release: regenerate Cargo.lock in CI before locked build to include target-specific deps

.github/workflows/release.yml

@@ -189,6 +189,13 @@ jobs:
           ' .workspace-crate-names Cargo.lock > Cargo.lock.tmp && mv Cargo.lock.tmp Cargo.lock
         fi
         rm -f .workspace-crate-names
+
+        # Ensure Cargo.lock is regenerated for this runner's target so that
+        # subsequent `cargo build --locked` does not fail due to missing
+        # target-specific dependencies. This does not publish changes; it only
+        # updates the lockfile in the workspace checkout for this job.
+        echo "🔒 Regenerating Cargo.lock for current runner target"
+        cargo generate-lockfile
       shell: bash
 
     - name: Build binaries