Guess Meek is pretty dead: Domain fronting - Wikipedia
https://metrics.torproject.org/rs.html#search/transport:meek
From the announcement:
A static IPv4 address (preferred)
A self-hosted website
A valid SSL/TLS certificate (e.g., Let's Encrypt)
Bandwidth usage: at least 1 TB/month, but more is recommendable.
But check your /var/lib/tor/stats/bridge-stats first. Maybe you still have multiple users from Russia who are fine with your current setup…