A community based topic aggregation platform built on atproto

fix(oauth): add OAUTH_SEAL_SECRET to prod docker-compose

Required for sealing session tokens in production.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

+1
docker-compose.prod.yml
···
# OAuth (for community account provisioning)
OAUTH_CLIENT_ID: ${OAUTH_CLIENT_ID}
OAUTH_REDIRECT_URI: ${OAUTH_REDIRECT_URI}
+
OAUTH_SEAL_SECRET: ${OAUTH_SEAL_SECRET}
# Application settings
PORT: 8080