Add multilingual language and systems learning tracks

tl/expanded-22-1/README.md

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+# CPU Architecture at Portability · 1
+
+[Agila University track](https://edu.agilaos.com/track.php?track=22&lang=tl)
+
+Mga 15 minuto bawat aralin. Hulaan, patakbuhin, baguhin, ipaliwanag, at sagutan ang pagsusulit sa University.
+
+- [Lesson 1: Source, machine code, at ISA](lesson-1/lesson.html)
+- [Lesson 2: Bit, byte, at lapad ng integer](lesson-2/lesson.html)
+- [Lesson 3: Patakaran sa byte order ang endianness](lesson-3/lesson.html)