feat: enable the use eszip feature flag for edge functions (#4791)

* feat: add use eszip feature flag

Co-authored-by: EwanValentine <EwanValentine@users.noreply.github.com>
Co-authored-by: token-generator-app[bot] <token-generator-app[bot]@users.noreply.github.com>

Author: EwanValentine

src/commands/deploy/deploy.js

@@ -410,7 +410,13 @@ const bundleEdgeFunctions = async (options) => {
     phase: 'start',
   })
 
-  const { severityCode, success } = await runCoreSteps(['edge_functions_bundling'], { ...options, buffer: true })
+  const { severityCode, success } = await runCoreSteps(['edge_functions_bundling'], {
+    ...options,
+    buffer: true,
+    featureFlags: {
+      edge_functions_produce_eszip: true,
+    },
+  })
 
   if (!success) {
     statusCb({

src/lib/build.js

@@ -35,6 +35,7 @@ const getBuildOptions = ({ cachedConfig, options: { context, cwd, debug, dry, js
   cwd,
   featureFlags: {
     functionsBundlingManifest: true,
+    edge_functions_produce_eszip: true,
   },
 })