fix(git): include remote-only branches from ls-remote in branch lists (#2735)

fix(git): include remote-only branches from ls-remote in branch lists

packages/web/server/lib/git/service.js

@@ -3747,7 +3747,7 @@ async function filterActiveRemoteBranches(git, remoteBranches) {
       }
     }));
 
-    return remoteBranches.filter(remoteBranch => {
+    const activeBranches = remoteBranches.filter(remoteBranch => {
       const match = remoteBranch.match(/^remotes\/[^\/]+\/(.+)$/);
       if (!match) return false;
       const remoteName = remoteBranch.split('/')[1];
@@ -3755,6 +3755,25 @@ async function filterActiveRemoteBranches(git, remoteBranches) {
       if (unreachableRemotes.has(remoteName)) return true;
       return branchesByRemote.get(remoteName)?.has(branchName) ?? false;
     });
+
+    // A branch pushed to the remote that was never fetched locally has no
+    // remote-tracking ref, so `git branch` never reports it — but ls-remote
+    // just told us it exists. Add those so a freshly pushed branch shows up
+    // without requiring a fetch first (#2098). Unreachable remotes have no
+    // ls-remote data and therefore add nothing here; their local view above
+    // is preserved unchanged.
+    const seenBranches = new Set(activeBranches);
+    for (const [remoteName, actualRemoteBranches] of branchesByRemote) {
+      for (const branchName of actualRemoteBranches) {
+        const qualifiedBranch = `remotes/${remoteName}/${branchName}`;
+        if (!seenBranches.has(qualifiedBranch)) {
+          seenBranches.add(qualifiedBranch);
+          activeBranches.push(qualifiedBranch);
+        }
+      }
+    }
+
+    return activeBranches;
   } catch (error) {
     console.warn('Failed to filter active remote branches, returning all:', error.message);
     return remoteBranches;