Run a sliding sync proxy. An implementation of MSC3575 for you Synapse Backend. Setup Process: Requires Postgres 13+. createdb syncv3 SYNCV3_SERVER Required. The destination homeserver to talk to (CS API HTTPS URL) e.g 'https://matrix-client.matrix.org' (Supports unix socket: /path/to/socket) SYNCV3_DB Required. The postgres connection string: https://www.postgresql.org/docs/current/libpq-connect.html#LIBPQ-CONNSTRING SYNCV3_SECRET Required. A secret to use to encrypt access tokens. Must remain the same for the lifetime of the database. SYNCV3_BINDADDR Default: 0.0.0.0:8008. The interface and port to listen on. (Supports unix socket: /path/to/socket) Create the secret with: openssl rand -hex 32 More Information: https://github.com/matrix-org/sliding-sync