fix: handle deserialization error (#3)

* fix: handle deserialization error

* ci: log cargo-deny output

* ci: if failure, print cargo deny output

* ci: log warnings on cargo deny step

On v1.0.0

refactor: code cleanup (#2)

* refactor: code cleanup

- Remove `lazy_static` dependency.
- Use `PathBuf`s instead of strings where appropriate in CLI args parse.
- Move template outside `src` directory.
- Reuse code in golden test.

* style: modify flag name

* refactor: typed approach

* style(ci): use correct steps and action inputs

* chore: remove makefile

* fix(ci): command line arg

* docs: wording

* fix(ci): use template from dedicated directory

* style: log when finished

* fix(ci): template directory name

* feat: use single template file

* ci: change file status check

* fix(ci): bash regexp

* style: error printing

* ci: cleaner template

* ci: inspect notices file contents

* ci(action): inspect notices file contents

* fix: template should not list the project's own library as a third party

* ci: "eat your own dog food"

* test(action): set up own branch

* fix: change command line arg, align docs

* docs(golden test): align