feat(grades): add ranking trend, school-wide summary, score cell, and scope filter

- Add ranking-trend-card and school-wide-summary-card for broader analytics

- Add score-cell and grade-filters components for table rendering

- Add scope-filter and type-guards lib utilities for grade data filtering

- Update actions, data-access (analytics, ranking, main), stats-service, export

- Update schema, types, and grade-utils lib

- Update all grade chart and report components (distribution, trend, comparison, query)

src/modules/grades/components/stats-class-selector.tsx

@@ -1,4 +1,5 @@
 import type { JSX } from "react"
+import { getTranslations } from "next-intl/server"
 
 import { ChipNav } from "@/shared/components/ui/chip-nav"
 
@@ -9,12 +10,13 @@ interface StatsClassSelectorProps {
   currentSubjectId: string
 }
 
-export function StatsClassSelector({
+export async function StatsClassSelector({
   classes,
   subjects,
   currentClassId,
   currentSubjectId,
-}: StatsClassSelectorProps): JSX.Element {
+}: StatsClassSelectorProps): Promise<JSX.Element> {
+  const t = await getTranslations("grades")
   return (
     <div className="flex flex-wrap gap-2">
       <ChipNav
@@ -33,7 +35,7 @@ export function StatsClassSelector({
               ? `/teacher/grades/stats?classId=${currentClassId}`
               : `/teacher/grades/stats?classId=${currentClassId}&subjectId=${id}`
           }
-          allOption={{ id: "all", label: "All Subjects" }}
+          allOption={{ id: "all", label: t("filters.allSubjects") }}
         />
       </div>
     </div>