feat: add setting to change and hotreload locale (#1817)

* feat: add setting to change and hotreload locale

* fix: typo in component id

* feat: add persistent locale setting

* feat: wrap useLocale in a settings set hook, enable locale hotreload when editing settings file

* chore: update translation and settings file

* feat: enable fuzzy search in locale setting

* fix: regenerate translations with official plugins cloned

* fix: revert back to system's locale for displaying certain time formats

quickshell/Common/SettingsData.qml

@@ -149,6 +149,7 @@ Singleton {
     property int mangoLayoutRadiusOverride: -1
     property int mangoLayoutBorderSize: -1
 
+    property string locale: ""
     property bool use24HourClock: true
     property bool showSeconds: false
     property bool padHours12Hour: false
@@ -1130,13 +1131,18 @@ Singleton {
         Quickshell.execDetached(["sh", "-lc", script]);
     }
 
+    function updateLocale() {
+        I18n.useLocale(locale, locale.startsWith("en") ? "" : I18n.folder + "/" + locale + ".json");
+    }
+
     readonly property var _hooks: ({
             "applyStoredTheme": applyStoredTheme,
             "regenSystemThemes": regenSystemThemes,
             "updateCompositorLayout": updateCompositorLayout,
             "applyStoredIconTheme": applyStoredIconTheme,
             "updateBarConfigs": updateBarConfigs,
-            "updateCompositorCursor": updateCompositorCursor
+            "updateCompositorCursor": updateCompositorCursor,
+            "updateLocale": updateLocale,
         })
 
     function set(key, value) {
@@ -2640,6 +2646,7 @@ Singleton {
                 _hasLoaded = true;
                 applyStoredTheme();
                 updateCompositorCursor();
+                updateLocale();
             } catch (e) {
                 _parseError = true;
                 const msg = e.message;