CCM-7940: Review comments

Author: chris-elliott-nhsd

lambdas/event-publisher/build.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+set -euo pipefail
+
+rm -rf dist
+
+npx esbuild \
+    --bundle \
+    --minify \
+    --sourcemap \
+    --target=es2020 \
+    --platform=node \
+    --loader:.node=file \
+    --entry-names=[name] \
+    --outdir=dist \
+    src/event-publisher.ts

lambdas/event-publisher/package.json

@@ -22,7 +22,7 @@
   "private": true,
   "scripts": {
     "generate-json-schema": "tsx ./src/generate-json-schema.ts",
-    "lambda-build": "rm -rf dist && npx esbuild --bundle --minify --sourcemap --target=es2020 --platform=node --loader:.node=file --entry-names=[name] --outdir=dist src/event-publisher.ts",
+    "lambda-build": "./build.sh",
     "lint": "eslint .",
     "lint:fix": "eslint . --fix",
     "test:unit": "jest",

lambdas/event-publisher/src/generate-json-schema.ts

@@ -5,7 +5,7 @@ import { $TemplateDraftedEvent } from './domain/individual-event-schemas/templat
 
 import { toJSONSchema } from 'zod';
 
-mkdirSync('./json-schemas');
+mkdirSync('./json-schemas', { recursive: true });
 
 const templateCompletedJsonSchema = toJSONSchema($TemplateCompletedEvent);
 writeFileSync(