v1.0.3 - In-note search, note history navigation, keyboard shortcuts

- Find in note (Ctrl+F): search within current note with match highlighting and navigation
- Global vault search moved to Ctrl+Shift+F
- Note history navigation: Alt+Left/Right and mouse back/forward buttons
- Search icon added to editor toolbar
- Escape closes Settings and Info panels
- Updated Info panel with new keyboard shortcuts
- Deb install type detection with APT upgrade instructions

src-tauri/src/commands.rs

@@ -1350,6 +1350,8 @@ pub fn get_install_type() -> String {
         "windows".to_string()
     } else if std::env::var("APPIMAGE").is_ok() {
         "appimage".to_string()
+    } else if std::path::Path::new("/var/lib/dpkg/info/helix-notes.list").exists() {
+        "deb".to_string()
     } else {
         "native".to_string()
     }