style: Standardize template literal spacing and remove extraneous markdown code block delimiters.

src/modules/class/class.service.ts

@@ -1,4 +1,3 @@
-```typescript
 import { classes, users } from "@/db/schema";
 import { eq, sql } from "drizzle-orm";
 import { DrizzleClient } from "@/lib/DrizzleClient";
@@ -46,7 +45,7 @@ export const classService = {
 
             const [updatedClass] = await txFn.update(classes)
                 .set({
-                    balance: sql`${ classes.balance } + ${ amount } `,
+                    balance: sql`${classes.balance} + ${amount} `,
                 })
                 .where(eq(classes.id, classId))
                 .returning();

src/modules/quest/quest.service.ts

@@ -1,4 +1,3 @@
-```typescript
 import { quests, userQuests, users } from "@/db/schema";
 import { eq, and, sql } from "drizzle-orm";
 import { UserError } from "@/lib/errors";
@@ -63,7 +62,7 @@ export const questService = {
 
             if (rewards?.balance) {
                 const bal = BigInt(rewards.balance);
-                await economyService.modifyUserBalance(userId, bal, 'QUEST_REWARD', `Reward for quest ${ questId }`, null, txFn);
+                await economyService.modifyUserBalance(userId, bal, 'QUEST_REWARD', `Reward for quest ${questId}`, null, txFn);
                 results.balance = bal;
             }