Refactor Study Desk application structure

audit-results/tmp/reproduce-drift.cjs

@@ -0,0 +1,40 @@
+// Read-only diagnostic: execute the exact SQL shape the generated Prisma client
+// emits for deck.findMany() / materialGroup.findMany() against a DB built purely
+// from `prisma migrate deploy` (predev + Docker entrypoint flow).
+// Proves DBAUD-01: migrated DB is incompatible with the shipped client.
+const path = require("node:path");
+const Database = require("better-sqlite3");
+
+const dbPath = path.resolve("audit-results/tmp/audit-migration.db");
+const db = new Database(dbPath, { readonly: true });
+
+// 1. Shape of prisma.deck.findMany({ include: { class: true } }) — Prisma selects
+//    every scalar field, including groupId (schema.prisma:33-34, generated client).
+const deckSql =
+  'SELECT "Deck"."id", "Deck"."classId", "Deck"."name", "Deck"."description", "Deck"."sortOrder", "Deck"."createdAt", "Deck"."groupId" FROM "Deck"';
+try {
+  db.prepare(deckSql).all();
+  console.log("deck.findMany SQL: OK");
+} catch (e) {
+  console.log("deck.findMany SQL: FAILED ->", e.message);
+}
+
+// 2. Shape of prisma.materialGroup.findMany()
+const groupSql = 'SELECT "MaterialGroup"."id", "MaterialGroup"."classId", "MaterialGroup"."name", "MaterialGroup"."type", "MaterialGroup"."sortOrder", "MaterialGroup"."createdAt" FROM "MaterialGroup"';
+try {
+  db.prepare(groupSql).all();
+  console.log("materialGroup.findMany SQL: OK");
+} catch (e) {
+  console.log("materialGroup.findMany SQL: FAILED ->", e.message);
+}
+
+// 3. Shape of prisma.shareLink.findFirst() (share page validation)
+const shareSql = 'SELECT "ShareLink"."id", "ShareLink"."targetType", "ShareLink"."deckId", "ShareLink"."quizSetId", "ShareLink"."groupId", "ShareLink"."createdAt" FROM "ShareLink" LIMIT 1';
+try {
+  db.prepare(shareSql).all();
+  console.log("shareLink.findFirst SQL: OK");
+} catch (e) {
+  console.log("shareLink.findFirst SQL: FAILED ->", e.message);
+}
+
+db.close();