Add multilingual Agila learning examples and Git practice guide

ceb/ada-first-program/main.adb

@@ -0,0 +1,11 @@
+with Ada.Text_IO;
+
+procedure Main is
+   Lessons_Done : Natural := 0;
+begin
+   Ada.Text_IO.Put_Line ("Ang una nakong sesyon sa pagtuon sa Agila");
+   Lessons_Done := Lessons_Done + 1;
+   if Lessons_Done = 1 then
+      Ada.Text_IO.Put_Line ("Nahuman ang usa ka leksiyon");
+   end if;
+end Main;