add app_async

-- write invalid:
"UnexpectedEnd { additional: 385 }"

Cargo.lock

@@ -320,6 +320,24 @@ dependencies = [
  "zip",
 ]
 
+[[package]]
+name = "chgk_ledb_async"
+version = "1.1.0"
+dependencies = [
+ "async_zip",
+ "bincode",
+ "chgk_ledb_lib",
+ "clap 4.3.16",
+ "futures",
+ "rand",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "tempfile",
+ "tokio",
+ "tokio-stream",
+]
+
 [[package]]
 name = "chgk_ledb_lib"
 version = "1.1.0"
@@ -1538,6 +1556,7 @@ dependencies = [
  "autocfg",
  "backtrace",
  "bytes",
+ "num_cpus",
  "pin-project-lite",
  "tokio-macros",
 ]
@@ -1553,6 +1572,17 @@ dependencies = [
  "syn 2.0.26",
 ]
 
+[[package]]
+name = "tokio-stream"
+version = "0.1.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "397c988d37662c7dda6d2208364a706264bf3d6138b11d436cbac0ad38832842"
+dependencies = [
+ "futures-core",
+ "pin-project-lite",
+ "tokio",
+]
+
 [[package]]
 name = "tokio-util"
 version = "0.7.8"