feat: add modals for managing interns, creating projects, and tasks

- Implemented AddInternsDialog for inviting and managing interns.
- Created CreateProjectDialog for launching new projects with detailed forms.
- Added CreateTaskDialog for task creation with deadline and submission type options.
- Enhanced Header component with navigation functionality.
- Updated MentorProjectCard to navigate correctly to mentor projects.
- Refactored SidebarMentor for improved navigation and mobile responsiveness.
- Adjusted Internify login logic to streamline user role navigation.
- Added CSS styles for consistent layout and design.
- Introduced mock data for interns to facilitate development and testing.

src/Pages/internify/intern/ProjectDetailPage.tsx

@@ -36,8 +36,8 @@ export default function ProjectDetailPage() {
     }`;
 
   return (
-    <div className="bg-gray-50 min-h-screen">
-      <div className="px-24 py-10">
+    <div className="container">
+      <div>
 
         {/* Back Button */}
         <button