Update README with database changes

Author: dwaynebradley

README.md

@@ -4,20 +4,24 @@ Piggy Bank is a secrets storage tool for applications that works with NATS. Secr
 
 A decryption key is returned from the initialization phase. If this key is lost, all of the data is unrecoverable.
 
+## Add KV bucket
+
+Be sure to add the KV bucket to NATS: `nats kv add piggybank`
+
 ## Example Usage
 
 1. Start piggybank `piggybank start`
-2. Initialize the database `nats req piggybank.database.initialize ""`
-3. Unlock the database with key sent from step 1 `nats req piggybank.database.unlock '{"database_key": "foobar"}'`
+2. Initialize the database `nats req piggybankdb.initialize ""`
+3. Unlock the database with key sent from step 1 `nats req piggybankdb.unlock '{"database_key": "foobar"}'`
 4. Add a secret for an application `nats req -H method:post piggybank.myapplication.registrySecret "somesecrettext"`
-5. Retrieve a secret `nats req -H method:get piggybank.myapplication.registrySecret`
-6. Lock the database `nats req piggybank.database.lock ""`
-7. Try to retrieve the secret again `nats req -H method:get piggybank.myapplication.registrySecret`
+5. Retrieve a secret `nats req -H method:get piggybank.myapplication.registrySecret ""`
+6. Lock the database `nats req piggybankdb.lock ""`
+7. Try to retrieve the secret again `nats req -H method:get piggybank.myapplication.registrySecret ""`
 
 ## Permissions
 Permissions are defined as normal NATS subject permissions. If you have access to a subject, then you can retrieve the secrets. This means the permissions can be as granular as desired.
 
 ## Config
 Piggy Bank requires a config file. It uses Cue to read the configs, but the configs can also be in json or yaml format.
 
-The Cue schema is in `cmd/schema.cue`.
+The Cue schema is in `cmd/schema.cue`.