If the FF15 DLCs were actually part of the game

By this, I mean my personal headcanon as to how exactly the DLC episodes would fit into the main game down to which cutscenes are used to transition between each one.
[Timestamps]
00:00 - Spoiler Warning
00:05 - Episode Gladio
05:04 - Episode Ignis
12:30 - Episode Prompto
19:37 - Episode Prompto Post-Credits Scene
22:33 - Episode Ignis Post-Credits Scene