refactor: update UI styles to use new header background color

- Changed background color for various select elements and containers in Users.vue and Videos.vue to use 'bg-header'.
- Updated background color for status and role filters in the admin section.
- Adjusted background colors in Home.vue, QuickActions.vue, and other components to enhance UI consistency.
- Refactored Billing.vue and DomainsDns.vue to align with new design standards.
- Modified settings components to utilize new header color for better visual hierarchy.
- Improved accessibility and visual feedback in the SettingsRow and SettingsSectionCard components.
- Updated authentication middleware to include timestamp cookie for session management.
- Enhanced gRPC client to build internal metadata for service calls.

src/components/icons/Upload.vue

@@ -5,12 +5,12 @@
             fill="#a6acb9" />
         <path
             d="M281 169c9-9 25-9 34 0l72 72c9 9 9 25 0 34s-25 9-34 0l-31-31v102c0 13-11 24-24 24s-24-11-24-24V244l-31 31c-9 9-25 9-34 0s-9-25 0-34l72-72z"
-            fill="#1e3050" />
+            fill="currentColor" />
     </svg>
     <svg xmlns="http://www.w3.org/2000/svg" v-else class="min-w-[28px]" viewBox="-10 -226 596 468">
         <path
             d="M240-216c-88 0-160 72-160 160 0 5 0 10 1 15C33-18 0 31 0 88c0 80 65 144 144 144h304c71 0 128-57 128-128 0-50-28-93-70-114 4-12 6-25 6-38 0-66-54-120-120-120-11 0-23 2-33 5-30-33-72-53-119-53zM128-56c0-62 50-112 112-112 38 0 71 19 91 47 7 10 20 13 30 8 9-4 20-7 31-7 40 0 72 32 72 72 0 14-4 27-11 38-4 7-5 15-2 22s9 13 16 14c35 9 61 41 61 78 0 44-36 80-80 80H144c-53 0-96-43-96-96 0-43 28-79 67-91 11-4 18-16 16-29-2-7-3-16-3-24zm177 7c-9-9-25-9-34 0l-64 64c-9 9-9 25 0 34 10 9 25 9 34 0l23-23v86c0 13 11 24 24 24s24-11 24-24V26l23 23c9 9 25 9 34 0s9-25 0-34l-64-64z"
-            fill="#1e3050" />
+            fill="currentColor" />
     </svg>
 </template>
 <script lang="ts" setup>