feat: Game Struct started and tests on the way

src/gamedata/mod.rs

@@ -0,0 +1,21 @@
+#[cfg(test)]
+mod tests;
+pub struct Board {
+    p1_score: i32,
+    p2_score: i32,
+    columns: Vec<Vec<i32>>,
+}
+
+impl Default for Board {
+    fn default() -> Self {
+        let mut columns = Vec::with_capacity(6);
+        for _num in 0..7 {
+            columns.push(Vec::with_capacity(7))
+        }
+        Self {
+            p1_score: 0,
+            p2_score: 0,
+            columns,
+        }
+    }
+}