adds saving and loading history to and from disk

Cargo.lock

@@ -1512,7 +1512,6 @@ dependencies = [
  "tokio-util",
  "tonic",
  "tonic-build",
- "uuid",
 ]
 
 [[package]]
@@ -1899,15 +1898,6 @@ dependencies = [
  "percent-encoding",
 ]
 
-[[package]]
-name = "uuid"
-version = "1.11.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f8c5f0a0af699448548ad1a2fbf920fb4bee257eae39953ba95cb84891a0446a"
-dependencies = [
- "getrandom",
-]
-
 [[package]]
 name = "version_check"
 version = "0.9.5"