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.

crates/config/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "config"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+serde = { version = "1", features = ["derive"] }
+toml = "0.8"
+dirs = "5"
+thiserror = { workspace = true }
+lib = { path = "../lib" }