feat: start dashboard

Catalogger.Backend/Database/Redis/RedisService.cs

@@ -29,6 +29,15 @@ public class RedisService(Config config)
 
     public IDatabase GetDatabase(int db = -1) => _multiplexer.GetDatabase(db);
 
+    public async Task SetStringAsync(string key, string value, TimeSpan? expiry = null) =>
+        await GetDatabase().StringSetAsync(key, value, expiry);
+
+    public async Task<string?> GetStringAsync(string key, bool delete = false)
+    {
+        var db = GetDatabase();
+        return delete ? await db.StringGetDeleteAsync(key) : await db.StringGetAsync(key);
+    }
+
     public async Task SetAsync<T>(string key, T value, TimeSpan? expiry = null)
     {
         var json = JsonSerializer.Serialize(value, _options);