Add new grey color constant and new icons for settings in assets

Update CreateNewRoutineView to use const constructor
Add SubSpaceModel class for device settings
Add DefaultContainer widget for web layout
Add events and states for device settings bloc
Update API endpoints for device settings

lib/web_layout/default_container.dart

@@ -0,0 +1,45 @@
+import 'package:flutter/material.dart';
+
+class DefaultContainer extends StatelessWidget {
+  const DefaultContainer({
+    super.key,
+    required this.child,
+    this.height,
+    this.width,
+    this.color,
+    this.boxConstraints,
+    this.margin,
+    this.padding,
+    this.onTap,
+    this.borderRadius,
+  });
+
+  final double? height;
+  final double? width;
+  final Widget child;
+  final BoxConstraints? boxConstraints;
+  final EdgeInsets? margin;
+  final EdgeInsets? padding;
+  final Color? color;
+  final Function()? onTap;
+  final BorderRadius? borderRadius;
+  @override
+  Widget build(BuildContext context) {
+    return InkWell(
+      onTap: onTap,
+      borderRadius: BorderRadius.circular(20),
+      child: Container(
+        height: height,
+        width: width,
+        margin: margin ?? const EdgeInsets.only(right: 3, bottom: 3),
+        constraints: boxConstraints,
+        decoration: BoxDecoration(
+          color: color ?? Colors.white,
+          borderRadius: borderRadius ?? BorderRadius.circular(20),
+        ),
+        padding: padding ?? const EdgeInsets.all(10),
+        child: child,
+      ),
+    );
+  }
+}