feat(app): add lesson-plans, practice, and grade dashboard routes

- Add admin/lesson-plans, parent/lesson-plans, student/lesson-plans routes

- Add student/practice and teacher/practice routes for adaptive practice

- Add management/grade/dashboard and management/grade/practice routes

- Add teacher/lesson-plans error and loading boundaries

- Update existing admin, parent, student, teacher pages with new features

- Update globals.css and proxy middleware

src/app/(dashboard)/student/learning/courses/page.tsx

@@ -1,4 +1,5 @@
 import { UserX } from "lucide-react"
+import { getTranslations } from "next-intl/server"
 
 import { getStudentClasses } from "@/modules/classes/data-access"
 import { getCurrentStudentUser } from "@/modules/users/data-access"
@@ -14,17 +15,18 @@ export default async function StudentCoursesPage({
 }: {
   searchParams: Promise<SearchParams>
 }) {
+  const t = await getTranslations("student")
   const student = await getCurrentStudentUser()
   if (!student) {
     return (
       <div className="space-y-8">
         <div>
-          <h2 className="text-2xl font-bold tracking-tight">Courses</h2>
-          <p className="text-muted-foreground">Your enrolled classes.</p>
+          <h2 className="text-2xl font-bold tracking-tight">{t("courses.title")}</h2>
+          <p className="text-muted-foreground">{t("courses.description")}</p>
         </div>
         <EmptyState
-          title="No user found"
-          description="Create a student user to see courses."
+          title={t("courses.noUser")}
+          description={t("courses.noUserDesc")}
           icon={UserX}
         />
       </div>
@@ -51,8 +53,8 @@ export default async function StudentCoursesPage({
   return (
     <div className="space-y-8">
       <div>
-        <h2 className="text-2xl font-bold tracking-tight">Courses</h2>
-        <p className="text-muted-foreground">Your enrolled classes.</p>
+        <h2 className="text-2xl font-bold tracking-tight">{t("courses.title")}</h2>
+        <p className="text-muted-foreground">{t("courses.description")}</p>
       </div>
       {classes.length > 0 && <CourseFilters />}
       <StudentCoursesView classes={filteredClasses} />