I unfortunately don't have time to go through the thread, but I will hop in on this point.
Rashi on Bereshis bara holds that the description of the creation is at least not in literal order:
Rambam, Moreh Nevuchim 2:29, holds that the account of Creation is nonliteral and its true meaning is hidden:
With all due respect, you did not understand the Rashi or the Rambam.
Rashi is clearly speaking only about the first 2 Pesukim of Bereishis where it mentions the creation of the heaven, earth, water and Ruach but there is no chronology mentioned. In the rest of the account of creation Rashi clearly takes a literal approach (in fact Rashi is the biggest proponent of the approach that אין מקרא יוצא מידי פשוטו, in effect he is the biggest literalist amongst all the Mefarshei Hamikra).
The Rambam's meaning of מעשה בראשית is the metaphysical discussion of the makeup of the physical world and what's in it that is discussed in chapters 3-4 of Hilchos Yesodey Hatorah as he says in 4:10 of Yesodei Hatorah:
כל הדברים האלו שדברנו בענין זה כמר מדלי הם ודברים עמוקים הם אבל אינם כענין עומק פרק ראשון ושני וביאור כל אלו הדברים שבפרק שלישי ורביעי הוא הנקרא מעשה בראשית וכך צוו החכמים הראשונים שאין דורשין בדברים האלו ברבים אלא לאדם אחד מודיעין דברים אלו ומלמדין אותן: