feat: implement dynamic form and popup components

- Added DynamicField interface to define form field structure.
- Created DynamicFormConfig interface for form configuration.
- Developed DynamicFormComponent to handle dynamic form rendering and validation.
- Implemented DynamicPopupComponent for displaying forms in a modal dialog.
- Added HTML and SCSS for dynamic form and popup styling.
- Integrated Material Design components for form inputs and buttons.
- Implemented form submission logic with API integration.
- Added tests for DynamicForm and DynamicPopup components.
- Updated global styles for Material components in themed popups.
- Included Material Icons in index.html for better UI representation.

src/app/admin/about/about.scss

@@ -1,4 +1,37 @@
 .text-style {
     white-space: pre-line;
     font-family: var(--ff-poppins);
+}
+
+header{
+    display:flex;
+    align-items:center;
+    justify-content:flex-start;
+}
+
+header {
+    display: flex;
+    align-items: center;
+    justify-content: flex-start;
+    gap: 8px;
+}
+
+.edit-btn {
+    background: transparent;
+    border: none;
+    padding: 6px 8px;
+    border-radius: 6px;
+    cursor: pointer;
+    font-size: 1rem;
+    color: var(--orange-yellow-crayola);
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    align-self: flex-start;
+    margin-top: -4px;
+    transition: background 0.2s ease;
+}
+
+.edit-btn:hover {
+    background: rgba(227, 179, 65, 0.12);
 }