feat: initialize K-Shrink workspace with multiple crates for image shrinking utility

- Add Cargo.toml for workspace configuration with dependencies.
- Create README.md with project description, usage, and architecture details.
- Implement `bin` crate for the main executable, including clipboard processing logic.
- Add `config` crate for handling configuration in TOML format.
- Develop `lib` crate containing core image processing logic and error handling.
- Introduce `platform` crate for platform-specific clipboard interactions, starting with Wayland.
- Implement tests for image shrinking functionality and clipboard interactions.

Cargo.toml

@@ -0,0 +1,8 @@
+[workspace]
+members = ["crates/bin", "crates/config", "crates/lib", "crates/platform"]
+resolver = "2"
+
+[workspace.dependencies]
+thiserror = "2.0.18"
+anyhow = "1.0.102"
+tracing = "0.1.44"