feat: ignore file listed in .gitignore, .ignore and .rgignore

Cargo.toml

@@ -8,3 +8,4 @@ anyhow = "1.0"
 regex = "1.10"
 ureq = "2.10"
 kxio = "1.2"
+ignore = "0.4"

src/main.rs

@@ -25,12 +25,19 @@ fn main() -> Result<()> {
     println!("Prefix: {}", config.prefix_pattern);
     println!("Issues: {}", config.issue_pattern);
 
-    // TODO: scan files in workdir
-    // TODO: ignore files listed in .rgignore .ignore or .gitignore
-
     let mut found_markers = FoundMarkers::default();
 
-    scan_files(&config, &mut found_markers)?;
+    for file in ignore::WalkBuilder::new(config.fs.base())
+        .hidden(false)
+        .build()
+        .flatten()
+    {
+        let path = file.path();
+        if path.ends_with("/") {
+            continue;
+        }
+        scan_file(path, &config, &mut found_markers)?;
+    }
 
     println!("{found_markers:?}");
 
@@ -82,23 +89,6 @@ impl FoundMarkers {
     }
 }
 
-fn scan_files(config: &Config, found_markers: &mut FoundMarkers) -> Result<()> {
-    scan_dir(config.fs.base(), config, found_markers)
-}
-
-fn scan_dir(dir: &Path, config: &Config, found_markers: &mut FoundMarkers) -> Result<()> {
-    println!("dir : {}", dir.to_string_lossy());
-    let read_dir = config.fs.dir_read(dir)?;
-    for entry in read_dir {
-        match entry? {
-            DirItem::File(file) => scan_file(&file, config, found_markers),
-            DirItem::Dir(dir) => scan_dir(&dir, config, found_markers),
-            DirItem::SymLink(_) | DirItem::Fifo(_) | DirItem::Unsupported(_) => Ok(()),
-        }?;
-    }
-    Ok(())
-}
-
 fn scan_file(file: &Path, config: &Config, found_markers: &mut FoundMarkers) -> Result<()> {
     println!("file: {}", file.to_string_lossy());
     config