Add project branding and update README structure

- Add project icon and badges to README
- Update crate description to "The Rust CLI Framework"
- Add table of contents and improve section organization
- Move guide.txt to resources directory and update version reference
- Add example-completion Cargo.lock for new example
- Remove unused main.rs file

1 files changed, 0 insertions, 0 deletions

diff --git a/res/icon.png b/res/icon.png
new file mode 100644
index 0000000..4fa4f03
--- /dev/null
+++ b/res/icon.png