Feat: FileManager (#98) (#703)

* feat: add file manager module

- Complete file manager implementation with UI/UX
- Add drive management functionality
- Add file upload/download with progress tracking
- Add stamp integration and handling
- Add bulk operations and context menus

Co-authored-by: Roland Seres <roland.seres90@gmail.com>
Co-authored-by: nidishk <nidishkrishnan45@gmail.com>

src/modules/filemanager/components/Button/Button.tsx

@@ -0,0 +1,34 @@
+import { ReactElement } from 'react'
+import './Button.scss'
+
+interface ButtonProps {
+  label: string
+  onClick?: () => void
+  icon?: ReactElement
+  size?: 'small' | 'medium'
+  variant?: 'primary' | 'secondary' | 'danger'
+  disabled?: boolean
+  width?: number
+}
+
+export function Button({
+  label,
+  onClick,
+  icon,
+  size = 'medium',
+  variant = 'primary',
+  disabled,
+  width,
+}: ButtonProps): ReactElement {
+  return (
+    <div
+      className={`fm-button fm-button-${variant} fm-button-${size}${icon ? ' fm-button-icon' : ''}${
+        disabled ? ' fm-button-disabled' : ''
+      }`}
+      onClick={disabled ? undefined : onClick}
+      style={{ width: width ? `${width}px` : undefined }}
+    >
+      {icon} {label}
+    </div>
+  )
+}