Well if you ask me there are many of them.
This here on Tripoto is a great place to discuss things and receive genuine suggestions.
Plus, there are many travel and himalayan groups on facebook. But they have a long process of even posting your query.
I just ride 3000k after lockdown on my bike Delhi to rishikesh to dehradun to mussoori to yamonotri to tiuni to hanol to narkanda to Shimla to Mandi to bhuntar to manikaran to kasol to tosh
Definately , you can stay, as in 2018 we have visited and stayed for the same 2 nights and 3 days in Auli and Chopta . The short itinerary will be like , Your first night if you are reaching will be in Auli and next full day Auli Gurson Bugyal and Joshimath Visit, evening depart and try to reach before 9-10 o clock to chopta, next day Chopta and Chandrashila trek and return
There may be some challenges as covid has again hit and govt is already planning to shut some areas and they will be checking the report too if you are entering himachal
Hey it's not weird it's common as it's your first solo trip. You can explore and enjoy more in your solo trip. Don't be scared it's gonna be fine. You'll have a whole new experience. All the best..
We do provide kedarkantha trek.. if you want to go with us..you are welcome... also carry adequate necessary items if camping on your own... but in that case you need to get the forest official permission to trek.