Method stamp_last_synced_commit

src/tracedecay/indexing.rs:1179–1194

(&self)

    }

    async fn stamp_last_synced_commit(&self) {
        // Scope the gix values so they drop before the `.await`:
        // `gix::Repository`/`Commit` are `!Send`, and holding them across the
        // await would make every sync future `!Send`, breaking `tokio::spawn`
        // of anything that syncs (sync-on-read, scheduler, git watcher).
        let hex_oid = {
            let Ok(repo) = gix::open(&self.project_root) else {
                return;
            };
            let Ok(head) = repo.head_commit() else {
                return;
            };
            head.id().to_hex().to_string()
        };
        let _ = self.db.set_metadata("last_synced_commit", &hex_oid).await;
    }

    /// Returns the git HEAD commit id recorded at the last successful sync,
    /// or `None` if it was never stamped (e.g. index predates this feature,