fix(next): align with route-handler framing in 16.4.5 and hash Bun patches into turbo tasks

Author: waleedlatif1

apps/sim/lib/core/utils/sse.ts

@@ -1,9 +1,10 @@
 /**
- * Standard headers for Server-Sent Events responses
+ * Standard headers for Server-Sent Events responses. `no-transform` keeps Next's response
+ * compression and intermediaries from buffering the stream to compress it.
  */
 export const SSE_HEADERS = {
   'Content-Type': 'text/event-stream',
-  'Cache-Control': 'no-cache',
+  'Cache-Control': 'no-cache, no-transform',
   Connection: 'keep-alive',
   'X-Accel-Buffering': 'no',
 } as const

apps/sim/lib/mothership/request/session/sse.ts

@@ -14,7 +14,4 @@ export function encodeSSEEnvelope(envelope: unknown): Uint8Array {
   return encoder.encode(`data: ${JSON.stringify(presented)}\n\n`)
 }
 
-export const SSE_RESPONSE_HEADERS = {
-  ...SSE_HEADERS,
-  'Content-Encoding': 'none',
-} as const
+export const SSE_RESPONSE_HEADERS = SSE_HEADERS

apps/sim/scripts/test-project-file-history-e2e.ts

@@ -69,7 +69,6 @@ async function verifyStreamedDownload(
     signal: AbortSignal.timeout(90_000),
   })
   assert.equal(response.status, 200)
-  assert.equal(Number(response.headers.get('content-length')), expectedBytes)
   assert.ok(response.body)
   const reader = response.body.getReader()
   const hash = createHash('sha256')

turbo.json

@@ -18,6 +18,10 @@
   // invalidate the cache.
   "cacheMaxAge": "7d",
   "cacheMaxSize": "40GB",
+  // Bun applies `patches/*` to installed dependencies, but `bun.lock` records only each patch's
+  // path, so editing a patch leaves every task hash unchanged and replays a build of the
+  // unpatched dependency. Hash the patch contents into every task.
+  "globalDependencies": ["patches/**"],
   "tasks": {
     "ci:runtime": {
       "dependsOn": ["^ci:runtime"],