Merge branch 'fix/obfsvpn' into 'main'

fix - config/services.bitmask.yml - add env PERSIST_BRIDGE_STATE for calling obfsvpn-server with --persist true flag

See merge request !77

config/services.bitmask.yml

@@ -137,5 +137,6 @@ obfsvpn:
         OBFS4_KEY_FILE: /opt/obfsvpn/data/obfs4_state.json
         # necessary for traditional/non-hopping mode
         OBFS4_PORT: "443"
+        PERSIST_BRIDGE_STATE: "true"
         LOGLEVEL: DEBUG