Environment variables:
STASH_DB_USER=<string>
STASH_DB_PASS=<string>
STASH_READ_DB=<string>
STASH_EVENT_DB=<string>
STASH_TEST_READ_DB=<string>
STASH_TEST_EVENT_DB=<string>
STASH_DB_HOST=<string>
STASH_DNS_ADDR=<string>
STASH_DB_POOL_SIZE=<integer>
STASH_HTTP_PORT=<integer>
STASH_SECRET_KEY_BASE="<string>"
TMDB_TOKEN="<string>"