Enable base64 encoding for function responses

Set process.env.BINARY_SUPPORT to "yes" to enable support for base64
encoding in next-aws-lambda.

Author: FinnWoelm

lib/netlifyFunctionTemplate.js

@@ -42,6 +42,13 @@ exports.handler = (event, context, callback) => {
     event.multiValueQueryStringParameters = event.queryStringParameters;
   }
 
+  // Enable support for base64 encoding.
+  // This is used by next-aws-lambda to determine whether to encode the response
+  // body as base64.
+  if (!process.env.hasOwnProperty("BINARY_SUPPORT")) {
+    process.env.BINARY_SUPPORT = "yes";
+  }
+
   // Get the request URL
   const { path } = event;
   console.log("[request]", path);

package.json

@@ -27,7 +27,7 @@
   "scripts": {
     "format": "prettier --write .",
     "test": "jest --config tests/jest.config.js",
-    "cypress:local": "env CYPRESS_DEPLOY=local   cypress run --config-file false --config video=false",
+    "cypress:local": "env CYPRESS_DEPLOY=local cypress run --config-file false --config video=false",
     "cypress:netlify": "env CYPRESS_DEPLOY=netlify cypress run --config-file false --config video=false",
     "cypress:local:testonly": "env CYPRESS_SKIP_DEPLOY=true npm run cypress:local",
     "cypress:netlify:testonly": "env CYPRESS_SKIP_DEPLOY=true npm run cypress:netlify"