feat: add db model for statistics

Migrations/ApplicationDbContextModelSnapshot.cs

@@ -113,6 +113,32 @@ namespace QuotifyBE.Migrations
                     b.ToTable("QuoteCategories");
                 });
 
+            modelBuilder.Entity("QuotifyBE.Entities.Statistic", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int?>("IValue")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Label")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("SValue")
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Label")
+                        .IsUnique();
+
+                    b.ToTable("Statistics");
+                });
+
             modelBuilder.Entity("QuotifyBE.Entities.User", b =>
                 {
                     b.Property<int>("Id")