Merge pull request #3991 from backstage/orkohunter/fix-aws-gcs-publisher-image-routing

.changeset/grumpy-trains-juggle.md

@@ -0,0 +1,5 @@
+---
+'@backstage/techdocs-common': patch
+---
+
+Fix bug where binary files (`png`, etc.) could not load when using AWS or GCS publisher.

packages/techdocs-common/src/stages/publish/awsS3.ts

@@ -186,7 +186,7 @@ export class AwsS3Publish implements PublisherBase {
           fileStreamChunks.push(chunk);
         })
         .on('end', () => {
-          const fileContent = Buffer.concat(fileStreamChunks).toString();
+          const fileContent = Buffer.concat(fileStreamChunks);
           // Inject response headers
           for (const [headerKey, headerValue] of Object.entries(
             responseHeaders,

packages/techdocs-common/src/stages/publish/googleStorage.ts

@@ -184,7 +184,7 @@ export class GoogleGCSPublish implements PublisherBase {
           fileStreamChunks.push(chunk);
         })
         .on('end', () => {
-          const fileContent = Buffer.concat(fileStreamChunks).toString();
+          const fileContent = Buffer.concat(fileStreamChunks);
           // Inject response headers
           for (const [headerKey, headerValue] of Object.entries(
             responseHeaders,