Update docker-compose

• update signer service ENV variables
• remove invalid example task definition from initial mongo config
• fix container and host name for did resolver

@yordan.kinkov @valerii.kalashnikov

env/signer.env

@@ -7,3 +7,5 @@ HTTP_WRITE_TIMEOUT="10s"
 VAULT_ADDR="http://vault:8200"
 VAULT_TOKEN="hvs.SaCAgNfJk91T1Qikb3XxH3ve"
 VAULT_SIGNING_KEY="key1"
+VAULT_SUPPORTED_KEYS="ed25519,ecdsa-p256,ecdsa-p384,ecdsa-p521,rsa-2048"
+CREDENTIAL_ISSUER="http://signer:8080/v1/keys"