ci: allow commits on top of beta PRs (#11924)

.github/workflows/nix-hashes.yml

@@ -6,7 +6,7 @@ permissions:
 on:
   workflow_dispatch:
   push:
-    branches: [dev]
+    branches: [dev, beta]
     paths:
       - "bun.lock"
       - "package.json"

script/beta.ts

@@ -128,10 +128,15 @@ async function main() {
   await $`git fetch origin beta`
 
   const localTree = await $`git rev-parse beta^{tree}`.text()
-  const remoteTree = await $`git rev-parse origin/beta^{tree}`.text()
-
-  if (localTree.trim() === remoteTree.trim()) {
-    console.log("Beta branch has identical contents, no push needed")
+  const remoteTrees = (await $`git log origin/dev..origin/beta --format=%T`.text()).split("\n")
+
+  const matchIdx = remoteTrees.indexOf(localTree.trim())
+  if (matchIdx !== -1) {
+    if (matchIdx !== 0) {
+      console.log(`Beta branch contains this sync, but additional commits exist after it. Leaving beta branch as is.`)
+    } else {
+      console.log("Beta branch has identical contents, no push needed")
+    }
     return
   }