Awnings are already costly replacements that get damaged. Lipperts new solar awning is an exciting idea but will be extremely costly when it needs to be replaced.
But, with 300w of solar, it may be a good option for most users. The size would be good enough for a single 1200w lithium battery.
https://rvbusiness.com/lippert-awning-offers-industrys-first-flexible-solar-canopy/