Add CloudFront invalidation support and update dependencies

- Introduced @aws-sdk/client-cloudfront to handle CloudFront invalidations.
- Updated package.json and package-lock.json to include the new dependency.
- Modified serverless.yml to add environment variable for CloudFront distribution ID.
- Enhanced syncMap function to create CloudFront invalidations after syncing map data.

Author: jboolean

backend/package-lock.json

@@ -20,6 +20,7 @@
   "author": "Julian Boilen",
   "license": "ISC",
   "devDependencies": {
+    "@aws-sdk/client-cloudfront": "^3.741.0",
     "@aws-sdk/client-s3": "^3.741.0",
     "@hey-api/openapi-ts": "^0.64.1",
     "@sparticuz/chromium": "^132.0.0",

backend/package.json

@@ -18,6 +18,10 @@ provider:
           Action: 
             - s3:*
           Resource: "*"
+        - Effect: Allow
+          Action:
+            - cloudfront:CreateInvalidation
+          Resource: "*"
   environment:
     STAGE: ${sls:stage}
     DB_HOST: ${ssm:/${self:service}-${sls:stage}-db-host}
@@ -37,6 +41,7 @@ provider:
     OPENAI_SK: ${ssm:/${self:service}-${sls:stage}-openai-sk}
     RAPIDAPI_API_KEY: ${ssm:/${self:service}-${sls:stage}-rapidapi-api-key}
     PRINTFUL_SK: ${ssm:/${self:service}-${sls:stage}-printful-sk}
+    MAPTILES_CLOUDFRONT_DISTRIBUTION_ID: ${ssm:/${self:service}-${sls:stage}-maptiles-cloudfront-distribution-id}
 plugins:
   - serverless-plugin-conditional-functions
   - serverless-webpack

backend/serverless.yml

@@ -1,3 +1,4 @@
+import { CloudFrontClient, CreateInvalidationCommand } from '@aws-sdk/client-cloudfront';
 import { PutObjectCommand, S3Client } from '@aws-sdk/client-s3';
 import { createReadStream } from 'fs';
 import { getRepository } from 'typeorm';
@@ -7,6 +8,7 @@ import EffectiveAddress from '../entities/EffectiveAddress';
 import EffectiveGeocode from '../entities/EffectiveGeocode';
 
 const s3 = new S3Client();
+const cloudFront = new CloudFrontClient();
 
 export default async function syncMap(): Promise<void> {
   console.log('Refreshing effective addresses...');
@@ -46,5 +48,25 @@ export default async function syncMap(): Promise<void> {
     })
   );
 
+  console.log('Creating CloudFront invalidation...');
+  const distributionId = process.env.MAPTILES_CLOUDFRONT_DISTRIBUTION_ID;
+  if (distributionId) {
+    await cloudFront.send(
+      new CreateInvalidationCommand({
+        DistributionId: distributionId,
+        InvalidationBatch: {
+          Paths: {
+            Quantity: 1,
+            Items: ['/photos-1940s.pmtiles'],
+          },
+          CallerReference: `sync-map-${Date.now()}`,
+        },
+      })
+    );
+    console.log('CloudFront invalidation created successfully.');
+  } else {
+    console.log('MAPTILES_CLOUDFRONT_DISTRIBUTION_ID not set, skipping invalidation.');
+  }
+
   console.log('Sync of map data complete.');
 }