fix: use sqlite

provision-openfga.sh

@@ -46,8 +46,8 @@ log:
   format: text
   level: info # none, debug, info, warn, error, panic, fatal.
 datastore:
-  engine: postgres
-  uri: postgres://openfga:abracadabra@$POSTGRES_FQDN:5432/openfga
+  engine: sqlite
+  uri: file:/opt/openfga/openfga.db
 authn:
   method: preshared
   preshared:
@@ -55,17 +55,17 @@ authn:
       - abracadabra
 grpc:
   # TODO change this back to :8081 once https://github.com/openfga/openfga/issues/640 is fixed.
-  addr: $OPENFGA_FQDN:8081
+  addr: 127.0.0.1:8081
   tls:
     enabled: false
 http:
   enabled: true
-  addr: :8080
+  addr: 127.0.0.1:8080
   tls:
     enabled: false
 metrics:
   enabled: true
-  addr: :2112
+  addr: 127.0.0.1:2112
 playground:
   enabled: false
   port: 3000