feat: add 'Close launcher on game start' option and improve app termination behavior (#93)

* update main branch to release/v2.0.2b (#86)

* add more linux pkgs, create auto-release and pre-release feature for Github Actions

* removed package-lock from gitignore

* update .gitignore for local build

* add package-lock.json to maintain stability development

* update version to 2.0.2b also add deps for rpm and arch

* update 2.0.2b: add arm64 support, product and executable name, maintainers; remove snap;

* update 2.0.2b: add latest.yml for win & linux, arm64 support; remove snap

* fix release build naming

* Prepare release v2.0.2b

* feat: add 'Close launcher on game start' option and improve app termination behavior

- Added 'Close launcher on game start' setting in GUI and backend.
- Implemented automatic app quit after game launch if setting is enabled.
- Added Cmd+Q (Mac) and Ctrl+Q/Alt+F4 (Win/Linux) shortcuts to quit the app.
- Updated 'window-close' handler to fully quit the app instead of just closing the window.
- Added i18n support for the new setting in English, Spanish, and Portuguese.

---------

Co-authored-by: Fazri Gading <fazrigading@gmail.com>
Co-authored-by: Arnav Singh <hi.arnavsingh3@gmail.com>

GUI/index.html

@@ -431,6 +431,27 @@
                                     </div>
                                 </div>
 
+                                <div class="settings-section">
+                                    <h3 class="settings-section-title">
+                                        <i class="fas fa-window-close"></i>
+                                        <span data-i18n="settings.closeLauncher">Launcher Behavior</span>
+                                    </h3>
+
+                                    <div class="settings-option">
+                                        <label class="settings-checkbox">
+                                            <input type="checkbox" id="closeLauncherCheck" />
+                                            <span class="checkmark"></span>
+                                            <div class="checkbox-content">
+                                                <div class="checkbox-title" data-i18n="settings.closeOnStart">Close Launcher on game start</div>
+                                                <div class="checkbox-description" data-i18n="settings.closeOnStartDescription">
+                                                  Automatically close the launcher after Hytale has launched
+                                                </div>
+                                            </div>
+                                        </label>
+                                    </div>
+                                </div>
+
+
                                 <div class="settings-section">
                                     <h3 class="settings-section-title">
                                         <i class="fas fa-coffee"></i>