message: Add rerun-if-changed output to integration test build.rs
  The build.rs of the integration tests shall be executed if one of the
  container sources or it's manifest is updated.
diff: @@ -39,6 +39,14 @@ fn main() {
  "test-resource",
  ] {
  let dir = Path::new(dir);
  +
  + // Rerun this script if the source or manifest is updated
  + println!("cargo:rerun-if-changed={}/manifest.yaml", dir.display());
  + let src_dir = dir.join("src");
  + if src_dir.exists() {
  + println!("cargo:rerun-if-changed={}", src_dir.display());
  + }
  +
  // Build crate if a Cargo manifest is included in the directory
  let cargo_manifest = dir.join("Cargo.toml");
  @@ -71,7 +79,7 @@ fn main() {
  };
  npk::npk::pack(
  - &dir.join(Path::new("manifest.yaml")),
  + &dir.join("manifest.yaml"),
  &root,
  out_dir,
  Some(Path::new(KEY)),
  