Init PR CI workflow for layer

Author: mxiamxia

.github/workflows/pr-build.yml

@@ -38,6 +38,8 @@ jobs:
         run: npm ci
       - name: Compile all NPM projects
         run: npm run compile
+      - name: Build Lambda Layer
+        run: npm run build-lambda
       - name: Unit tests (Full)
         run: npm run test:coverage
       - name: Report Coverage

lambda-layer/sample-apps/aws-sdk/.eslintrc

@@ -0,0 +1,16 @@
+{
+  "env": {
+    "node": true
+  },
+  "extends": "airbnb-base",
+  "parserOptions": {
+    "sourceType": "script"
+  },
+  "rules": {
+    "strict": ["error", "global"],
+    "no-use-before-define": ["error", "nofunc"],
+    "no-console": "off",
+    "import/no-unresolved": "off",
+    "no-unused-vars": ["error", { "argsIgnorePattern": "^_" }]
+  }
+}

lambda-layer/sample-apps/aws-sdk/.eslintrc.js

@@ -8,7 +8,7 @@ import { S3 } from '@aws-sdk/client-s3';
 
 const s3 = new S3();
 
-exports.handler = async (event: APIGatewayProxyEvent, context: Context) => {
+exports.handler = async (_event: APIGatewayProxyEvent, _context: Context) => {
   console.info('Serving lambda request.');
 
   const result = await s3.listBuckets();

lambda-layer/sample-apps/aws-sdk/src/index.ts

@@ -15,6 +15,7 @@
     "version:update": "lerna run version:update",
     "lint:readme": "lerna run lint:readme",
     "compile": "lerna run compile",
+    "build-lambda": "./lambda-layer/build.sh",
     "prewatch": "npm run precompile",
     "test": "lerna run test",
     "test:coverage": "lerna run test:coverage",