Add session memory, resize mode tabs, improved output summary

pixstrip-core/src/storage.rs

@@ -167,6 +167,7 @@ impl Default for ConfigStore {
 // --- Session Store ---
 
 #[derive(Debug, Clone, Default, Serialize, Deserialize)]
+#[serde(default)]
 pub struct SessionState {
     pub last_input_dir: Option<String>,
     pub last_output_dir: Option<String>,
@@ -175,6 +176,18 @@ pub struct SessionState {
     pub window_width: Option<i32>,
     pub window_height: Option<i32>,
     pub window_maximized: bool,
+    // Last-used wizard settings
+    pub resize_enabled: Option<bool>,
+    pub resize_width: Option<u32>,
+    pub resize_height: Option<u32>,
+    pub convert_enabled: Option<bool>,
+    pub convert_format: Option<String>,
+    pub compress_enabled: Option<bool>,
+    pub quality_preset: Option<String>,
+    pub metadata_enabled: Option<bool>,
+    pub metadata_mode: Option<String>,
+    pub watermark_enabled: Option<bool>,
+    pub rename_enabled: Option<bool>,
 }
 
 pub struct SessionStore {