add some initial stuff

song_of_the_day/Data/DataContext.cs

@@ -0,0 +1,13 @@
+using Microsoft.EntityFrameworkCore;
+
+public class DataContext : DbContext
+{
+    public static DataContext Instance;
+
+    public DbSet<User> Users { get; set; }
+    public DbSet<Song> Songs { get; set; }
+    public DbSet<SongSuggestion> SongSuggestions { get; set; }
+
+    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        => optionsBuilder.UseNpgsql(@"Host=192.168.1.108:5477;Username=sotd;Password=SotdP0stgresP4ss;Database=sotd");
+}