feat(api): implement ajustement delete endpoint

- DELETE /ajustements/{numEtud}/{idUE}: remove ajustement from DB
- Requires employee role
- Returns 204 on success

routes/(apps)/notes/api/ajustements/[numEtud]/[idUE].ts

@@ -40,4 +40,30 @@ export const handler: Handlers<null, AuthenticatedState> = {
       headers: { "content-type": "application/json" },
     });
   },
+
+  // #52 DELETE /ajustements/{numEtud}/{idUE}
+  async DELETE(
+    _request: Request,
+    context: FreshContext<AuthenticatedState>,
+  ): Promise<Response> {
+    if (context.state.session.eduPersonPrimaryAffiliation !== "employee") {
+      return FORBIDDEN;
+    }
+
+    const numEtud = Number(context.params.numEtud);
+    const idUE = Number(context.params.idUE);
+
+    if (isNaN(numEtud) || isNaN(idUE)) {
+      return new Response("Paramètres invalides", { status: 400 });
+    }
+
+    const [deleted] = await db
+      .delete(ajustements)
+      .where(eq(ajustements.numEtud, numEtud), eq(ajustements.idUE, idUE))
+      .returning();
+
+    if (!deleted) return NOT_FOUND;
+
+    return new Response(null, { status: 204 });
+  },
 };