Looks good, id recommend wiring in a voltmeter panel in front of your 100amp fuse. For visual on the voltage of your battery obviously but also a visual on the status of your fuse
Would a remedy to your problem be swapped out the lifoo4 with lead acid or AGM batteries?
(Disclaimer: This is my first post and new to solar. I have only the knowledge ive read here and videos ive watched. I have more questions than answers)