feat: add CI workflow

.github/workflows/ci.yml

@@ -0,0 +1,21 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: dtolnay/rust-toolchain@stable
+      - uses: Swatinem/rust-cache@v2
+      - run: cargo fmt --check
+      - run: cargo build
+      - run: cargo test

src/commands/clean.rs

@@ -14,7 +14,11 @@ pub fn run() {
             Err(e) => panic!("Failed to remove {}: {}", dir, e),
         }
     }
-    eprintln!("Removed {} files, {}", file_count, format_bytes(total_bytes));
+    eprintln!(
+        "Removed {} files, {}",
+        file_count,
+        format_bytes(total_bytes)
+    );
 }
 
 fn walk_dir_stats(dir: &Path) -> (usize, u64) {