Refactor file type checking for better consistency

Fix tests

src/cleanup/phase1.rs

@@ -1,13 +1,12 @@
 use crate::cleanup::database_updater::DatabaseUpdater;
 use crate::cleanup::types::{CleanupConfig, CleanupStats};
+use crate::file_types::IMAGE_EXTENSIONS;
 use anyhow::Result;
 use log::{error, warn};
 use std::path::PathBuf;
 
 // All supported image extensions to try
-const SUPPORTED_EXTENSIONS: &[&str] = &[
-    "jpg", "jpeg", "png", "webp", "tiff", "tif", "heif", "heic", "avif", "nef",
-];
+const SUPPORTED_EXTENSIONS: &[&str] = IMAGE_EXTENSIONS;
 
 /// Phase 1: Resolve missing files by searching for alternative extensions
 pub fn resolve_missing_files(
@@ -111,9 +110,10 @@ fn find_file_with_alternative_extension(
         if test_path.exists() {
             // Convert back to relative path
             if let Ok(rel) = test_path.strip_prefix(base_path)
-                && let Some(rel_str) = rel.to_str() {
-                    return Some(rel_str.to_string());
-                }
+                && let Some(rel_str) = rel.to_str()
+            {
+                return Some(rel_str.to_string());
+            }
         }
     }
 

src/cleanup/phase2.rs

@@ -183,26 +183,8 @@ pub fn validate_file_types(
 
 /// Check if a file is a supported media file based on extension
 fn is_supported_media_file(path: &Path) -> bool {
-    if let Some(ext) = path.extension()
-        && let Some(ext_str) = ext.to_str() {
-            let ext_lower = ext_str.to_lowercase();
-            return matches!(
-                ext_lower.as_str(),
-                "jpg"
-                    | "jpeg"
-                    | "png"
-                    | "webp"
-                    | "tiff"
-                    | "tif"
-                    | "heif"
-                    | "heic"
-                    | "avif"
-                    | "nef"
-                    | "mp4"
-                    | "mov"
-            );
-        }
-    false
+    use crate::file_types::is_media_file;
+    is_media_file(path)
 }
 
 #[derive(Debug)]