first draft of an accounts interface

pkg/accounts/accounts.go

@@ -0,0 +1,17 @@
+package accounts
+
+// Account is an accounts service interface
+type Account interface {
+	// Read a record
+	Read(key string) (*Record, error)
+	// Write a record
+	Write(Record) Record
+	// List all records
+	List() []*Record
+}
+
+// Record is an entry in the account storage
+type Record struct {
+	Key   string
+	Value []byte
+}