Add an example app which delays a flow

.vscode/settings.json

@@ -1,6 +1,9 @@
 // SPDX-FileCopyrightText: 2025 Contributors to the Media eXchange Layer project https://github.com/dmf-mxl/mxl/contributors.md
 // SPDX-License-Identifier: Apache-2.0
 {
+  "rust-analyzer.linkedProjects": [
+    "rust/Cargo.toml"
+  ],
   "files.associations": {
     "array": "cpp",
     "atomic": "cpp",
@@ -71,4 +74,4 @@
     "typeinfo": "cpp",
     "variant": "cpp"
   }
-}
+}

rust/.gitattributes

@@ -0,0 +1 @@
+Cargo.lock -diff

rust/.gitignore

@@ -0,0 +1,4 @@
+.DS_Store
+.idea
+.vscode
+target