Add pre-commit hooks for code quality

- Add .pre-commit-config.yaml with rustfmt, clippy, and cargo check
- Include standard pre-commit hooks for whitespace and file fixes
- Update README with development setup instructions
- Fix formatting and trailing whitespace in various files

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/builder/mod.rs

@@ -57,11 +57,15 @@ impl RustBuilder {
                 } else {
                     // Try common linker names on other platforms
                     let linkers = if cfg!(target_os = "macos") {
-                        vec!["x86_64-unknown-linux-musl-gcc", "x86_64-linux-musl-gcc", "musl-gcc"]
+                        vec![
+                            "x86_64-unknown-linux-musl-gcc",
+                            "x86_64-linux-musl-gcc",
+                            "musl-gcc",
+                        ]
                     } else {
                         vec!["x86_64-linux-musl-gcc", "musl-gcc", "x86_64-linux-gnu-gcc"]
                     };
-                    
+
                     for linker in &linkers {
                         if which::which(linker).is_ok() {
                             cmd.env("CARGO_TARGET_X86_64_UNKNOWN_LINUX_MUSL_LINKER", linker);