feat: migrate to criterion

Author: art049

.github/workflows/codspeed.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Setup Rust
         uses: dtolnay/rust-toolchain@stable
         with:
-          toolchain: 1.83.0
+          toolchain: stable
 
       - name: Cache cargo registry
         uses: actions/cache@v4

.gitignore

@@ -1,6 +1,5 @@
 # Rust build artifacts
 /target/
-Cargo.lock
 
 # IDE files
 .vscode/