added two new themes, reworked Crypto.qml and Stats.qml, standardized the buttons for the modules, added a new Sidebar widget which contains new 3 modules

shell.qml

@@ -7,6 +7,7 @@ import Quickshell.Io
 import "bar"
 import "launcher"
 import "widgets/bgDate"
+import "widgets/sidebar"
 import "polkit"
 import "config" as Cfg
 
@@ -22,7 +23,14 @@ ShellRoot {
 
     property color frameBackground:  Cfg.Config.theme.bgFrame
     property color frameBorderColor: Cfg.Config.theme.frameBorder
-
+    // ── Sidebar (Widget Panel) ───────────────────────────────────────────
+    Variants {
+        model: Quickshell.screens
+        Sidebar {
+            modelData: modelData
+            Component.onCompleted: modelData.sidebar = this
+        }
+    }
     // ── Polkit Agent ─────────────────────────────────────────────────────────
     Loader {
         active: Cfg.Config.enablePolkit