feat: example tests

Program.cs

@@ -32,6 +32,11 @@ public class Program
                 using (var command = connection.CreateCommand())
                 {
                     // implment stuff here idc
+                    AuthorDto author = Team2.Team2.AddAuthor(connection, "John", "Doe", new DateTime(1990, 1, 1));
+                    AuthorDto getAuthor = Team4.Team4.GetAuthorById(connection, author.Id);
+
+                    
+
                 }
 
             }

src/team1.cs

@@ -5,6 +5,7 @@ namespace Team1
 {
     class Library
     {
+        private SqliteConnection connection;
         public Library(SqliteConnection connection)
         {
             this.connection = connection;

src/team4.cs

@@ -223,7 +223,7 @@ namespace Team4
                 using (var command = conn.CreateCommand())
                 {
                     command.CommandText = @"
-                        SELECT author.ID
+                        SELECT *
                         FROM Authors author
                         WHERE author.ID = @aid;";
                     command.Parameters.AddWithValue("@aid", authorID);