Merge pull request #3084 from nspcc-dev/wrkshp-upd

examples, config: minor adjustments for workshop

config/protocol.privnet.docker.four.yml

@@ -73,6 +73,7 @@ ApplicationConfiguration:
       - ":30336"
     MaxGasInvoke: 15
     EnableCORSWorkaround: false
+    SessionEnabled: true
   Prometheus:
     Enabled: true
     Addresses:

config/protocol.privnet.docker.one.yml

@@ -73,6 +73,7 @@ ApplicationConfiguration:
       - ":30333"
     MaxGasInvoke: 15
     EnableCORSWorkaround: false
+    SessionEnabled: true
   Prometheus:
     Enabled: true
     Addresses:

config/protocol.privnet.docker.single.yml

@@ -64,6 +64,7 @@ ApplicationConfiguration:
       - ":30333"
     EnableCORSWorkaround: false
     MaxGasInvoke: 15
+    SessionEnabled: true
   Prometheus:
     Enabled: true
     Addresses:

config/protocol.privnet.docker.three.yml

@@ -73,6 +73,7 @@ ApplicationConfiguration:
       - ":30335"
     MaxGasInvoke: 15
     EnableCORSWorkaround: false
+    SessionEnabled: true
   Prometheus:
     Enabled: true
     Addresses:

config/protocol.privnet.docker.two.yml

@@ -73,6 +73,7 @@ ApplicationConfiguration:
     EnableCORSWorkaround: false
     Addresses:
       - ":30334"
+    SessionEnabled: true
   Prometheus:
     Enabled: true
     Addresses:

examples/storage/storage.go

@@ -54,3 +54,9 @@ func Find(value []byte) []string {
 	}
 	return result
 }
+
+// FindReturnIter returns an iterator over key-value pairs with the key that has the specified prefix.
+func FindReturnIter(prefix []byte) iterator.Iterator {
+	iter := storage.Find(ctx, prefix, storage.None)
+	return iter
+}