/**/*.test.jsx", "src/**/*.spec.js", "src/**/*.test.js"]