feat: reduce executable size

# Slim executables

```toml
[profile.release]
strip = true
opt-level = "z"
codegen-units = 1
lto = true
```

## References
- https://doc.rust-lang.org/stable/rustc/codegen-options/
- https://doc.rust-lang.org/rustc/profile-guided-optimization.html
- https://github.com/johnthagen/min-sized-rust

Author: YOU54F

Cargo.toml

@@ -88,3 +88,8 @@ trim-margin = "0.1.0"
 built = { version = "0.7.2", features = [ "git2" ] }
 os_info = "3.8.2"
 
+[profile.release]
+strip = true
+opt-level = "z"
+codegen-units = 1
+lto = true